
A seasoned management team with extensive experience garnered from some of the largest firms in the capital markets.

Chief Executive Officer
As president and CEO of South Street Securities Holdings Inc., Mr. Tabacchi directly oversees all aspects of the business, including strategy, credit, market and liquidity risk, infrastructure, technology and clearing, compliance, finance, accounting, and controls. In 2000, he raised venture capital and founded South Street as an independent repo broker dealer and began building and expanding the franchise of products. Today, South Street remains one of the largest independent regional dealers including an algorithmic US Treasury and trading distribution franchise, repo finance of both Treasuries and Agency MBS, an MBS TBA derivative business, a Fintech fixed income processing company, and equity sec lending business. In 2018, he also invested in and continues to mentor a Disabled Veteran Owned Small Business (DVOSB) and broker dealer called AmeriVet, which underwrites and distributes corporate debt, equity and commercial paper. He continues to look for opportunities to expand the South Street
franchise in the mid-market dealer community.
Prior to founding South Street, Mr. Tabacchi joined Citicorp/Citibank in 1980. Over a period of 20 years, he worked in various customer interface and business head positions within the
Investment, Corporate, and Consumer Banking Divisions. In 1987 Mr. Tabacchi became the regional business manager for the Northeast Division of Citicorp Mortgage, Inc. In 1989 he was
a Division Financial controller in Citicorp's North American Investment Bank. During 1990, Mr. Tabacchi was asked to manage the day-to-day operations of Citibank's Municipal Trust
business. He revamped the product lines and packaged the business for sale, which was completed in 1992. He then joined the Finance Desk and was named Treasurer of Citicorp
Securities in 1995, adding co-head responsibilities of the Primary Dealer Desk a short time later.
In addition to his Board responsibilities at South Street and AmeriVet, Mr. Tabacchi also serves on the Boards of Kayenta, a data dashboard of Treasury management solutions, and Maxex, a digital MBS exchange. He is also Chairman of the Independent Dealer and Trader Association (IDTA) and is an Advisory Board Member for the Digital Dollar Project and BNYM’s GSS Industry Council. In 2021, Mr. Tabacchi was elected to the DTCC Board of
Directors.
Outside the office, Jim is a Trustee of the St. Joseph’s Catholic School Endowment Fund, as well as a youth hockey coach for the Englewood Field Club’s ‘Learn to Play Hockey’ program.
Mr. Tabacchi graduated from Iona College with a BBA in Accounting in 1977 and the John G. Hagen School of Business with an MBA in 1981.
Mr. Tabacchi's FINRA certifications include Series 7, 63, 27 and 24.

President, SSS LLC
Mr. Schuit is a seasoned industry veteran with a career spanning over three decades in finance and capital markets. In 1999, Mr. Schuit co-founded Capital Markets Engineering & Trading and then in 2004, South Street Securities LLC (“South Street”), where he led the formation, infrastructure development and trading of the broker-dealer. As President of South Street, Mr. Schuit oversees the company’s various trading and execution businesses, driving growth and innovation as one of the premier mid-sized full-service broker-dealers. His previous role at the company was Co-Chief Investment Officer. In 2018, Mr. Schuit was pivotal in the relaunch and recapitalization of AmeriVet Securities, Inc., a Service-Disabled Veteran-Owned broker-dealer (SDVOB) and serves as the Lead Director of the Board of Directors.
Mr. Schuit's career began at Citibank's Management Associate Training Program in 1992, where he developed expertise in fixed income trading. He later joined Citicorp Securities’ Finance Desk in 1995 as Vice President and Senior Matched Book Trader, responsible for finance, futures and arbitrage trading within the Capital Markets Group. In 2006, Mr. Schuit joined Cantor Fitzgerald as Managing Director of Finance, where he co-managed the Repo Finance Desk before rejoining South Street in 2011. He holds a Bachelor of Business Administration in Public Accounting from Hofstra University.
Mr. Schuit is FINRA Series 3, 7, 24 and 63 registered.

Chief Investment Officer
Mr. Vega joined Capital Markets Engineering & Trading LLC in 2005, where he has served the role of Chief Investment Officer (CIO) of South Street Securities LLC. He developed the MBS REIT finance platform and has spearheaded and advised on key strategic initiatives. His responsibilities include managing interest rate, liquidity and credit risk for the MBS repo portfolio.
Prior to joining, Mr. Vega worked at the Royal Bank of Canada in the treasury of the New York branch focusing on asset liability management for the balance sheet, along with managing repo, corporate and money market securities portfolios. Mr. Vega began his professional career in the Global Finance and Arbitrage group at Citicorp Securities. He completed the Citibank NA Management Associate Program in 1990. He was a founding member of Dresdner Securities USA LLC, where he designed and traded the proprietary matched book portfolio, in addition to developing the fixed income finance module for the newly formed broker-dealer. He graduated from Fairfield University with a degree in Finance and a minor in Information Systems.
Mr. Vega is FINRA Series 7, 24 and 63 registered.

Chief Financial Officer, SSS Holdings
Mr. Jaze serves as the Chief Financial Officer (CFO) of South Street Securities Holdings Inc. (“South Street”), which he assumed in 2024. In addition, he serves as CFO of AmeriVet Securities, Inc. (“AmeriVet”), a Service-Disabled Veteran-Owned broker-dealer (SDVOB), since 2020. As CFO of both entities, Mr. Jaze oversees the firm’s financial operations, including accounting, audit, corporate finance, investor relations and governance activities. He is also responsible for partnering with the firm’s compliance function. Mr. Jaze joined South Street in 2014 as a Vice President. Prior to joining, he spent over a decade in various roles at BNY, Mirae Asset Global Investments and UBS alternative investments.
Mr. Jaze holds a Bachelor of Science in Accounting from Pace University and a Master’s Degree in Accounting from New Jersey City University. His deep institutional knowledge and over 20-year tenure equip him with the skills necessary to manage complex financial functions and ensure regulatory compliance, making him a vital asset to both the South Street and AmeriVet teams.
Mr. Jaze is FINRA Series 7, 27 and 99 registered.

Chief Operating Officer, SSS LLC
Mr. Webbe joined South Street Securities Holdings Inc. in June 2001 as the Head of Operations. He is currently the Chief Operating Officer (COO) of South Street Securities LLC, responsible for the company’s Operations and Technology departments. Mr. Webbe also serves as President of Matrix Applications LLC, a financial technology company, overseeing the technology infrastructure, system support, operations and software development. In addition, Mr. Webbe is as a Board Member of AmeriVet Securities, Inc., a Service-Disabled Veteran-Owned broker-dealer (SDVOB).
Prior to joining South Street Securities Holdings Inc., Mr. Webbe worked at Citigroup from 1986 until 2001. As a Vice President at Citigroup, he was responsible for a range of middle and back-office functions. His role included oversight of finance, funding, futures and emerging markets operations for both domestic and international settlement. He was integral to several highly sophisticated securitization projects and had extensive interaction with foreign exchange and derivatives operations.
Mr. Webbe is FINRA Series 7, 27 and 63 registered.

Chief Strategy Officer
Mr. Ma co-founded South Street Securities LLC (“South Street”) in 2000 and currently serves as Chief Strategy Officer (CSO). He coordinates multiple aspects of South Street’s business including market and credit risk policies as well as capital raising with a focus on corporate structure and governance. In the 2000's and 2010’s, he was primarily responsible for the development of the MBS and U.S. treasury repo businesses as well as the equity finance business in 2020.
Prior to South Street, Mr. Ma spent his early career at Citibank credit card treasury division and participated in credit card securitization market in the 1980's. He joined Deutsche Bank derivatives trading group in the early 90's and returned to Citicorp in the mid-90's for structured derivatives. In his last six years as a financial engineer at Citicorp Securities, Inc., Mr. Ma successfully developed a securitization program to assist the foreign exchange and derivatives businesses in managing their counterparty exposure and capital utilization.
Mr. Ma holds an MBA degree in Finance from NYU with distinction and undergraduate degree in Accounting from Pace University (Magna Cum Laude). He also completed his accounting training and achieved his CPA certification at PricewaterhouseCoopers. He served as an adjunct finance professor at Ramapo College of New Jersey and Pace University from 2008 to 2024.
Mr Ma is FINRA Series 7, 24 and 63 registered.

Chief Revenue Officer
Mr. Mellert oversees business development and acts as client advocate for Matrix Applications, promoting the firm’s fixed income collateral management and margining platforms along with the company’s Managed Services for the back office.
In 1999, Mr. Mellert co-founded Capital Markets Engineering & Trading LLC. And in 2000, he and the team launched Matrix Applications, a technology service bureau whose clients span from small broker / dealers to asset managers to global banks. He was responsible for the formation and infrastructure development of South Street Securities (SSS), which launched in 2004.
In 1989, Mr. Mellert spent two years in Citibank’s Global Custody division, followed by three at The Federal Reserve Bank of New York’s Funds Transfer and Electronic Securities divisions. He re-joined Citibank in 1993, in the Reserve Management division before moving to the Treasury Finance Desk where he traded US, Canadian and high yield repo.
Mr. Mellert is a graduate of Georgetown University and holds an MBA from the NYU Stern School of Business.

Managing Director, Sales & Trading
Mr. Murray joined South Street Securities (SSS) in September of 2008. He is principally responsible for repo trading and sales while managing the firm's overall day-to-day funding requirements and customer flows. Mr. Murray plays a key role in positioning the repo portfolios and is point on integral relationships in the REIT’s and Hedge Fund space. He is actively involved in strategic decision making and new business development.
Mr. Murray joined SSS from Countrywide Financial Corporation, where from 2006 to 2008 he worked on the Institutional Rate Sales Desk, in addition to experience trading on Countrywide's Financing Desk. He was previously employed by Banc of America Securities' Broker Dealer Services division, where for two years he served as a Relationship Manager for both fixed income and equity accounts, including monitoring all operational issues. Prior to getting his start in finance, Mr. Murray served 1 year in the NYPD, where he was a Police Officer in PS8.
Mr. Murray has a Bachelor's Degree in Marketing and a minor in Information Systems from Marist College. He is also FINRA Series 7, 63 and 3 registered.

Managing Director, Sales & Marketing
Ms. Pucci joined South Street Securities LLC (“South Street”) in January of 2001 and is responsible for the repo sales and marketing activities of the firm. She works with firms to find solutions for their clients through various repo programs within South Street and its affiliates. Additionally, Ms. Pucci manages a sales team dedicated to these tasks.
Ms. Pucci was previously employed by Citicorp in 1994, working on both the government securities cash and treasury finance desks in New York and non-dollar finance desks in London. She completed her MBA at St. John’s University in Rome, Italy.
Ms. Pucci is FINRA Series 7, 24, 27 and 63 registered.

Head of MBS Trading, CIO South Street Capital Management
Mr. Snyder joined South Street Securities (SSS) as a Managing Director in 2016 and was tasked with developing the firms mortgage business. He created both a TBA Pipeline Hedging Business for Mortgage Originators and South Street Capital Management (SSCM). SSS provides trading lines and liquidity to mortgage originators to help them hedge their origination pipelines. SSCM is a Registered Investment Advisor that focusses on opportunities within the mortgage market. Mr. Snyder is now responsible for overseeing both SSCM and the TBA hedging business.
Mr. Snyder brings over 20 years of Mortgage Backed Securities trading experience. He began his career structuring Agency CMO deals at Goldman Sachs and Co. Mr. Snyder went on to spend 14 years within the Mortgage Trading group at Goldman, rising to the level of Vice-President. While at Goldman, he was responsible for the market-making and position management for a variety of MBS products. He worked extensively in Specified Pools, TBA’s, and Adjustable Rate Mortgages. Mr. Snyder also spent time trading Mortgage Derivatives and Non-Agency RMBS. He left Goldman Sachs to start the Agency MBS trading desk at Societe Generale, where he became a Director. At Societe General, he was responsible for trading Specified Pools and Agency ARMs.
Mr. Snyder graduated from The Wharton School at the University of Pennsylvania with a Bachelor of Science in Economics.

Managing Director, South Street Global
Ms. Greenland joined South Street Securities LLC (“South Street”) in 2016 to manage the growing UK repo financing business relationships and newly founded Representative Office. In her current role, Ms. Greenland is Head of the United Kingdom and EMEA/APAC businesses of the South Street group of companies and acts as the senior contact for clients in the United Kingdom, EMEA and APAC. As a member of the Executive Management Operating team, her role encompasses the strategic expansion of the South Street group businesses outside of the United States.
Ms. Greenland has 22 years of financial services experience. She ran the EMEA Relationship Management teams of the BNY’s Broker-Dealer Services and Global Product and Communications Strategy for Global Collateral Services. She was also a member of the European Operating Committee. Ms. Greenland has an active dialogue with European trade bodies and academics who focus on financial services and market structure. Prior to this, she was part of the sales team at the Raiffeisen Zentral Bank's Securities Lending and Repo division, having trained on the repo trading desk.
Ms. Greenland holds a Master of Science degree from the University of Oxford, St Anne's College and a Diploma in Organisational Leadership from the University of Oxford.

Managing Director, Sales & Trading
Mr. Murray joined South Street Securities LLC (“South Street”) in September of 2008. He is principally responsible for repo trading and sales while managing the firm's overall day-to-day funding requirements and customer flows. Mr. Murray plays a key role in positioning the repo portfolios and is point on integral relationships in the REIT’s and Hedge Fund space. He is actively involved in strategic decision making and new business development.
Mr. Murray joined South Street from Countrywide Financial Corporation, where from 2006 to 2008 he worked on the Institutional Rate Sales Desk, in addition to experience trading on Countrywide's Financing Desk. He was previously employed by Banc of America Securities' Broker-Dealer Services division, where for two years he served as a Relationship Manager for both fixed income and equity accounts, including monitoring all operational issues. Prior to getting his start in finance, Mr. Murray served 1 year in the NYPD, where he was a Police Officer in PS8. He has a Bachelor's Degree in Marketing and a minor in Information Systems from Marist College.
Mr. Murray is FINRA Series 3, 7 and 63 registered.
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Head of Equity Finance
Mr. Venditti joined South Street Securities LLC (“South Street”) in February 2020 as a Managing Director and Senior Executive. He joined South Street with over 35 years of experience in the securities industry. As Head of Equity Finance, Mr. Venditti has spearheaded the expansion of South Street into the U.S. Equity Finance and Trading business. He is also responsible for seeking out strategic partnerships and/or acquisitions.
Prior to joining South Street, Mr. Venditti spent 10 years with Nomura Securities from 1995-2005. In his time at Nomura, he held various roles such as the Global Head of Equity Finance, where he oversaw the Structured Equity Group. Mr. Venditti also served as Nomura’s Co-Head of U.S. Equity Sales business in New York. In 2006, he joined Paloma Securities as President and was responsible for expanding the firms’ sales, trading and financing capabilities. He remained at Paloma Securities until BMO acquired the Global Securities Lending business in 2009.
Mr. Venditti was the Co-Head of BMO Global Prime Finance and Delta 1 trading business. His group was responsible for growing all aspects of BMO’s financing and trading capabilities globally until he departed in 2019. In addition, Mr. Venditti was an active Board Member of the Canadian Securities Lending Association from 2012 to 2019.
Mr. Venditti attended the College of Staten Island. In 2024, he was honored with the Lifetime Achievement Award by Securities Finance Times for his outstanding contributions to the securities finance industry across his career. He currently serves as a Board Member of Kayenta Ltd., a hedge fund treasury software company.
Mr. Venditti is FINRA Series 7, 24 and 63 registered.

Director of Equity Finance
Mr. Giusti joined South Street Securities (SSS) in 2020 as Director of Equity Finance. He has been building out the Securities Lending Match Book, focusing on specials and equity funding. Prior to joining SSS, he gained experience managing the specials book at Soc Gen.
Mr. Giusti began his professional career at UBS supporting their equity derivative desk. He was then introduced to the stock loan/equity finance space during his five years at Newedge USA LLC. In 2013, Frank was hired as Vice President of the Securities Lending desk at Mitsubishi UFJ Securities, now known as MUFG Securities. He was responsible for growing and maintaining both the firm's Securities Lending and Repo Tri Party books. For his final two years at Mitsubishi, Mr. Giusti worked out of London in their EMEA office. While in London, he not only managed the firm's Securities Lending and Equity Finance Books, but also provided coverage on US Treasuries and French and German Government Bonds.
Mr. Giusti graduated from Fairfield University in 2006 with a Bachelor of Science in Finance. He is also FINRA Series 7, 55 and 63 registered.

Vice President
Mr. Wilkinson joined South Street Securities in October 2020. As Vice President, he manages processes and operations for the stock loan department.
He began his career in 1996 at Morgan Staley Trust for two years, followed by working a year in Securities Lending at Smith Barney. Mr. Wilkinson then served as Securities Associate Director for Securities Lending at UBS for 17 years. Finally, he served as Vice President at Cantor Fitzgerald from 2017 to 2020, where he oversaw the daily operations of securities lending that included collateral, settlements, trade bookings, billing, recalls and daily balancing.
Mr. Wilkinson is a graduate of St. John’s University with a Bachelor’s Degree in Business Management. He is also FINRA Series 99 registered.

Director of Equity Finance
Mr. Leone joined South Street Securities (SSS) in September 2021 as Managing Director of Equity Finance. He is imperative in cultivating the Equity Finance and Delta 1 trading business.
Prior to joining SSS, Mr. Leone spent 6 years with Nomura Securities from 1998-2004. At Nomura, he managed trading for securities lending and various strategies in equity products. In 2004, Mr. Leone joined Satellite Asset Management, a multi-strategy Hedge Fund as Head of Securities Lending and Equity Derivatives. While at Satellite, he co-managed and traded a 500mm SPAC portfolio and worked on Special Situations. He was also responsible for funding the firms credit positions through various structures until the fund was unwound in 2008. In 2010, Mr. Leone joined MUFG where he successfully built out the securities lending and equity derivatives platform. Over his 10 year tenor, he was responsible for managing securities financing team and their activities until departing in 2021.
Mr. Leone attended Villanova University. He is also FINRA Series 7, 24, 55 and 63 registered.

Lead Technology Developer
Equity Finance
Mr. Veeramallu joined South Street Securities in January 2021 as the Lead Technology Product Developer for the equity stock loan business. He has been an Investment Banking IT Executive with over 19 years of experience in building complex trading systems and high-performance teams across trading, operational and various support functions, primarily in Hedge Fund, Prime Brokerage and Securities Lending.
He began his finance career by working for global banks namely UBS and Credit Suisse in Hong Kong, Singapore and New York. Soon after, he became the Vice President at Nomura Int’l Securities, managing the Domestic Securities Lending Technology team. He then moved up to head Prime Services Delivery and Production Services group at Bank of Nova Scotia, New York/Toronto.
In his most recent position, Mr. Veeramallu was managing the Global Production Services Group at S3 partners for about 5 years where he was handling production services, client onboarding, data collection & distribution (financing rates, real time short interest, disclosure, etc.) and predictive analytics in the securities lending space.
Mr. Veeramallu completed his Executive MBA at Rutgers Business School and holds a Master’s Degree in Computer Science from India.

Chief Risk Officer
Mr. Berlage joined South Street Securities Holdings Inc. (SSSHI) in June 2021 as Chief Financial Officer (CFO). He is responsible for all the company’s financial functions, including accounting, audit, treasury, corporate finance and investor relations. He also oversees human resources, compliance and governance activities. Mr. Berlage served on our Board of Directors from 2009 to 2021.
Prior to joining SSSHI, Mr. Berlage was Head of Allianz Risk Transfer, Americas (ART) from 2008 to 2021. During his time at ART, he built a global climate risk solutions business to industry leading scale and reputation, managed the alternative asset business, and his team was responsible for Allianz structured insurance solutions and distribution of insurance risks to the capital markets. From 1994 to 2008, Mr. Berlage was at UBS in various leading structured finance and capital markets roles.
Mr. Berlage holds Master’s Degrees in Finance from Zurich University, Switzerland (Magna Cum Laude) and in Law from Fordham Law School (Summa Cum Laude). He also completed an Executive Education Program.

Vice President
Mr. Freydburg joined South Street Securities (SSS) as a Vice President on the MBS desk in February 2020 and has over 8 years of experience in the Mortgage-Backed Securities space. He works with Mortgage Originators to provide liquidity in TBA and Specified Pools.
From 2016-2020, Mr. Freydburg worked at Compass Analytics where he focused on advising mortgage origination clients on trading, hedging and capital markets strategies. Prior, he worked on the Adjustable-Rate Mortgage trading desk at Brean Capital from 2012-2015.
Mr. Freydburg holds a Bachelor of Science in Finance from Syracuse University. He is also FINRA Series 7 and 63 registered.

Head of Strategic Initiatives & Sales
Managing Director
Mr. Venditti joined South Street Securities (SSS) in February 2020 as a Managing Director and Senior Executive. He joined SSS with over 35 years of experience in the securities industry. As Head of Strategic Initiatives & Sales, Mr. Venditti has spearheaded the expansion of SSS into the U.S Equity Finance and Trading business. He is also responsible for seeking out strategic partnerships and/or acquisitions.
Prior to joining SSS, Mr. Venditti spent 10 years with Nomura Securities from 1995-2005. In his time at Nomura, he held various roles such as the Global Head of Equity Finance in London where he also oversaw the Structured Equity Group. He also served as Nomura’s Co-Head of U.S. Equity Sales business in New York. In 2006, Mr. Venditti joined Paloma Securities as President and was responsible for expanding the firms’ sales, trading and financing capabilities. He remained at Paloma Securities until BMO acquired the Global Securities Lending business in 2009. Mr. Venditti was the Co-Head of BMO Global Prime Finance and Delta 1 trading business. His group was responsible for growing all aspects of BMO’s financing and trading capabilities globally until he departed in 2019. In addition, Mr. Venditti was an active Board Member of the Canadian Securities Lending Association from 2012 to 2019.
Mr. Venditti attended the College of Staten Island. In 2024, he was honored with the Lifetime Achievement Award by Securities Finance Times for his outstanding contributions to the securities finance industry across his career. He is also FINRA Series 7, 24 and 63 registered.

Business Development Specialist
Ms. Judge started as a Management Associate for Matrix Applications in July 2020 following a 2-year Marketing & Sales Summer Internship with the firm. She later transitioned into a Business Development Specialist role, focused on supporting sales, marketing, client relations, onboarding, business strategy and project development.
Ms. Judge graduated Cum Laude from Elon University in May 2020 and as a triple major, holds degrees in Marketing and Finance B.S.B.A as well as Economics B.A. She is currently pursing a Master's in Marketing at The College of William & Mary with an expected graduation date of December 2022.
For all media or press related inquiries, please contact Colleen Judge at colleen.judge@sssnyc.com.

Product
Mr. Paul joined South Street Securities in 2022 as a member of the Equity Finance team. He is an integral part for building out the South Street Equity Finance platform. Prior to joining South Street, he spent three years with AmeriVet Securities, where he supported all senior personnel across Equity, Corporate and Public Finance desks in building out a recapitalized broker dealer. He also spent the last year at AmeriVet shifting his focus to strengthening the Public Finance Desk.
Mr. Paul is also U.S Navy Veteran and served as a Hospital Corpsman. He was part of a highly skilled 9-man team out of a unit of 450 sailors that played a critical role in the daily operations of the Javits New York Medical Center in response to COVID-19.

Product
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Chief Financial Officer
Mr. Lubrano serves as Chief Financial Officer of South Street Securities, LLC, and Controller of South Street Securities Holdings, Inc. He has had a 40-year career in financial services and public accounting. Since joining South Street in 2013 Mr. Lubrano has been responsible for financial control, planning, analysis, financial and regulatory reporting.
Prior to joining South Street Mr. Lubrano worked at The Bank of New York Mellon, Daiwa Securities and Dillon Read & Co., holding various financial and audit positions. Before entering financial services Mr. Lubrano was with Coopers & Lybrand (now PricewaterhouseCoopers).

Chief Compliance Officer
Mr. Kelly is a seasoned securities management and operations leader with over 30 years of experience in compliance, credit, and financial operations. He currently serves as Chief Compliance Officer (CCO) at South Street Securities LLC and AmeriVet Securities, Inc., where he oversees regulatory strategy, credit risk, and firm-wide compliance programs. Additionally, Mr. Kelly serves as the Credit Officer for South Street Securities Holdings Inc. Previously, he held senior roles at BNY, Matrix Applications LLC and Burlington Capital Markets, directing large teams and spearheading automation and regulatory initiatives. Known for his ability to align business strategy with regulatory requirements, Mr. Kelly excels at building resilient organizations that thrive under scrutiny.
Mr. Kelly is FINRA Series 7, 24, 27 and 63 registered.

Head of Sales, GX2 Algorithmic Trading
Mrs. Carson serves as Head of Sales of GX2 Algorithmic Trading at South Street Securities LLC (“South Street”), where she leads strategic client engagement and business development across algorithmic trading and fixed income solutions. She joined South Street its broker-dealer consolidation of GX2 Spread Markets and acquisition of GX2 Systems LLC. With over 17 years of experience in financial markets, Mrs. Carson brings a deep understanding of interest rate products, institutional sales and market structure to the firm. Her leadership has been instrumental in expanding GX2’s client base and delivering tailored trading solutions to a diverse range of counterparties.
Mrs. Carson’s career includes senior roles at leading global investment banks. At Morgan Stanley, she served as Executive Director and Interest Rates Product Specialist, advising clients on complex rate strategies. Prior to that, she was Director and Global Rates Product Specialist at Credit Suisse, where she managed rate product distribution and supported cross-asset initiatives.
Known for her collaborative approach and market insight, Mrs. Carson continues to drive innovation in client service and sales strategy. She holds a Bachelor’s degree in Economics and Political Science from the University of North Carolina at Chapel Hill.
Mrs. Carson is FINRA Series 3, 7, 30 and 63 registered.

Managing Director, Mortgage Trading
Mr. Snyder joined South Street Securities LLC (“South Street”) as a Managing Director in 2016 and was tasked with developing the firms mortgage trading business. He brings over 25 years of MBS trading experience to South Street. Mr. Snyder created a TBA pipeline hedging business and gestation repo warehouse business catered to mortgage originators. South Street provides trading lines and liquidity to mortgage originators to help them hedge their origination pipelines. Mr. Snyder also led the development of the firms electronic trading system and mobile application for trading TBA mortgages. Mr. Snyder is now responsible for overseeing the firm’s Mortgage Trading business. Additionally, he spearheaded South Street’s investment in MAXEX, a digital exchange for trading Non-Agency mortgages, and is a member of MAXEX’s Board of Directors.
Mr. Snyder began his career structuring Agency CMO deals at Goldman Sachs and Co. Mr. Snyder went on to spend 14 years within the Mortgage Trading group at Goldman. While at Goldman, he was responsible for the market-making and position management for a variety of MBS products. He worked extensively in specified pools, TBA’s and adjustable-rate mortgages. Mr. Snyder also spent time trading mortgage derivatives and Non-Agency RMBS. He left Goldman Sachs to start the agency MBS trading desk at Societe Generale, where he became a Director. At Societe Generale, he was responsible for trading specified pools and agency ARMs. Mr. Snyder graduated from The Wharton School at the University of Pennsylvania with a Bachelor of Science in Economics.
Mr. Snyder is FINRA Series 7 and 63 registered.

Senior Managing Director, GX2 Algorithmic Trading
Mr. Jaberg is Senior Managing Director of GX2 Algorithmic Trading at South Street Securities LLC (“South Street”) and President & Chief Executive Officer of GX2 Systems, LLC. He has built his career at the intersection of trading, quantitative research, and technology, bringing over 30 years of experience in the financial markets.
Mr. Jaberg joined South Street through its broker-dealer consolidation of GX2 Spread Markets and acquisition of GX2 Systems, LLC. Since then, he has continued to lead the GX2 platform, overseeing the development of advanced algorithmic trading strategies and risk-management solutions.
Earlier in his career, Mr. Jaberg served as a Partner at Breakwater Trading, where he focused on statistical arbitrage and algorithmic strategies, and as a Trader at Goldenberg Hehmeyer & Co., gaining more than two decades of front-line market experience starting on the floor of the Chicago Board of Trade and extending into today’s electronic marketplaces.
He holds a Ph.D. in Economics from the University of Illinois Chicago, as well as degrees in Economics from the University of Cincinnati, with additional graduate coursework in Financial Markets and Trading at the Illinois Institute of Technology.
Mr. Jaberg is FINRA Series 7, 24, 99 and NFA Series 3 registered.

Human Resources Management, SSSHI
Ms. Cufone is the Director of Human Resources at South Street Securities Holdings Inc., where she oversees employee-focused operational functions, as well as strategic and organizational planning for our U.S. and international teams. She stepped into this role in 2022 after five years serving as Executive Assistant to the CEO and the COO. She has a passion for organizational excellence and promoting a culture of growth and collaboration across our family of brands.
Before entering the financial services industry, Ms. Cufone established a strong foundation in restaurant and hospitality operations. She brings a depth of understanding in talent development and client services, and an appreciation for the benefits of a culturally diverse team. Ms. Cufone earned her degree from Johnson & Wales University in Rhode Island.

Managing Director, Warehouse Repo
Mr. Banning joined South Street Securities LLC in 2024 as Managing Director of Warehouse Repo. He joined the team from Royal Bank of Canada (RBC), where he held key roles, including managing a warehouse business secured by Agency and Non-QM residential whole loans within the Central Funding Group. Mr. Banning also played a vital part in expanding products for the structured products discretionary lending business.
He began his journey in finance at RBC in the Fixed Income Risk Management group, later transitioning to Portfolio Management where he successfully navigated through post-financial crisis challenges. Additionally, Mr. Banning’s contributions to George K Baum and State Street Global Advisors showcase his versatility and depth of experience in the financial sector. He holds an M.S. in Financial Economics from Boston University Metropolitan College and a B.S. in Economics from Syracuse University.
Mr. Banning is FINRA Series 7 registered.

Director, Equity Finance


Chief Financial Officer, SSS LLC

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