Insights

Strategic Growth Potential cross-sell opportunities across its subsidiaries including FINRA member brokers, back-office services, fintech software, and veteran-owned broker-dealer, enabling integrated solutions for capital markets trading, settlement, and technology platforms.

Technology Enablement Current tech stack and recent TBA trading app launch indicate openness to advanced trading technologies; propose scalable trading analytics, risk management, and order-routing solutions that complement Matrix Applications’ engineering capabilities.

Liquidity & Repo Strong focus on repo financing and US Treasuries with FICC Tier 1 membership; target treasury settlement, collateral optimization, and repo workflow automation to improve funding access and operational efficiency.

Growth & Leadership Recent executive appointments and expansion activities suggest a growth-oriented posture; position solutions around strategic initiatives, regulatory/compliance tooling, and performance metrics to accelerate scale.

Sustainability & Partnerships Active partnerships and philanthropic efforts offer a pathway for ESG-aligned products and joint sustainability initiatives, creating opportunities for sustainable finance tools and environmental impact tracking within client programs.

Similar companies to South Street Securities Holdings Inc.

South Street Securities Holdings Inc. Tech Stack

South Street Securities Holdings Inc. uses 8 technology products and services including MATLAB, HubSpot Analytics, HubSpot Content Hub, and more. Explore South Street Securities Holdings Inc.'s tech stack below.

Media & News

South Street Securities Holdings Inc.'s Email Address Formats

South Street Securities Holdings Inc. uses at least 2 email formats:
South Street Securities Holdings Inc. Email FormatsExamplePercentage
First.Last@southstreetsecurities.comJohn.Doe@southstreetsecurities.com
98%
First@southstreetsecurities.comJohn@southstreetsecurities.com
2%

Frequently Asked Questions

What is South Street Securities Holdings Inc.'s phone number?

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You can contact South Street Securities Holdings Inc.'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is South Street Securities Holdings Inc.'s official website and social media links?

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South Street Securities Holdings Inc.'s official website is southstreetsecurities.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does South Street Securities Holdings Inc. generate?

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As of July 2026, South Street Securities Holdings Inc.'s annual revenue is estimated to be $10M - $25M.

What is South Street Securities Holdings Inc.'s SIC code and NAICS code?

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South Street Securities Holdings Inc.'s SIC code is 6211 - Security Brokers, Dealers, and Flotation Companies and NAICS code is 523 - Securities, Commodity Contracts, and Other Financial Investments and Related Activities.

How many employees does South Street Securities Holdings Inc. have currently?

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As of July 2026, South Street Securities Holdings Inc. has approximately 49 employees across 2 continents, including North America and Europe. Key team members include Cfo: D. D., Co-Chief Investment Officer: J. S. and Director: M. E. Explore South Street Securities Holdings Inc.'s employee directory with LeadIQ.

What industry does South Street Securities Holdings Inc. belong to?

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South Street Securities Holdings Inc. operates in the Capital Markets industry.

What technology does South Street Securities Holdings Inc. use?

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South Street Securities Holdings Inc.'s tech stack includes MATLAB, HubSpot Analytics, HubSpot Content Hub, PWA, Office 365, PayPal, Algolia and Piwik.

What is South Street Securities Holdings Inc.'s email format?

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South Street Securities Holdings Inc.'s email format typically follows the pattern of First.Last@southstreetsecurities.com. Find more South Street Securities Holdings Inc. email formats with LeadIQ.

How much funding has South Street Securities Holdings Inc. raised to date?

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As of July 2026, South Street Securities Holdings Inc. has raised $260M in funding. The last funding round occurred on Jun 09, 2025 for $30M.

When was South Street Securities Holdings Inc. founded?

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South Street Securities Holdings Inc. was founded in 2001.
South Street Securities Holdings Inc. logo

South Street Securities Holdings Inc.

Capital MarketsNew York, United States11-50 Employees

South Street Securities Holdings Inc. operates in the capital markets through a family of affiliated firms. Its core unit, South Street Securities LLC, provides repo financing for U.S. Treasuries and Agency MBS, along with hedging for TBA mortgage originations and algorithmic trade execution. The group also includes Matrix Applications LLC, which delivers technology and back-office services; AmeriVet Securities, Inc., a FINRA and SIPC member that operates as an SEC-registered broker-dealer certified as a service-disabled veteran-owned business; and GX2 Systems LLC, a fintech software developer serving electronic trading in fixed income and futures. The company is based in New York, New York. 

Through these affiliates it serves institutional clients in fixed income and mortgage markets with financing, hedging, execution, and back-office capabilities, supported by technology and trading infrastructure. Recent leadership changes at the subsidiaries—such as the appointment of Jason Schuit as President of South Street Securities LLC in 2025—indicate ongoing expansion.

Section iconCompany Overview

Phone number
SIC Code
6211 - Security Brokers, Dealers, and Flotation Companies
NAICS Code
523 - Securities, Commodity Contracts, and Other Financial Investments and Related Activities
Founded
2001
Employees
11-50

Section iconFunding & Financials

  • $260M

    South Street Securities Holdings Inc. has raised a total of $260M of funding over 5 rounds. Their latest funding round was raised on Jun 09, 2025 in the amount of $30M as a Debt Financing.

  • $10M - $25M

    South Street Securities Holdings Inc.'s revenue is estimated to be in the range of $10M - $25M

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