# Top 50 Startups in Menlo Park by Funding (2026)

> The 50 best-funded startups in Menlo Park, ranked by total funding raised: $5.8B combined. With founding year, headquarters and each company's rounds.

Source: https://millionrounds.com/top-lists/startups-menlo-park (Millionrounds; every figure on the page links to its filing or article)

- 1 [**Archer** Archer is an AI-enhanced commercial real estate technology platform founded in 2019, originally launched as iREITs in 2021.](https://millionrounds.com/company/archer) Archer is an AI-enhanced commercial real estate technology platform founded in 2019, originally launched as iREITs in 2021. *Founded* 2019 Menlo Park, United States **$650M** last round Nov 2025
- 2 [**Synthego** Synthego is a genome engineering company that enables access to CRISPR to accelerate life science research and development.](https://millionrounds.com/company/synthego) Synthego is a genome engineering company that enables access to CRISPR to accelerate life science research and development. *Founded* 2012 Menlo Park, United States **$319M** last round Feb 2022
- 3 [**Periodic Labs** We're building AI scientists and the autonomous laboratories for them to operate.](https://millionrounds.com/company/periodic-labs) We're building AI scientists and the autonomous laboratories for them to operate. *Founded* 2025 Menlo Park, United States **$300M** last round Sept 2025
- 4 [**BillionToOne** BillionToOne is a precision diagnostics company that focuses on genetic testing for disease detection.](https://millionrounds.com/company/billiontoone) BillionToOne is a precision diagnostics company that focuses on genetic testing for disease detection. *Founded* - Menlo Park, United States **$280M** last round Sept 2024
- 5 [**Mainspring Energy** Mainspring Energy is a power generation company based in Menlo Park, California, founded in 2010.](https://millionrounds.com/company/mainspring-energy) Mainspring Energy is a power generation company based in Menlo Park, California, founded in 2010. *Founded* 2010 Menlo Park, United States **$258M** last round Apr 2025
- 6 [**Orca Bio** Orca Bio is a late-stage biotechnology company based in Menlo Park, California, focused on developing high-precision allogeneic cell therapies.](https://millionrounds.com/company/orca-bio) Orca Bio is a late-stage biotechnology company based in Menlo Park, California, focused on developing high-precision allogeneic cell therapies. *Founded* 2016 Menlo Park, United States **$250M** last round Jan 2026
- 7 [**LB Pharmaceuticals** LB Pharmaceuticals specializes in developing a treatment for schizophrenia.](https://millionrounds.com/company/lb-pharmaceuticals) LB Pharmaceuticals specializes in developing a treatment for schizophrenia. *Founded* 2015 Menlo Park, United States **$250M** last round Jul 2026
- 8 [**EarLens** Earlens is a medical technology company transforming the hearing experience with the only direct sound delivery system.](https://millionrounds.com/company/earlens) Earlens is a medical technology company transforming the hearing experience with the only direct sound delivery system. *Founded* 2005 Menlo Park, United States **$248M** last round Oct 2018
- 9 [**LeoLabs** LeoLabs is an aerospace company that supplies and provides low Earth orbit mapping and space situational awareness services.](https://millionrounds.com/company/leolabs) LeoLabs is an aerospace company that supplies and provides low Earth orbit mapping and space situational awareness services. *Founded* 2016 Menlo Park, United States **$196M** last round Nov 2026
- 10 [**Dermira** Dermira is a development-stage biotech company focused on developing and commercializing innovative new therapies in dermatology.](https://millionrounds.com/company/dermira) Dermira is a development-stage biotech company focused on developing and commercializing innovative new therapies in dermatology. *Founded* 2010 Menlo Park, United States **$169M** last round Aug 2014
- 11 [**Armadin Security** Armadin Security is an AI-powered cybersecurity company that specializes in real-time threat hunting.](https://millionrounds.com/company/armadin-security) Armadin Security is an AI-powered cybersecurity company that specializes in real-time threat hunting. *Founded* 2025 Menlo Park, United States **$165M** last round Jan 2026
- 12 [**Ensighten** The leader in website security & privacy compliance](https://millionrounds.com/company/ensighten) The leader in website security & privacy compliance *Founded* 2009 Menlo Park, United States **$162M** last round Jan 2016
- 13 [**CardioKinetix** Cardiokinetix is a medical device company based in Menlo Park, California, focused on improving cardiac function for patients with ischemic heart failure.](https://millionrounds.com/company/cardiokinetix) Cardiokinetix is a medical device company based in Menlo Park, California, focused on improving cardiac function for patients with ischemic heart failure. *Founded* 2002 Menlo Park, United States **$136M** last round Dec 2014
- 14 [**Apreo Health** Apreo Health is a clinical-stage medical device company based in Menlo Park, California, founded in 2021.](https://millionrounds.com/company/apreo-health) Apreo Health is a clinical-stage medical device company based in Menlo Park, California, founded in 2021. *Founded* - Menlo Park, United States **$130M** last round May 2026
- 15 [**Personalis** Personalis is a contract research organization and genome-scale diagnostics services company specializing in genome guided medicine.](https://millionrounds.com/company/personalis) Personalis is a contract research organization and genome-scale diagnostics services company specializing in genome guided medicine. *Founded* 2011 Menlo Park, United States **$125M** last round Dec 2024
- 16 [**Leia** Leia Inc.](https://millionrounds.com/company/leia) Leia Inc. *Founded* 2014 Menlo Park, United States **$125M** last round Nov 2022
- 17 [**Skan AI** Skan AI is an enterprise software company founded in 2018, specializing in AI-powered Process Intelligence.](https://millionrounds.com/company/skan-ai) Skan AI is an enterprise software company founded in 2018, specializing in AI-powered Process Intelligence. *Founded* 2018 Menlo Park, United States **$103M** last round Aug 2026
- 18 [**iLobby** The global leader in facility and visitor management for complex enterprise](https://millionrounds.com/company/ilobby) The global leader in facility and visitor management for complex enterprise *Founded* 2012 Menlo Park, United States **$100M** last round Jan 2021
- 19 [**Synthekine** Synthekine is a biotechnology company based in Menlo Park, California, founded in 2018.](https://millionrounds.com/company/synthekine) Synthekine is a biotechnology company based in Menlo Park, California, founded in 2018. *Founded* 2018 Menlo Park, United States **$100M** last round Jan 2023
- 20 [**BetterWorks** Betterworks is an AI-native software company that specializes in performance management and talent intelligence.](https://millionrounds.com/company/betterworks) Betterworks is an AI-native software company that specializes in performance management and talent intelligence. *Founded* 2013 Menlo Park, United States **$95M** last round Nov 2024
- 21 [**Oculus VR** Oculus VR was an American company founded in 2012, specializing in virtual reality (VR) hardware, software, and content platforms.](https://millionrounds.com/company/oculus-vr) Oculus VR was an American company founded in 2012, specializing in virtual reality (VR) hardware, software, and content platforms. *Founded* 2012 Menlo Park, United States **$93M** last round Dec 2013
- 22 [**Hello Heart** Hello Heart is a digital therapeutics company dedicated to cardiovascular health, founded in 2013 by Maayan Cohen and Ziv Meltzer.](https://millionrounds.com/company/hello-heart) Hello Heart is a digital therapeutics company dedicated to cardiovascular health, founded in 2013 by Maayan Cohen and Ziv Meltzer. *Founded* 2013 Menlo Park, United States **$82M** last round May 2022
- 23 [**Transcend Medical** Transcend Medical focuses on the research and development of novel devices for the treatment of glaucoma.](https://millionrounds.com/company/transcend-medical) Transcend Medical focuses on the research and development of novel devices for the treatment of glaucoma. *Founded* 2005 Menlo Park, United States **$80M** last round Apr 2014
- 24 [**AN2 Therapeutics** AN2 Therapeutics develops small-molecule medicines from boron chemistry for infectious diseases, hematologic disorders, and oncology.](https://millionrounds.com/company/an2-therapeutics) AN2 Therapeutics develops small-molecule medicines from boron chemistry for infectious diseases, hematologic disorders, and oncology. *Founded* - Menlo Park, United States **$80M** last round Sept 2026
- 25 [**Hexagon Bio** Hexagon Bio is a biopharmaceutical company based in Menlo Park, California, founded in 2016.](https://millionrounds.com/company/hexagon-bio) Hexagon Bio is a biopharmaceutical company based in Menlo Park, California, founded in 2016. *Founded* 2017 Menlo Park, United States **$77M** last round Oct 2022
- 26 [**TriplePoint Venture Growth** TriplePoint Venture Growth is a non-diversified management investment company.](https://millionrounds.com/company/triplepoint-venture-growth) TriplePoint Venture Growth is a non-diversified management investment company. *Founded* 2013 Menlo Park, United States **$75M** last round Feb 2026
- 27 [**Spiro Medical** Spiro Medical is a medical device company developing a groundbreaking Pulmonary Neuromodulation (PNM) System for asthma treatment.](https://millionrounds.com/company/spiro-medical) Spiro Medical is a medical device company developing a groundbreaking Pulmonary Neuromodulation (PNM) System for asthma treatment. *Founded* 2023 Menlo Park, United States **$67M** last round Jan 2026
- 28 [**One Concern** One Concern is a climate resilience technology company based in Menlo Park, California, founded in 2015.](https://millionrounds.com/company/one-concern) One Concern is a climate resilience technology company based in Menlo Park, California, founded in 2015. *Founded* 2016 Menlo Park, United States **$65M** last round Jun 2021
- 29 [**Intransa** Intransa is a company specializing in physical security infrastructure.](https://millionrounds.com/company/intransa) Intransa is a company specializing in physical security infrastructure. *Founded* 2001 Menlo Park, United States **$62M** last round Jul 2012
- 30 [**Enable Medicine** Enable medicine is a biotechnology company that develops biological cartography tools to generate cellular maps that help in drug discovery.](https://millionrounds.com/company/enable-medicine) Enable medicine is a biotechnology company that develops biological cartography tools to generate cellular maps that help in drug discovery. *Founded* 2019 Menlo Park, United States **$60M** last round Apr 2022
- 31 [**Twin Health** Twin Health is a HealthTech company founded in 2018 and based in Mountain View, California, with operations in Chennai, India.](https://millionrounds.com/company/twin-health) Twin Health is a HealthTech company founded in 2018 and based in Mountain View, California, with operations in Chennai, India. *Founded* 2018 Menlo Park, United States **$59M** last round Sept 2026
- 32 [**WhatsApp** WhatsApp is a proprietary, cross-platform, free instant messaging subscription service for smartphones.](https://millionrounds.com/company/whatsapp) WhatsApp is a proprietary, cross-platform, free instant messaging subscription service for smartphones. *Founded* 2009 Menlo Park, United States **$58M** last round Jul 2013
- 33 [**Instagram** Instagram is a free photo-sharing application that enables its users to take photos, apply filters, and share them on social networks.](https://millionrounds.com/company/instagram) Instagram is a free photo-sharing application that enables its users to take photos, apply filters, and share them on social networks. *Founded* 2010 Menlo Park, United States **$58M** last round Apr 2012
- 34 [**RedSeal, Inc.** RedSeal, Inc.](https://millionrounds.com/company/redseal-inc) RedSeal, Inc. *Founded* 2004 Menlo Park, United States **$56M** last round Apr 2015
- 35 [**Sight Sciences** Sight Sciences is a medical device company that uses a computer-based device designed for the treatment of eye disease.](https://millionrounds.com/company/sight-sciences) Sight Sciences is a medical device company that uses a computer-based device designed for the treatment of eye disease. *Founded* 2011 Menlo Park, United States **$52M** last round Jan 2024
- 36 [**Deliv** DelivApp, also known as Deliv, is an on-demand delivery management platform founded in 2014.](https://millionrounds.com/company/deliv) DelivApp, also known as Deliv, is an on-demand delivery management platform founded in 2014. *Founded* 2012 Menlo Park, United States **$52M** last round Oct 2018
- 37 [**Alladapt Immunotherapeutics** Alladapt Immunotherapeutics is a privately held biopharmaceutical company developing prescription therapeutics targeting food allergy.](https://millionrounds.com/company/alladapt-immunotherapeutics) Alladapt Immunotherapeutics is a privately held biopharmaceutical company developing prescription therapeutics targeting food allergy. *Founded* 2018 Menlo Park, United States **$50M** last round Aug 2022
- 38 [**Radical Numerics** Radical Numerics is an AI lab dedicated to advancing scientific superintelligence through its Automated AI Research Factory.](https://millionrounds.com/company/radical-numerics) Radical Numerics is an AI lab dedicated to advancing scientific superintelligence through its Automated AI Research Factory. *Founded* - Menlo Park, United States **$50M** last round Jun 2026
- 39 [**Mint Bills** Mint Bills is an application for billing process and account monitoring.](https://millionrounds.com/company/mint-bills) Mint Bills is an application for billing process and account monitoring. *Founded* 2007 Menlo Park, United States **$47M** last round Sept 2013
- 40 [**ClearStory Data** ClearStory Data was an enterprise-scale software company founded in 2011 and based in Menlo Park, California.](https://millionrounds.com/company/clearstory-data) ClearStory Data was an enterprise-scale software company founded in 2011 and based in Menlo Park, California. *Founded* 2011 Menlo Park, United States **$45M** last round Mar 2018
- 41 [**Roxro Pharma** Roxro Pharma offers ROX-888 and ROX-828, drugs developed for the treatment of pain.](https://millionrounds.com/company/roxro-pharma) Roxro Pharma offers ROX-888 and ROX-828, drugs developed for the treatment of pain. *Founded* 1999 Menlo Park, United States **$43M** last round Jun 2007
- 42 [**Credence MedSystems** Credence MedSystems is a drug delivery and specialty pharmaceutical company focused on delivering medications safely.](https://millionrounds.com/company/credence-medsystems) Credence MedSystems is a drug delivery and specialty pharmaceutical company focused on delivering medications safely. *Founded* 2011 Menlo Park, United States **$41M** last round Dec 2024
- 43 [**Doxel** Doxel is an innovative artificial intelligence and construction technology company based in Menlo Park, California.](https://millionrounds.com/company/doxel) Doxel is an innovative artificial intelligence and construction technology company based in Menlo Park, California. *Founded* 2016 Menlo Park, United States **$40M** last round Aug 2021
- 44 [**Moloco** Moloco is a machine learning company founded in 2013, specializing in AI-powered performance advertising.](https://millionrounds.com/company/moloco) Moloco is a machine learning company founded in 2013, specializing in AI-powered performance advertising. *Founded* 2013 Menlo Park, United States **$35M** last round Jun 2023
- 45 [**Subtle Medical** Subtle Medical, Inc.](https://millionrounds.com/company/subtle-medical) Subtle Medical, Inc. *Founded* 2017 Menlo Park, United States **$33M** last round Jun 2026
- 46 [**Cuil** Cuil (pronounced COOL) is a search engine that combines the largest Web index with content-based relevance methods, organized results, and complete user privacy.](https://millionrounds.com/company/cuil) Cuil (pronounced COOL) is a search engine that combines the largest Web index with content-based relevance methods, organized results, and complete user privacy. *Founded* 2005 Menlo Park, United States **$33M** last round Apr 2008
- 47 [**WelbeHealth** WelbeHealth is a physician-led healthcare company founded in 2015, dedicated to providing comprehensive care for medically frail seniors, often at no cost.](https://millionrounds.com/company/welbehealth) WelbeHealth is a physician-led healthcare company founded in 2015, dedicated to providing comprehensive care for medically frail seniors, often at no cost. *Founded* 2015 Menlo Park, United States **$30M** last round Jul 2018
- 48 [**Dify** Dify.AI is an open-source platform designed for developing, deploying, and managing Large Language Model (LLM) applications.](https://millionrounds.com/company/dify) Dify.AI is an open-source platform designed for developing, deploying, and managing Large Language Model (LLM) applications. *Founded* 2023 Menlo Park, United States **$30M** last round Mar 2026
- 49 [**Curious.com** Curious.com is an online marketplace founded in 2012, based in Menlo Park, California.](https://millionrounds.com/company/curious-com) Curious.com is an online marketplace founded in 2012, based in Menlo Park, California. *Founded* 2012 Menlo Park, United States **$30M** last round Feb 2014
- 50 [**Mindstrong Health** Mindstrong is a virtual mental health platform.](https://millionrounds.com/company/mindstrong-health) Mindstrong is a virtual mental health platform. *Founded* 2014 Menlo Park, United States **$29M** last round Sept 2022

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Every startup we hold in Menlo Park, ranked by the total it has raised in rounds we hold. Nobody pays to be on a list.

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