The most storied venture firm in the world, seeded on Sand Hill Road in 1972. Early backer of Apple, Google, Nvidia, Airbnb, Stripe and WhatsApp. In 2023-24 it split off its China (HongShan) and India/SEA (Peak XV Partners) arms, so the ...

Founded 2009 by Marc Andreessen and Ben Horowitz, now a multi-stage giant with 40B+ under management across crypto, bio, American Dynamism and AI. Portfolio includes Coinbase, Airbnb, Databricks and Anduril. Known for its heavyweight fou...

Peter Thiel's contrarian, founder-friendly firm, run day-to-day by partners including Brian Singerman and Napoleon Ta. Made defining bets on SpaceX, Palantir, Anduril, Stripe and Facebook. Famous for large concentrated positions and a de...

A deliberately small, equal-partnership firm with no junior investors, known for high-conviction Series A leads. Legendary early bets on eBay, Uber, Snap, Twitter, Discord and Dropbox. Each partner sits directly on boards; no growth arm.

One of the oldest US venture firms (1965), now heavily focused on early-stage enterprise and consumer, plus a strong AI push led by partners like Reid Hoffman and Saam Motamedi. Backed LinkedIn, Airbnb, Figma, Discord and Coinbase. Runs ...

Multi-stage global firm (Palo Alto, London, Bangalore) famous for its early Facebook bet. Portfolio spans Slack, Atlassian, CrowdStrike, Spotify and Vimeo. Its India office (Accel India) is a major force in the domestic startup scene, re...

A defining Sand Hill Road institution (1972) that backed Amazon, Google, Genentech and Twitter. Revitalized in recent years around early-stage bets by partners like Mamoon Hamid and Ilya Fushman, with wins in Figma, Rippling and Loom.

Multi-stage global firm with strong enterprise and consumer franchises and a large India practice (Lightspeed India). Backed Snap, Affirm, Rubrik, Nutanix and Mistral. Active across the US-India corridor, making it doubly relevant to eCh...

Founded by Indian-origin billionaire Vinod Khosla (Sun Microsystems co-founder, IIT Delhi alum) in 2004, with a bold science and deep-tech thesis. Notably the first institutional investor in OpenAI; also backed DoorDash, Instacart, Strip...

Transatlantic multi-stage firm with deep SF and European roots. Backed Figma, Discord, Scale AI, Roblox, Wiz and Revolut. Known for pairing US and European market access for founders.

The world's most influential startup accelerator and the anchor of the Bay Area ecosystem, running batches that give founders roughly $500K on standard terms plus three months of intensive guidance culminating in Demo Day. Founded in 200...

The San Francisco chapter of the global Techstars network, a 13-week mentorship-driven accelerator investing about $120K per company and plugging founders into 10,000+ mentors and investors worldwide. The Spring 2025 class was composed e...

A global venture firm and accelerator (formerly 500 Startups) headquartered in San Francisco, known for a high-volume, geographically diverse seed program that has invested in thousands of companies across dozens of countries. Founded in...

A small, highly selective seed accelerator founded in 2010 by ex-Google product manager Thomas Korte and Carine Magescas, taking roughly 15 teams per batch from ~2,000 applicants. Nicknamed the 'anti-Y Combinator' and ranked #1 US accele...

A venture-backed accelerator focused specifically on enterprise / B2B startups whose revenue comes from other companies, running a roughly six-month program with seed investment (~$36K) into about 75 companies per year. Founded by Ravi B...

A 12-week live-in residency accelerator for repeat technical founders, who move into a historic 22,000-sq-ft mansion across from Alamo Square Park and focus solely on building, with HF0 investing around $500K. Founded by Dave Fontenot. I...

A mentorship community, accelerator and VC fund founded in 2017 by Ali Partovi, positioned as a founder-friendly rival to YC with low-dilution terms — a $750K uncapped SAFE for startups and $40K no-strings grants for standout college stu...

The small-batch (~20 teams) pre-seed accelerator run by Menlo Park seed firm Pear VC, founded by Pejman Nozad and Mar Hershenson in 2013. PearX invests $250K–$2M per company, provides $1M+ in cloud credits and hands-on GTM coaching, and ...

A San Mateo pre-seed accelerator and fund founded in 2012 by Adam Draper (son of Tim Draper) and Brayton Williams, self-styled as the 'Y Combinator of sci-fi startups.' It writes ~$500K first checks into deep tech — aerospace, robotics, ...

Andreessen Horowitz's flagship accelerator, launched in 2023, investing up to $1M plus ~$5M in credits (including AI compute) across an intense 12-week program that ends with a San Francisco Demo Day. Originally gaming-focused, it is now...

A 42,000-sq-ft startup campus and early-stage fund at Fort Mason on the SF waterfront, founded in 2020 by Furqan Rydhan. It offers workspace for up to ~80 founders plus a hardware lab (CNC, 3D printers, robotics/BCI gear), media studio, ...

A technical community and VC firm founded in 2016 by former Dropbox execs Ruchi Sanghvi and Aditya Agarwal, described as an 'anti-incubator' focused on the 'minus one to zero' pre-idea phase of company building. It backs members' compani...

An affordable ($70–$140/month) members' coworking space in a 4,000-sq-ft exposed-brick vault beneath Hayes Valley, aiming to build an intergenerational campus of builders through events like potlucks, writing club and a Sunday open house...

Originally a nickname for the AI-dense Hayes Valley neighborhood, now also an organization that runs hackathons, summits and community programming connecting technical talent, AI startups, enterprises and investors. It has become a defin...

The largest and founding chapter of TiE, the global South-Asian-rooted entrepreneurship nonprofit. Runs year-round mentoring, angel investing (TiE Angels), charter-member networking, and pitch programs, and has empowered ~25,000 entrepre...

A technical community and VC firm founded in 2016 by ex-Facebook/Dropbox execs Ruchi Sanghvi and Aditya Agarwal, focused on the 'minus one to zero' pre-idea stage. Described as an 'anti-incubator'; over 1,000 technologists have joined to...

A 42,000 sq ft startup campus and first-check fund founded in 2020 by Furqan Rydhan, at Fort Mason in the Marina. Backs founders in AI, hardware, robotics, AR/VR, and content creation, with a CNC/3D-print hardware lab, media studio, and ...

The umbrella brand/community for SF's AI builder scene (the nickname coined for Hayes Valley's dense AI cluster). Runs co-working sessions in startup offices, a curated events newsletter, hackathons, and connects ML engineers, researcher...

A prominent AI hacker house / residency in the Bay Area (AGI House Hillsborough opened late 2022, AGI House SF late 2023). Hosts frequent hackathons drawing ~150 Bay Area techies, plus demo nights, workshops, and residencies for AI found...

A recurring meetup community for engineers, founders, and researchers working on AI agents, multimodal/voice, RAG, AI coding tools, evals, and production AI infra. Sessions blend demos, lightning talks, and hands-on building. Format: mon...

The SF chapter of Google Developer Groups, hosting monthly meetups with technical training on emerging Google/AI/Android technologies plus networking. Recent events feature AI, spatial computing, and Google I/O recaps. Format: monthly de...

One of the largest Bay Area AI Meetup communities, congregating AI enthusiasts for tech talks, workshops, and code labs on practical AI for developers, designers, and marketers. Format: monthly meetups (Meetup.com), talk + workshop.

A long-running grassroots meetup where hackers and founders gather to drink, geek out, and help each other build companies. Hosts coffees, socials, and talks across the Bay from the South Bay to San Mateo to SF. Format: recurring casual ...

The world's largest community of South Asian professional women (3,200+ members across 14+ countries), founded 2020 by Mythili Sankaran, Chitra Nayak, and Sruthi Ramaswami; membership is concentrated in the Bay Area. Programming spans le...