B12
12 known investors
Find your way into B12
610 people in our graph share verified history with the B12 team — schools, employers, funds. One of them is your warm intro.
Wesley Chanunlockedknows Nitesh Banta · together at Google (overlapped)
×11knows the team · via General Catalyst
B12 offers an AI-powered website builder that generates a complete first draft of a website, online store, portfolio, blog, or web app from a text prompt, which users can then refine via an AI agent or visual editor. It also runs an Expert Marketplace connecting users with vetted designers, copywriters, and SEO specialists, and serves businesses, creators, agencies, nonprofits, and professional services firms.
Founders & leadership
NB

AM

Adam MarcusinFounder
Investors · 12
Francisco Partners✓ verifiedSan Francisco
Lightbank✓ verifiedChicago · $500K – $5M
Lux Capital✓ verifiedNew York · $100K – $100M
Suffolk Equity Partners✓ verified
Brand Capital InternationalRedwood City
Founder CollectiveCambridge
General CatalystSan Francisco · $30M
M33 GrowthBoston
North Texas Angel NetworkDallas
Revel PartnersMontclair · $3M – $5M
Tola CapitalSeattle · $1M – $15M
WIND VenturesSan Francisco Bay Area
Funding
SEC filings, press & company announcements$15.7M disclosed across 1 of 2 rounds · 2021
- $15.7MraisedOct 2021 · 3 sourcesSource ↗
Source: company announcements and press reports — follow each round's link for the claim.
In the news
Low Levels of This Vitamin Were Just Linked to Dementia. Are You Getting Enough?womenshealthmag.com · Aug 2026Frequently asked questions
- What does B12 do?
- B12 offers an AI-powered website builder that generates a complete first draft of a website, online store, portfolio, blog, or web app from a text prompt, which users can then refine via an AI agent or visual editor. It also runs an Expert Marketplace connecting users with vetted designers, copywriters, and SEO specialists, and serves businesses, creators, agencies, nonprofits, and professional services firms.
- Who founded B12?
- B12 was founded by Nitesh Banta, Adam Marcus.
- Who are B12's investors?
- B12's investors include Francisco Partners, Lightbank, Lux Capital, Suffolk Equity Partners, Brand Capital International, Founder Collective, General Catalyst, M33 Growth and 4 more.
- How much funding has B12 raised?
- B12 has disclosed $15.7M raised across 1 of its 2 known rounds.



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