Paul Silber is the Founding Principal of Blu Venture Investors, a Vienna, VA-based venture capital firm. See sector focus and contact routes.
Paul Silber is the Founding Principal of Blu Venture Investors, a Vienna, VA-based venture capital firm, and previously spent 15 years as President and CEO of In Vitro Technologies before its $30 million sale in 2006. His investment thesis targets early-stage entrepreneurs in the Mid-Atlantic region (Maryland, Virginia, Washington, DC, and North Carolina), focusing on cybersecurity, enterprise technology, and healthcare life sciences. Blu Venture typically writes initial checks between $100,000 and $1 million for seed through Series B rounds, though Silber recently participated in a $7 million seed round for SplxAI. Notable portfolio companies in his track record include PathSensors, Oculis Labs, Straighterline, Encore Path, LiveLook, and Kanasao. Silber holds a Ph.D. in Toxicology (also cited as Pharmacology & Toxicology) and five patents, leveraging his deep bioscience background to guide early-stage healthcare and biotech firms. He serves as Chair of the Greater Baltimore Technology Council’s Biotech Roundtable and is an active member of the Baltimore Angels, authoring numerous publications while advising regional startups.
StartupFundraising tracks this investor record from SEC filings and announced rounds, updating focus, location and portfolio history as new data lands. Use it to gauge fit before an outreach, then widen the search to investors in Vienna.
Investors like Paul Silber · Full investor directory · Investor access · Company funding database