Antithesis
Engineering Software · Virginia, United States · 51-200 Employees
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Overview
Headquarters
8607 Westwood Center Dr Ste 550, Vienna,...Phone Number
(202) 375-0348Website
www.antithesis.comRevenue
$42 MillionIndustry
ZI Rank: 2
Signal Type
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ZI Rank
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About Antithesis
Antithesis is a fundamentally new way to validate that software works correctly before it is released. It conducts a fully deterministic, massively parallel simulation that tests years of real-world production in a few hours. Antithesis intelligently explores the far corners of your codebase, strategically injecting common faults to ensure the system always behaves as intended. The platform perfectly reproduces any bug it finds in its one-of-a-kind environment for rapid debugging.Explore more
Antithesis Org Chart
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Antithesis is experiencing very low activity levels compared to other companies in the Software sector.
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Antithesis financials insights
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2024
Angel/Seed
$47M
2025
Other Financing Round
$30M
Series A
$105M
Antithesis Tech Stack
A closer look at the technologies used by Antithesis
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Antithesis has more open roles in Finance than it has had at any time in the past 12 months.
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Antithesis News & Media
Jane Street Leads Antithesis's $105M Series A to Make Deterministic Simulation Testing the New Standard
A unique investment from the quant trading giant signals a shift in how complex systems will be tested. TYSONS CORNER, Va., Dec. 3, 2025 /PRNewswire/ -- Antithesis today announced a $105 million Series A round led by Jane Street, the global technology-driven quantitative trading firm...Antithesis Gains Massive Traction in the Fintech World
Large Hedge Fund and Financial Operations Platform Sign Up for Antithesis' Transformative Software Testing VIENNA, Va., May 6, 2025 /PRNewswire/ -- Antithesis, the autonomous software testing company, has made significant inroads into the fintech and financial services sectors, with...Antithesis Raises $30M in Funding
Antithesis, Vienna, VA-based autonomous software testing company, raised $30M in funding. The round was led by Amplify Partners, with participation from Spark Capital, and has added Lenny Pruss, General Partner at Amplify Partners, to its board of directors. Clay Fisher, General Partner – Growth at Spark Capital, has also joined as a board observer. The company intends […] The post Antithesis Raises $30M in Funding appeared first on FinSMEs.Antithesis Marks One-Year Anniversary With Customer Growth, New Funding, Company Expansion
The Autonomous Software Testing Company Has Grown on All Fronts Since Launching Out of Stealth VIENNA, Va., Feb. 13, 2025 /PRNewswire/ -- Antithesis, the autonomous software testing company, today marks its first year anniversary since launching out of stealth with the announcement of new...
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Antithesis is a fundamentally new way to validate that software works correctly before it is released. It conducts a fully deterministic, massively parallel simulation that tests years of real-world production in a few hours. Antithesis intelligently explores the far corners of your codebase, strategically injecting common faults to ensure the syst... Read More
