Home / Groups / Y Combinator companies / ActiveCampaign

ActiveCampaign among Y Combinator companies

ActiveCampaign was detected on 14 of 5,386 crawled Y Combinator company websites, a share of 0.3%.

5,386 of 6,133 Y Combinator domains returned a usable record and form the denominator. 5,242 were counted from a rendered homepage crawl on 4 September 2026, 144 from a plain fetch only, and 747 returned no usable record. Company list: Y Combinator company directory. <5 means fewer than 5 crawled domains in that group.

Software used by Y Combinator companies · CRM and Marketing Automation across all groups · ActiveCampaign across every group and the wider sample

ActiveCampaign runs on these Y Combinator companies

• LAIKA
• UBITS
• OpenBiome
• Lendflow
• Rigetti Computing
• Eden
• Digistain
• Inscribe
• PocketSuite
• Rabbet
• Castle
• LendEDU
• Certus AI
• Debteye

14 of 14, ordered by team size, largest first.

<a href="https://installmap.com/groups/yc/activecampaign"><img src="https://installmap.com/badges/yc/activecampaign.svg" alt="ActiveCampaign runs on 14 of 5,386 crawled YC companies (0.3%)"></a>

[![ActiveCampaign runs on 14 of 5,386 crawled YC companies (0.3%)](https://installmap.com/badges/yc/activecampaign.svg)](https://installmap.com/groups/yc/activecampaign)

Other CRM and Marketing Automation tools in this group

• HubSpot 11.2%
• Marketo 1.2%
• Mailchimp 0.9%
• Klaviyo 0.8%
• Customer.io 0.3%
• Salesforce Pardot 0.2%
• Salesforce Web-to-Lead 0.1%
• Zoho CRM Forms 0.1%