Insights

Product Suite Expansion 37signals has a diversified product portfolio with Basecamp, HEY, and Fizzy, indicating cross-sell opportunities from project management and email solutions into new kanban workflow offerings.

Recent Platform Growth Launches such as Basecamp 4 (2022) and Fizzy (2025) show ongoing product development and modernization, creating upsell potential to customers seeking the latest features and improved collaboration tools.

SMB Enterprise Fit With a mid-size employee base and a revenue range suggesting strong SMB traction, there is a clear opportunity to target growing teams looking for integrated workflows and calmer communication solutions.

Tech Stack Synergy Existing integrations with GitHub, Jira, Stripe, Elasticsearch and OpenAI imply a favorable environment for targeting teams that rely on modern tooling and automation for productivity enhancements.

Brand Independence The company’s history of strategic spin-offs and rebranding indicates agility and a focus on delivering distinct value propositions, suggesting opportunities to position complementary tools that align with Basecamp and HEY’s user needs.

Similar companies to 37signals

37signals Tech Stack

37signals uses 8 technology products and services including GitHub, Figma, Mailchimp, and more. Explore 37signals's tech stack below.

Media & News

37signals's Email Address Formats

37signals uses at least 7 email formats:
37signals Email FormatsExamplePercentage
First@37signals.comJohn@37signals.com
76%
FLast@37signals.comJDoe@37signals.com
19%
FirstLast@37signals.comJohnDoe@37signals.com
5%
First.Last@basecamp.comJohn.Doe@basecamp.com
62%
First@basecamp.comJohn@basecamp.com
34%
Last@basecamp.comDoe@basecamp.com
3%
First.L@basecamp.comJohn.D@basecamp.com
1%

Frequently Asked Questions

What is 37signals's phone number?

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You can contact 37signals's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is 37signals's official website and social media links?

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37signals's official website is 37signals.com and has social profiles on LinkedIn.

How much revenue does 37signals generate?

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As of October 2026, 37signals's annual revenue is estimated to be $100M - $250M.

What is 37signals's NAICS code?

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37signals's NAICS code is 5112 - Software Publishers.

How many employees does 37signals have currently?

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As of October 2026, 37signals has approximately 175 employees across 6 continents, including North America, Asia and Europe. Key team members include Chief Executive Officer: J. H., Entrepreneur: S. P. and Co-Owner: M. V. Explore 37signals's employee directory with LeadIQ.

What industry does 37signals belong to?

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37signals operates in the Software Development industry.

What technology does 37signals use?

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37signals's tech stack includes GitHub, Figma, Mailchimp, OpenAI, Atlassian Jira, Apple Pay, Stripe and Elasticsearch.

What is 37signals's email format?

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37signals's email format typically follows the pattern of First@37signals.com. Find more 37signals email formats with LeadIQ.

When was 37signals founded?

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37signals was founded in 1999.
37signals logo

37signals

Software DevelopmentUnited States51-200 Employees

37signals is a software development company based in the United States with a mid-sized team. It develops Basecamp and HEY, two software products: Basecamp focuses on project management and company-wide communication, while HEY is an email system designed to improve how messages are handled.

Basecamp aims to address common challenges faced by growing organizations by organizing projects and facilitating cross-team collaboration. HEY offers an email experience designed to be more usable and less burdensome. In September 2022, 37signals announced the release of Basecamp 4, a newer version of its project management platform with additional features intended to help teams focus on actual work.

Section iconCompany Overview

Phone number
NAICS Code
5112 - Software Publishers
Founded
1999
Employees
51-200

Section iconFunding & Financials

  • $100M - $250M

    37signals's revenue is estimated to be in the range of $100M - $250M

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