Defiant
Defiant is a prominent provider of web security solutions, focusing on WordPress protection and comprehensive website security services. Headquartered in Seattle, the company operates as a fully remote organization with a team of over 35 security professionals, primarily based in the US and led by CEO Mark Maunder and COO Kerry Boyte. The company's flagship product, Wordfence, is a widely used firewall and malware scanner for WordPress, boasting over 50 million downloads and protecting more than 4 million websites. Additionally, Defiant offers Gravityscan, a service that scans any website for
Investing activity
Defiant appears in 1 AI deal tracked by the AI Lounge deals desk, rounds totalling $10M. The rounds are mostly Seed, with a median round size of $10M. The most recent is Zero (Seed, $10.3M (EUR 8.9M), Sep 2026).
Defiant most often invests alongside Primary Venture Partners, Illusian Founder Office, Greens Ventures and Peter Sarlin, and the companies it backs on AI Lounge are mostly in AI.
Deals
Frequently asked questions about Defiant
What AI companies has Defiant invested in?
Defiant's AI investments include Zero. The 1 round on AI Lounge are listed on this page with amounts, dates and co-investors.
Where is Defiant based?
Defiant is based in Seattle, Washington, United States.
What stage does Defiant invest at?
In the rounds tracked on AI Lounge, Defiant has invested at Seed, with a median round of $10M.
Who does Defiant co-invest with?
Defiant's most frequent co-investors on AI Lounge are Primary Venture Partners (1 deal), Illusian Founder Office (1 deal), Greens Ventures (1 deal), Peter Sarlin (1 deal) and The Twenty Minute VC (1 deal).
How can founders reach Defiant?
Founders on AI Lounge can see Defiant's contact details in AI Investor Contacts (paid plans), check for a warm introduction through members who worked with the firm under Warm Paths, and add Defiant to their Investor Pipeline to track the conversation.