About Greylock Partners
Greylock Partners is a venture capital firm founded in 1965. It is primarily based out of Menlo Park, United States. As of Oct 2026, Greylock Partners is an active investor, having invested in 505 companies, with 14 new investments in the last 12 months. It primarily invests in Series A round in United States based startups. Its investments are spread across a wide range of sectors from Enterprise Applications to High Tech and Consumer. Most recently it participated in the $***** Series A round of SuperMe Overall, Greylock Partners portfolio has seen 21 unicorns, 24 IPOs and 234 acquisitions including key companies like Roblox, Airbnb and Okta. A lot of funds co-invest with Greylock Partners, with names like SV Angel sharing a substantial percentage of its portfolio. Greylock Partners has team of 51 people including 31 partners.Key Metrics
Team Members
Portfolio Sectors
Portfolio Locations
Rounds of Entry
Series A, Seed & 10 more
Portfolio IPOs
Portfolio Acquisitions
Portfolio Unicorns
Deals in last 12 months
Greylock Partners' List of Top Investments
Greylock Partners has a portfolio of 505 companies, including 21 unicorns. Their most notable investments are in Domo and RichRelevance.Their portfolio spans across United States, Israel, United Kingdom and 18 more locations. They have invested in Enterprise Applications, High Tech, Consumer and 30 other sectors, across stages such as Series A, Seed and 10 more. Here is the list of top investments by Greylock Partners:
1. OpenAI
Artificial intelligence research and development platform offering advanced language models. It enables businesses and individuals to build and integrate AI capabilities into their applications and services. It is a technology company specializing in the development of artificial intelligence models, including the popular ChatGPT, which enables users to interact with AI-powered conversational interfaces. The company's research focuses on achieving artificial general intelligence, a system that can solve complex human-level problems, while prioritizing safety and benefits. It provides its AI models through an API platform, enabling developers to integrate AI capabilities into their applications.
Key facts about OpenAI
- Founded Year: 2015
- Location: San Francisco (United States)
- Valuation: $*****
- Stage: Series F
- Total Funding till date: $180B
- Employee Count: 11,115 as on Sep 30, 2026
- Investors: Glynn Capital, K2 Global and 101 Others
- Latest Funding Round: Series F, Apr 22, 2026, $*****
- Highlight: Editors' Pick
2. Roblox
Online gaming platform for developing web and mobile games. The platform enables its users to create its own games through simple drag and drop mechanisms. It has developed Roblox an action game. It generates revenue through virtual purchases in-game by the use of a virtual currency Robux. The platform follows a revenue share model for game developers.
Key facts about Roblox
- Founded Year: 2004
- Location: San Mateo (United States)
- Annual Revenue: $1B+ as on Dec 31, 2025
- Stage: Public
- Total Funding till date: $918M
- Employee Count: 8,878 as on Sep 30, 2026
- Investors: Meritech, ADS Ventures and 22 Others
- Latest Funding Round: Series H, Jan 06, 2021, $*****
- Highlight: Public
3. Airbnb
Provider of accommodations, experiences, and related services through an online platform. The platform facilitates connections between hosts and individuals seeking lodging and activities. It offers a variety of options for stays and curated experiences. The platform also provides resources for individuals interested in becoming hosts.
Key facts about Airbnb
- Founded Year: 2008
- Location: San Francisco (United States)
- Annual Revenue: $1B+ as on Dec 31, 2025
- Stage: Public
- Total Funding till date: $3.07B
- Employee Count: 72,846 as on Sep 30, 2026
- Investors: Silver Lake, 2020 Ventures and 170 Others
- Latest Funding Round: Series E, Apr 06, 2020, $*****
- Highlight: Public
4. Okta
Provider of identity management solutions for workforces, customers, and AI. The company delivers platforms securing various identities within an identity security fabric. It offers solutions by identity type and industry. The company provides resources, support, and developer tools.
Key facts about Okta
- Founded Year: 2009
- Location: San Francisco (United States)
- Annual Revenue: $1B+ as on Jan 31, 2026
- Stage: Public
- Total Funding till date: $228M
- Employee Count: 7,934 as on Sep 30, 2026
- Investors: Glynn Capital, Scheuermann Investment and 13 Others
- Latest Funding Round: Post IPO, Feb 21, 2018, $*****
- Highlight: Public
5. Workday
Developer of cloud software for human resources finance and operations. The software provides tools for managing workforce planning, payroll, financial accounting, and contract lifecycle management. The platform integrates data across business functions to assist with organizational management and administrative tasks. It includes artificial intelligence capabilities designed to automate workflows and support decision-making processes for enterprise management.
Key facts about Workday
- Founded Year: 2005
- Location: Pleasanton (United States)
- Annual Revenue: $1B+ as on Jan 31, 2026
- Stage: Public
- Total Funding till date: $352M
- Employee Count: 21,000 as on Jan 31, 2026
- Investors: T. Rowe Price, Janus Henderson Investors and 13 Others
- Latest Funding Round: Post IPO, May 15, 2013, $*****
- Highlight: Public
Greylock Partners' Year-on-Year Investment Trends
Greylock Partners has invested in 505 companies over the last 33 years, with an average of 17 new investments annually in the last 10 years. In 2025, it made 31 investments, while as of Oct 2026, it has made 22 investments in this year. Its most recent first time investment was in Lightfield and most recent follow-on round was in SuperMe.Year | No. of Investments | ||
|---|---|---|---|
1st Round | Follow-on | Total | |
2026 (YTD) | 9 | 13 | 22 |
2025 | 15 | 16 | 31 |
2024 | 10 | 9 | 19 |
2023 | 16 | 13 | 29 |
2022 | 30 | 22 | 52 |
2021 | 19 | 22 | 41 |
2020 | 11 | 21 | 32 |
2019 | 9 | 16 | 25 |
2018 | 21 | 17 | 38 |
2017 | 28 | 11 | 39 |
Greylock Partners' Investments by Stage
Greylock Partners has made 163 investments in Series A stage with an average round size of $14.3M, 161 investments in Seed stage with an average round size of $5.7M and 87 investments in Series B stage with an average round size of $27.3M.Stage of entry | No. of Investments |
|---|---|
Series A | 163 |
Seed | 161 |
Series B | 87 |
Series C | 24 |
Series D | 18 |
Others | 19 |
Note: We have considered here, only first round of investments
Greylock Partners' Investments by Sector
Greylock Partners has a diverse portfolio, with companies operating in the Enterprise Applications, Consumer, Enterprise Infrastructure, High Tech and Media & Entertainment. Notably, it has invested in 460 Tech companies, 346 Enterprise (B2B) companies, 311 Software companies and at least 189 companies focusing on Saas.Sector | No. of Investments |
|---|---|
Enterprise Applications | 252 |
Consumer | 106 |
Enterprise Infrastructure | 104 |
High Tech | 83 |
Media & Entertainment | 48 |
Others | 425 |
Note: We have considered here, only first round of investments
Greylock Partners' Investments by Geography
Greylock Partners has made most investments in United States (412), followed by Israel where it has made 19 investments.Country | No. of Investments |
|---|---|
United States | 412 |
Israel | 19 |
United Kingdom | 11 |
Canada | 6 |
India | 6 |
Others | 20 |
Note: We have considered here, only first round of investments
Greylock Partners' recent investments
Greylock Partners has made 22 investments in 2026 so far. SuperMe and Snorkel AI are the latest among them.Here are the most recent investments by Greylock Partners:
Filter this listDate | Company | Location | Round Details | Round Amount | Co-Investors |
|---|---|---|---|---|---|
Oct 29, 2026 | United States | Series A | 9399 | ||
Sep 22, 2026 | United States | Series E | 3700 | [+5] | |
Sep 10, 2026 | United States | Series A | 6278 | [+5] | |
Sep 08, 2026 | United States | Series A | 4866 | [+6] | |
Sep 08, 2026 | United States | Series E | 4253 | [+15] |
Unicorns in Greylock Partners' Portfolio
Greylock Partners has 21 unicorns in its portfolio - Obsidian Security, Resolve AI, Upwind and others. The most recent unicorn in their portfolio is Obsidian Security. It became a unicorn in 2026, 9 years after Greylock Partners first invested in it.Here is a list of unicorns in Greylock Partners' portfolio:
Tracxn Score | Company | Short Description | Founded year | Sector | Location | Company Stage | First Investment/ Acquisition Details |
|---|---|---|---|---|---|---|---|
66 | Provider of SaaS security solutions for managing risks and threat detection | 2017 | Newport Beach | Series D | fchezbt | ||
63 | Provider of an AI platform for incident resolution and cost optimization | 2024 | San Francisco | Series A | {jirekb | ||
68 | Provider of cloud security solutions for infrastructure and application protection | 2022 | San Francisco | Series C | aibwjne | ||
74 | Platform offering low code based ML powered application development software | 2019 | San Francisco | Series F | zfflsrc | ||
68 | Provider of a steerable robotic foundation model that delivers precise manipulation through efficient online reinforcement learning | 2024 | San Francisco | Series B | sfvgzg{ |
IPOs and Publicly Listed companies in Greylock Partners' Portfolio
24 of Greylock Partners' portfolio companies have become public. Wealthfront got listed on the National Association of Securities Dealers Automated Quotations (NASDAQ), in Dec 2025 at marketcap of $2.05B and Figma got listed on the New York Stock Exchange (NYSE) at marketcap of $13.5B.Here are Greylock Partners' portfolio companies that went public:
Company | IPO Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Dec 12, 2025 | Mar 20, 2013 | Series B | 4248 | |
Jul 31, 2025 | Dec 19, 2014 | Series A | 9529 | |
Apr 25, 2024 | May 25, 2015 | Series B | 4733 | |
Nov 04, 2021 | May 07, 2015 | Seed | 8663 | |
Jul 16, 2021 | Aug 24, 2017 | Series D | 8782 |
Acquired companies in Greylock Partners' Portfolio
234 companies from Greylock Partners' portfolio have been acquired. The most recent acquisition was FullyRamped in Aug 2026 by Nooks for $*****.Here are Greylock Partners' portfolio companies that got acquired most recently:
Company | Acquisition Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Aug 26, 2026 | Oct 15, 2024 | Seed | 3568 | |
Aug 19, 2026 | Jan 16, 2012 | Seed | 2555 | |
Aug 06, 2026 | Jul 19, 2011 | Series A | 1054 | |
Jul 02, 2026 | Mar 31, 2021 | Series B | 1364 | |
Jun 30, 2026 | Jul 24, 2024 | Series A | 4723 |
Team profile of Greylock Partners
Greylock Partners has a team of 51 members including 31 Partners, 6 Venture Partners and 3 Principals located in United States and Israel. Greylock Partners' team sits on the board of 2 companies.Here is a list of top team members in Greylock Partners:
Name | Designation | Location | Board Memberships | Contact Details |
|---|---|---|---|---|
Partner | Cambridge | - | ||
Partner | San Francisco | - | - | |
Partner | United States | - | ||
Partner | - | - | - | |
Partner | United States | |||
Partner | - | - | ||
Partner | San Francisco | - | ||
Partner | San Francisco | - | - | |
Partner | San Francisco | - | - | |
Partner | San Francisco | - | - |
Co-investors of Greylock Partners
Over the past 33 years, 2425 investors have co-invested in Greylock Partners's portfolio companies. This includes funds and angels.
- Invested before Greylock Partners: Y Combinator, Accel and 511 others have invested in rounds before Greylock Partners. There are 23 companies where Y Combinator has invested before Greylock Partners and 12 companies where Accel has invested before Greylock Partners.
- Top Co-investors of Greylock Partners: 946 investors entered a company along with Greylock Partners. These include investors like SV Angel (34 companies).
- Invested after Greylock Partners: A total of 966 investors have invested in Greylock Partners's portfolio after their investments. Top Investors include Andreessen Horowitz (15 companies), Tiger Global Management (15 companies) and Google Ventures (15 companies).
Recent News related to Greylock Partners
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Antioch Raises $32M to Bring Software Speed to Physical AI DevelopmentNewswire•Sep 08, 2026•Greylock Partners, Antioch
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Israeli Cloud Security Startup Upwind Secures $300 Million Funding RoundTech in Asia•Sep 03, 2026•Upwind, TCV, Bessemer Venture Partners, Penny Jar and 6 others
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Obsidian Security Raises $85M Series D at $1.1B Valuation to Enhance AI Agent SecurityThe SaaS News•Aug 05, 2026•Obsidian Security, Greylock Partners, Norwest, IVP and 4 others
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Oak Raises $60M in Seed Funding for AI-Native Identity Operating SystemPR Newswire•Jul 15, 2026•Greylock Partners, Accel, Oak, CRV and 2 others
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Former Redfin CEO Glenn Kelman joins venture firm Greylock as executive in residenceGeekWire•Jun 25, 2026•Greylock Partners, Redfin
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Niteshift Raises $7 Million Seed Round to Power the Cloud Platform for AI Coding AgentsAccess Newswire•Jun 10, 2026•Greylock Partners, SV Angel, Amplify Partners, BoxGroup and 1 other
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AI Cybersecurity Startup Raises $250M to Enhance Security PlatformAIBusiness•May 23, 2026•Abnormal, Greylock Partners, Menlo Ventures
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Altara Raises $7 Million Seed Funding for AI-Powered Scientific Intelligence PlatformThe SaaS News•May 07, 2026•Neo, Liquid 2 Ventures, Greylock Partners, BoxGroup and 1 other
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Vori Raises $22M to Build the Operating System for the World's Grocery StoresPR Newswire•May 06, 2026•Vori, Cherryrock Capital, Greylock Partners, FactoryHQ and 2 others
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District Pulls In $14.7M Seed FundingMassinvestor•May 06, 2026•District, 20VC Fund, Kindred Ventures, Andreessen Horowitz and 11 others
