9 Series B Investors in Boston (2026)

9 investors backing series b startups from Boston, with stage, check size, and contact routes. Includes Founder Collective and Polaris Partners.

9 Series B investors in our directory list Boston as a base of operations. Across the 24 sectors we track in Boston, Series B ranks 24th by investor count. Boston is one of 11 cities with tracked Series B investors; New York leads with 94. Each profile links to the firm's stage focus, portfolio companies, and source-cited filings.

Other investor sectors in Boston (8)

Series B investors in other cities (8)

All Series B investors · All investors in Boston · Investor directory