Companies funded by Menlo Ventures
Sand Hill venture firm investing in consumer, enterprise, and infra.
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Ranked by current headcount across companies in Menlo Ventures's disclosed portfolio. Refreshed monthly.
- 1Rover.com· Seattle, Washington, United States
At Rover, everyone has ownership of their work and the opportunity to make a true impact. We believe that being diverse and inclusive is key to our success and encourage every employee to share their unique perspective while being their true self. We believe everyone deserves the unconditional love of a pet, and Rover exists to make it easier to experience that love. We’re supporting dog owners and empowering dog sitters to run thriving pet-care businesses in your neighborhoods. The Rover app and website connect dog and cat parents with loving pet sitters and dog walkers in neighborhoods across the US, Canada, and Europe.
- Post-IPO equity
- 11.9k employees
- Founded 2011
- 2Carta· San Francisco, California, United States
Carta powers interconnectivity in private markets — uniting data, people, and workflows in one connected system.We connect founders, investors, and limited partners through software purpose-built for private capital. Trusted by 50,000+ companies in 160+ countries, Carta’s platform of software and services lays the groundwork so you can build, invest, and scale with confidence.Carta’s Fund Administration platform supports 8,500+ funds and SPVs, representing nearly $185B in assets under management, with tools designed to enhance the strategic impact of fund CFOs. Carta has been included on the Fortune Best Large Workplaces in Financial Services and Insurance and Best Workplaces in the Bay Area lists, Forbes’ list of the World's Best Cloud Companies, Fast Company's Most Innovative list, Inc.'s Fastest-Growing Private Companies list, and is certified as a Great Place to Work for 2025-2026 (3 years running!). For more information, visit carta.com.
- Series unknown
- 11.7k employees
- Founded 2012
- 3Mercor· San Francisco, California, United States
We find the best experts in every professional domain and put their knowledge to work training frontier models. Through APEX, we measure whether those models can actually perform economically valuable work. We're also bringing that expertise to enterprises: deploying custom AI agents, staffing teams with vetted domain experts, and helping organizations encode their own knowledge into AI systems.
- Series C
- 11.1k employees
- Founded 2023
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- 4Turing· San Francisco, California, United States
Turing is one of the world’s fastest-growing AI companies accelerating the advancement and deployment of powerful AI systems.Turing helps customers in two ways: Working with the world’s leading AI labs to advance frontier model capabilities in thinking, reasoning, coding, agentic behavior, multimodality, multilinguality, STEM and frontier knowledge; and leveraging that work to build real-world AI systems that solve mission-critical priorities for companies.Powering this growth is Turing’s talent cloud—an AI-vetted pool of 4M+ software engineers, data scientists, and STEM experts who can train models and build AI applications. All of this is orchestrated by ALAN—our AI-powered platform for matching and managing talent, and generating high-quality human and synthetic data to improve model performance. ALAN also accelerates workflows for model and agent evals, supervised fine-tuning, reinforcement learning, reinforcement learning with human feedback, preference-pair generation, benchmarking, data capture for pre-training, post-training, and building AI applications.Turing—based in San Francisco, California—was named #1 on The Information’s annual list of “Top 50 Most Promising B2B Companies,” and has been profiled by Fast Company, TechCrunch, Reuters, Semafor, VentureBeat, Entrepreneur, CNBC, Forbes, and many others. Turing’s leadership team includes AI technologists from Meta, Google, Microsoft, Apple, Amazon, X, Stanford, Caltech, and MIT.
- Series E
- 7.1k employees
- Founded 2018
- 5Anthropic
We're an AI research company that builds reliable, interpretable, and steerable AI systems. Our first product is Claude, an AI assistant for tasks at any scale.Our research interests span multiple areas including natural language, human feedback, scaling laws, reinforcement learning, code generation, and interpretability.
- Series H
- 6k employees
- Founded 2021
Find engineers and founders in Menlo Ventures’s portfolio
Menlo Ventures’s portfolio is a curated bet on the next wave of category-defining companies. The list above ranks Menlo Ventures-backed companies by current headcount, drawn from public LinkedIn and Crunchbase records. With 354 matching companies in Refolk’s index, the depth of senior engineers, founders, and operators is significant.
Menlo Ventures’s companies tend to share a profile - strong technical founders, fresh capital, and access to the Menlo Ventures network. Hiring from these companies often means hiring from one of the most curated talent pools in tech.
Refolk turns this list into a search. Ask for “Menlo Ventures portfolio companies hiring senior ML engineers” or “founders of Menlo Ventures-backed companies who left in the last year” and Refolk returns a fresh ranked shortlist.
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Last refreshed: Mon, 21 Sep 2026 03:48:38 GMT
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Browse other investors
- Funded by Y Combinator
- Funded by Lightspeed Venture Partners
- Funded by Redpoint Ventures
- Funded by First Round Capital
- Funded by Sequoia Capital
- Funded by Andreessen Horowitz
- Funded by Soma Capital
- Funded by Accel
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How is this ranking built?
The list draws on the public company graph - headcount and growth signals, funding history, and recency. The criteria chips at the top show exactly which filters produced it, and the methodology section explains the ranking.
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