Brian Long
Founder · Adaptive Security · New York, New York, United States
Contact Details
Why reach out now
Fresh capital means vendor and tool decisions are happening right now.
Open roles signal budget is being allocated across the org.
Most founders lock in key vendors within 60 days of closing a round.
About Brian Long
Brian Long is the founder of Adaptive Security, a computer and network security startup founded in 2024 and based in New York, New York, United States. The company most recently raised $43M in a Series A round (Apr 3, 2025). This profile is part of JustRaised — a verified database of funded founders updated daily for sales, recruiting and partnerships.
Why reach out to Brian now
Founders typically evaluate new tools, hire aggressively, and lock in vendor relationships within the first 90 days of closing a round. Adaptive Security raised 424 days ago, putting Brian squarely inside that buying window. Reach out with a concise, relevant message that references the raise and the specific problem you solve for Computer and Network Security companies.
Frequently asked questions
- Who is Brian Long?
- Brian Long is the founder of Adaptive Security, working in the computer and network security space.
- How much did Adaptive Security raise?
- Adaptive Security raised $43M in a Series A round on Apr 3, 2025.
- How do I contact Brian?
- Verified email and LinkedIn for Brian Long are available on a JustRaised paid plan, alongside 1,000+ other recently funded founders.