What does Greylock Partners use?

As of October 2026, runsonwhat has found 32 tools at Greylock Partners (greylock.com) in public records. Edge & Hosting: Cloudflare, Google Cloud and Vercel. Application: GSAP, React and Tailwind CSS. Data & Observability: Google Analytics, Google Tag Manager and Sentry. Go-to-market: Google Ads, Mailchimp and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 17, 2026.

Greylock Partners uses Google Cloud for hosting and cloud infrastructure, alongside Vercel, according to runsonwhat (October 2026). runsonwhat found Google Cloud through a subdomain that points at Google Cloud, and Greylock Partners has used it since at least March 2012. Google Cloud is used by 75,103 companies runsonwhat tracks.

Greylock Partners uses Salesforce for its CRM, according to runsonwhat (October 2026). runsonwhat found Salesforce through email records that authorize Salesforce and code on greylock.com. Salesforce is used by 33,489 companies runsonwhat tracks.

Greylock Partners uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 701,710 companies runsonwhat tracks.

Greylock Partners uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk and code on greylock.com. Zendesk is used by 40,934 companies runsonwhat tracks.

Greylock Partners uses Google Analytics for analytics, alongside Google Tag Manager and Vercel Analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on greylock.com. Google Analytics is used by 853,379 companies runsonwhat tracks.

Greylock Partners has used Google Cloud since at least March 2012, going by the first public certificate of the greylock.com subdomain that points at Google Cloud. Other long-running tools at Greylock Partners include Okta (since June 2024).

Yes. runsonwhat found Cloudflare at Greylock Partners through DNS records that point at Cloudflare and code on greylock.com. Cloudflare is a CDN & Edge tool used by 692,707 companies runsonwhat tracks.

Yes. runsonwhat has found Anthropic and OpenAI at Greylock Partners; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Greylock Partners may use more AI tools than these.

Yes. On runsonwhat's rechecks, Greylock Partners started using Clerk (latest on October 17, 2026). A change counts only between two checks of greylock.com done the same way.

The companies with the stacks most like Greylock Partners' are Brightshore Capital, Oklo, Earthmaster Environmental Strategies (Canada) and Graphika, according to runsonwhat (October 2026). Each shares 6 to 17 tools with Greylock Partners, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

runsonwhat reads public records only. Of the 32 tools at Greylock Partners, 12 were found through code on greylock.com, 9 through email records, 8 through DNS records and 3 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and greylock.com about monthly.