# Collaboration Tools investors (2026 list) > 276 collaboration Tools investors, 85% active in the last 12 months. Led by Y Combinator, Techstars, Sequoia Capital. Ranked by what they funded. Source: https://millionrounds.com/lists/collaboration-investors (Millionrounds; every figure on the page links to its filing or article) [Investor Lists](https://millionrounds.com/lists) # Collaboration Tools investors Updated 7 November 2026 Firms observed backing a collaboration Tools company in the last two years, taken from what they funded rather than from what their website says they like. [See all 276 *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fcollaboration-investors)The top 25 **276** investors on the list *-6* this week **7,471** cheques in 12 months *-10%* against the market **$8.1M** median round they joined *+1%* against the market median **85%** wrote a cheque in 12 months **49%** have led a round ## The Top 25 Ordered by cheques observed, never by anything anyone paid for Deploying now (25) - 1 [Y Combinator](https://millionrounds.com/fund/y-combinator) *Deploying now* Accelerator · United States **6,412** **$3M** median round **Oct 2026** last seen - 2 [Techstars](https://millionrounds.com/fund/techstars) *Deploying now* VC firm · United States **2,989** **$1.2M** median round **Nov 2026** last seen - 3 [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) *Deploying now* VC firm · United States **2,099** **$35M** median round **Nov 2026** last seen - 4 [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) *Deploying now* VC firm · United States **1,661** **$27M** median round **Nov 2026** last seen - 5 [Plug and Play](https://millionrounds.com/fund/plug-and-play) *Deploying now* Accelerator · United States **1,561** **$5M** median round **Nov 2026** last seen - 6 [General Catalyst](https://millionrounds.com/fund/general-catalyst) *Deploying now* VC firm · United States **1,387** **$27M** median round **Nov 2026** last seen - 7 [SV Angel](https://millionrounds.com/fund/sv-angel) *Deploying now* VC firm · United States **1,349** **$18M** median round **Oct 2026** last seen - 8 [Accel](https://millionrounds.com/fund/accel) *Deploying now* VC firm · United States **1,341** **$32M** median round **Nov 2026** last seen - 9 [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) *Deploying now* VC firm · United States **1,341** **$35M** median round **Nov 2026** last seen - 10 [Bpifrance](https://millionrounds.com/fund/bpifrance) *Deploying now* Government · France **1,151** **$4.5M** median round **Oct 2026** last seen - 11 [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) *Deploying now* VC firm · United States **1,128** **$26M** median round **Nov 2026** last seen - 12 [Founders Fund](https://millionrounds.com/fund/founders-fund) *Deploying now* VC firm · United States **1,122** **$15M** median round **Oct 2026** last seen - 13 [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) *Deploying now* VC firm · United States **1,038** **$30M** median round **Nov 2026** last seen - 14 [Index Ventures](https://millionrounds.com/fund/index-ventures) *Deploying now* VC firm · United Kingdom **1,027** **$31M** median round **Nov 2026** last seen - 15 [SOSV](https://millionrounds.com/fund/sosv) *Deploying now* VC firm · United States **951** **$2.5M** median round **Nov 2026** last seen - 16 [Google Ventures](https://millionrounds.com/fund/gv) *Deploying now* Corporate VC · United States **884** **$38M** median round **Oct 2026** last seen - 17 [BoxGroup](https://millionrounds.com/fund/boxgroup) *Deploying now* VC firm · United States **773** **$18M** median round **Nov 2026** last seen - 18 [Insight Partners](https://millionrounds.com/fund/insight-venture-partners) *Deploying now* VC firm · United States **765** **$40M** median round **Oct 2026** last seen - 19 [Menlo Ventures](https://millionrounds.com/fund/menlo-ventures) *Deploying now* VC firm · United States **740** **$37M** median round **Oct 2026** last seen - 20 [Antler](https://millionrounds.com/fund/antler) *Deploying now* VC firm · United Kingdom **729** **$1M** median round **Nov 2026** last seen - 21 [Salesforce Ventures](https://millionrounds.com/fund/salesforce-ventures) *Deploying now* Corporate VC · United States **649** **$26M** median round **Nov 2026** last seen - 22 [Felicis](https://millionrounds.com/fund/felicis-ventures) *Deploying now* VC firm · United States **640** **$20M** median round **Nov 2026** last seen - 23 [Liquid 2 Ventures](https://millionrounds.com/fund/liquid-2-ventures) *Deploying now* VC firm · United States **636** **$7M** median round **Oct 2026** last seen - 24 [U.S. Venture Partners](https://millionrounds.com/fund/u-s-venture-partners-usvp) *Deploying now* VC firm · United States **535** **$15M** median round **Nov 2026** last seen - 25 [Flybridge](https://millionrounds.com/fund/flybridge) *Deploying now* VC firm · United States **534** **$5M** median round **Sept 2026** last seen **251 more on this list** All 276 are in the app, with filters for stage, sector and market. A free account shows 10 per search, Pro up to 1,000. [See the whole list *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fcollaboration-investors) ## The Newest Cheques Rounds this list's investors joined most recently - **7** Nov **[LionBio Therapeutics](https://millionrounds.com/company/lionbio-therapeutics)** Pre-seed · $6M *With* [South Park Commons](https://millionrounds.com/fund/south-park-commons) - **6** Nov **[Physicl](https://millionrounds.com/company/physicl)** Seed · $10M *With* [U.S. Venture Partners](https://millionrounds.com/fund/u-s-venture-partners-usvp) - **6** Nov **[Thinking Machines Lab](https://millionrounds.com/company/thinking-machines-lab)** Other · $5B *Led by* [Accel](https://millionrounds.com/fund/accel) - **5** Nov **[Siggy](https://millionrounds.com/company/siggy)** Pre-seed · $6M *Led by* [Village Global](https://millionrounds.com/fund/village-global-2) - **5** Nov **[Nyquis](https://millionrounds.com/company/nyquis)** Seed · $6.3M *Led by* [South Park Commons](https://millionrounds.com/fund/south-park-commons) - **5** Nov **[Granit](https://millionrounds.com/company/granit)** Seed · $6M *Led by* [Seedcamp](https://millionrounds.com/fund/seedcamp) ## Stages This Year 4,655 rounds - Seed **21%** - Venture **19%** - Series A **17%** - Pre-seed **11%** - Series B **9%** - Other **23%** ## What They Backed Sectors, last 12 months - AI **2,109** - Fintech **281** - Healthcare **267** - Big Data & Analytics **248** - Biotech **231** - Financial Services **168** ## Cheques by Quarter Led Joined 2,034 Q1 25 2,165 Q2 25 2,338 Q3 25 2,385 Q4 25 2,292 Q1 26 2,096 Q2 26 1,669 Q3 26 506 Q4 26 The last bar is the quarter still running. ## Lists Like This - [AI investors 7,040](https://millionrounds.com/lists/ai-investors) - [Fintech investors 2,997](https://millionrounds.com/lists/fintech-investors) - [Big Data & Analytics investors 1,954](https://millionrounds.com/lists/big-data-investors) - [Biotech investors 1,901](https://millionrounds.com/lists/biotech-investors) - [Robotics investors 1,714](https://millionrounds.com/lists/robotics-investors) - [Energy investors 1,707](https://millionrounds.com/lists/energy-investors) - [Construction investors 1,609](https://millionrounds.com/lists/construction-investors) - [Manufacturing investors 1,385](https://millionrounds.com/lists/manufacturing-investors) - [Cybersecurity investors 1,380](https://millionrounds.com/lists/cybersecurity-investors) [All investor lists *→*](https://millionrounds.com/lists) ## Quick answers about collaboration Tools investors ### Who are the most active collaboration Tools investors? By cheques observed, the most active are Y Combinator, Techstars, Sequoia Capital, Andreessen Horowitz and Plug and Play. ### How many collaboration Tools investors are there? 276 are on record. 85% made an investment in the last 12 months and 49% have led a round. ### Which stages do collaboration Tools investors back? Of the rounds with a named stage in the last 12 months, mostly Seed (29%) and Series A (23%). ### How big are the rounds collaboration Tools investors join? The typical (median) round among the leading investors here is $20M. ### Which sectors do collaboration Tools investors back most? In the last 12 months, mostly AI, Fintech and Healthcare. ### Which collaboration Tools investors lead the most rounds? Andreessen Horowitz (114 led), Accel (103 led) and General Catalyst (97 led). ### Where are collaboration Tools investors based? Most of the leading investors here are based in the United States (22 of the top 25); the rest in the United Kingdom and France. ### What have collaboration Tools investors invested in recently? Recent rounds include LionBio Therapeutics (Pre-seed, Nov 2026, with South Park Commons), Physicl (Seed, Nov 2026, with U.S. Venture Partners) and Thinking Machines Lab (Other, Nov 2026, with Accel). Built from the rounds we watched, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections)