Top list · United States

Collaboration Tools startups in the United States

133 collaboration Tools startups in the United States have raised money in rounds we track. These are the 50 that have raised the most, $6.1B between them, with San Francisco the most common home.

$6.1Braised by these 50
133on our record in all
San Franciscomost common home
Slackraised the most
  1. 1SlackScreenhero lets users screen share any application with anyone, no matter where they are.

    Screenhero lets users screen share any application with anyone, no matter where they are.

    Founded 2013Mountain View, United States$1.2Blast round Aug 2018
  2. 2GrammarlyGrammarly is a leading AI writing assistance company founded in 2009 in Kyiv, Ukraine, by Alex Shevchenko, Max Lytvyn, and Dmytro Lider.

    Grammarly is a leading AI writing assistance company founded in 2009 in Kyiv, Ukraine, by Alex Shevchenko, Max Lytvyn, and Dmytro Lider.

    Founded 2009San Francisco, United States$1.2Blast round May 2025
  3. 3GensparkGenspark is an all-in-one AI Workspace on a mission to autopilot the busywork for 1 billion+ knowledge workers.

    Genspark is an all-in-one AI Workspace on a mission to autopilot the busywork for 1 billion+ knowledge workers.

    Founded 2023Palo Alto, United States$575Mlast round Jan 2026
  4. 4CalendlyCalendly is a cloud-based software company that specializes in scheduling automation.

    Calendly is a cloud-based software company that specializes in scheduling automation.

    Founded 2013Atlanta, United States$350Mlast round Jan 2021
  5. 5TigerConnectTigerConnect is a cloud-native Clinical Communication and Collaboration (CC&C) platform tailored for the healthcare industry.

    TigerConnect is a cloud-native Clinical Communication and Collaboration (CC&C) platform tailored for the healthcare industry.

    Founded 2010El Segundo, United States$300Mlast round Jan 2022
  6. 6LinearFounded -United States$236Mlast round Aug 2026
  7. 7gammaOptimización de Negocios.

    Optimización de Negocios.

    Founded 2017Marbella, United States$180Mlast round Nov 2025
  8. 8GranolaGranola is a SAAS company that offers AI driven note-taking services.

    Granola is a SAAS company that offers AI driven note-taking services.

    Founded 2023London, United States$168Mlast round Mar 2026
  9. 9AsanaAsana is a computer software company that specializes in the fields of work management and productivity.

    Asana is a computer software company that specializes in the fields of work management and productivity.

    Founded 2008San Francisco, United States$163Mlast round Nov 2018
  10. 10VidyoMillions of users around the world visually connect every day with Vidyo’s secure, scalable technology and cloud-based services.

    Millions of users around the world visually connect every day with Vidyo’s secure, scalable technology and cloud-based services.

    Founded 2005United States$154Mlast round Aug 2014
  11. 11OtonomyOtonomy is an online matchmaking platform for buyers and sellers of small businesses.

    Otonomy is an online matchmaking platform for buyers and sellers of small businesses.

    Founded 2018United States$143Mlast round Apr 2014
  12. 12ParsableParsable offers a connected worker platform for industrial workers with modern digital tools to improve productivity, quality and safety.

    Parsable offers a connected worker platform for industrial workers with modern digital tools to improve productivity, quality and safety.

    Founded 2013United States$120Mlast round Aug 2020
  13. 13iLobbyThe global leader in facility and visitor management for complex enterprise

    The global leader in facility and visitor management for complex enterprise

    Founded 2012Menlo Park, United States$100Mlast round Jan 2021
  14. 14ParadigmParadigm is a frontier technology investment firm that builds and invests in crypto, AI, robotics, and across new frontiers from the earliest stages.

    Paradigm is a frontier technology investment firm that builds and invests in crypto, AI, robotics, and across new frontiers from the earliest stages.

    Founded 2018San Francisco, United States$85Mlast round Dec 2025
  15. 15RocketlaneRocketlane is an AI-powered Professional Services Automation (PSA) and customer onboarding platform that launched in 2020.

    Rocketlane is an AI-powered Professional Services Automation (PSA) and customer onboarding platform that launched in 2020.

    Founded 2020San Francisco, United States$84Mlast round Jul 2026
  16. 16FigmaFigma is a collaborative design tool that enables teams to create, prototype, and test digital products on one platform.

    Figma is a collaborative design tool that enables teams to create, prototype, and test digital products on one platform.

    Founded 2012San Francisco, United States$83Mlast round Dec 2025
  17. 17SimpplrSimpplr is an AI-powered employee experience platform founded in 2014 and based in Redwood City, California.

    Simpplr is an AI-powered employee experience platform founded in 2014 and based in Redwood City, California.

    Founded 2014Redwood City, United States$76Mlast round May 2023
  18. 18HighlightFounded -United States$51Mlast round Oct 2024
  19. 19Nexus Program Management GroupGlobal Construction Project Management

    Global Construction Project Management

    Founded -Addison, United States$50Mlast round Jul 2023
  20. 20Read AIRead AI is a Seattle-based enterprise productivity software company founded in 2021.

    Read AI is a Seattle-based enterprise productivity software company founded in 2021.

    Founded 2021Seattle, United States$50Mlast round Oct 2024
  21. 21HumaticsHumatics is a technology company based in Waltham, Massachusetts, founded in 2015.

    Humatics is a technology company based in Waltham, Massachusetts, founded in 2015.

    Founded 2015Waltham, United States$46Mlast round Jun 2023
  22. 22FieldwireFieldwire is a field management platform that offers a wide range of device-agnostic features for general and specialty contractors.

    Fieldwire is a field management platform that offers a wide range of device-agnostic features for general and specialty contractors.

    Founded 2013San Francisco, United States$41Mlast round Sept 2019
  23. 23Highlight AIFounded -United States$40Mlast round Mar 2026
  24. 24NitroNitro is a document productivity company that helps organizations accelerate business processes and drive digital transformation.

    Nitro is a document productivity company that helps organizations accelerate business processes and drive digital transformation.

    Founded 2005San Francisco, United States$40Mlast round Apr 2017
  25. 25TeamflowTeamFlow® is the simple visual way to understand your business, so you can say what you do, do what you say and make sure it happens.

    TeamFlow® is the simple visual way to understand your business, so you can say what you do, do what you say and make sure it happens.

    Founded 2020Bedford, United States$35Mlast round Jul 2021
  26. 26AlmanacAlmanac is a technology company based in San Francisco, founded in 2019, that focuses on collaborative infrastructure for the digital economy.

    Almanac is a technology company based in San Francisco, founded in 2019, that focuses on collaborative infrastructure for the digital economy.

    Founded 2019San Francisco, United States$34Mlast round Sept 2021
  27. 27ScubaScuba.com is a leading online and retail destination for diving gear and snorkeling equipment, established in 1990.

    Scuba.com is a leading online and retail destination for diving gear and snorkeling equipment, established in 1990.

    Founded 2015Mountain View, United States$34Mlast round Oct 2026
  28. 28AmbiAmbi is a developer of learner engagement platform for students.

    Ambi is a developer of learner engagement platform for students.

    Founded 2016Boston, United States$33Mlast round Oct 2026
  29. 29ContextConText offers conservation services for historic textiles, costume, and contemporary fiber art.

    ConText offers conservation services for historic textiles, costume, and contemporary fiber art.

    Founded 2001Louisville, United States$31Mlast round May 2025
  30. 30MacroscopeMacroscope is a San Francisco-based software development company founded in July 2023 by Kayvon Beykpour, Joe Bernstein, and Rob Bishop.

    Macroscope is a San Francisco-based software development company founded in July 2023 by Kayvon Beykpour, Joe Bernstein, and Rob Bishop.

    Founded -San Francisco, United States$30Mlast round Jul 2025
  31. 31Renal Ventures ManagementRenal Ventures Management is a provider of dialysis services for patients.

    Renal Ventures Management is a provider of dialysis services for patients.

    Founded 1997Brick, United States$30Mlast round Jan 2011
  32. 32FileCloudFileCloud is a hyper-secure enterprise file sync and share platform that focuses on content collaboration.

    FileCloud is a hyper-secure enterprise file sync and share platform that focuses on content collaboration.

    Founded 2016New York, United States$30Mlast round Jul 2023
  33. 33DeclaraDeclara makes is easy to discover, collect, and share knowledge with a community of like-minded people.

    Declara makes is easy to discover, collect, and share knowledge with a community of like-minded people.

    Founded 2012United States$30Mlast round Jun 2014
  34. 34PolyworkPolywork is an AI-powered platform that allows users to create high-quality personal websites quickly and easily.

    Polywork is an AI-powered platform that allows users to create high-quality personal websites quickly and easily.

    Founded 2020New York, United States$28Mlast round Sept 2022
  35. 35IntegrateFounded -United States$23Mlast round Aug 2026
  36. 36KumospaceKumospace builds virtual office and virtual event software

    Kumospace builds virtual office and virtual event software

    Founded 2020New York, United States$22Mlast round Aug 2022
  37. 37KnapsackKnapsack is a design company that offers web design and SEO services.

    Knapsack is a design company that offers web design and SEO services.

    Founded 2012Lynchburg, United States$22Mlast round Oct 2025
  38. 38ScoroFounded -United States$21Mlast round Mar 2021
  39. 39CluelyCluely is an American artificial intelligence startup founded in 2025, based in San Francisco, California.

    Cluely is an American artificial intelligence startup founded in 2025, based in San Francisco, California.

    Founded 2025New York, United States$20Mlast round Jun 2025
  40. 40RedKixRedKix creates channels to collaborate with your team, customers, and partners.

    RedKix creates channels to collaborate with your team, customers, and partners.

    Founded 2014San Mateo, United States$17Mlast round Sept 2018
  41. 41PietraPietra is a travel company that organizes domestic and international tours and provides hotel/flight ticket booking services.

    Pietra is a travel company that organizes domestic and international tours and provides hotel/flight ticket booking services.

    Founded 2012Besiktas, United States$16Mlast round Mar 2023
  42. 42EnvoyWorldWideEnvoyWorldWide, a Bedford, Mass.-based provider of real-time interaction management services.

    EnvoyWorldWide, a Bedford, Mass.-based provider of real-time interaction management services.

    Founded 1998United States$16Mlast round Sept 2002
  43. 43AeroFSAeroFS enterprise file sync and share & collaboration solution deploys on your infrastructure.

    AeroFS enterprise file sync and share & collaboration solution deploys on your infrastructure.

    Founded 2010Palo Alto, United States$16Mlast round Jul 2015
  44. 44Little BirdLittle Bird analyzes social data to deliver insights for smarter enterprise marketing.

    Little Bird analyzes social data to deliver insights for smarter enterprise marketing.

    Founded 2011Portland, United States$15Mlast round Mar 2026
  45. 45LaunchNotesLaunchNotes is a SaaS Product Communication Platform founded in 2019, designed to enhance how product teams share software updates, feature releases, and roadma

    LaunchNotes is a SaaS Product Communication Platform founded in 2019, designed to enhance how product teams share software updates, feature releases, and roadma

    Founded 2019Walnut, United States$15Mlast round May 2022
  46. 46YutoriYutori is an AI company focused on developing autonomous web agents that perform everyday digital tasks, such as ordering groceries, tracking reservations, and

    Yutori is an AI company focused on developing autonomous web agents that perform everyday digital tasks, such as ordering groceries, tracking reservations, and

    Founded 2024San Francisco, United States$15Mlast round Mar 2025
  47. 47PokeFounded -United States$15Mlast round Sept 2025
  48. 48AllSpice.ioAllSpice.io is a hardware collaboration platform designed for electronics and hardware engineering teams.

    AllSpice.io is a hardware collaboration platform designed for electronics and hardware engineering teams.

    Founded 2020Boston, United States$15Mlast round Jun 2025
  49. 49Balance TheoryBalance Theory is an AI-native cybersecurity investment management company located in Columbia, Maryland.

    Balance Theory is an AI-native cybersecurity investment management company located in Columbia, Maryland.

    Founded 2021Columbia, United States$14Mlast round Sept 2026
  50. 50Legra SystemsLegra Systems, Inc.

    Legra Systems, Inc.

    Founded 2002United States$14Mlast round Dec 2003
Total fundinghow the list is ranked
15 November 2026updated nightly
Rounds we tracksource: Millionrounds

Companies whose funding rounds we classed in this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

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