Insights

Productivity focus Basecamp and HEY positions 37signals as a solution for organized project management and streamlined email, indicating a strong upsell opportunity to existing users by expanding the suite or cross-selling HEY features to Basecamp customers who want integrated communication and task governance.

Mid-market potential With 51-200 employees and revenue in the hundreds of millions, 37signals operates in the mid-market segment where teams seek robust, easy-to-adopt collaboration tools, suggesting targeted outreach around enterprise-grade features, security, and team adoption plans.

Recent product expansion Basecamp 4 launch signals ongoing product development and appetite for feature-rich updates, offering sales opportunities to position premium support, migrations, and training services for customers upgrading to newer platform capabilities.

Security and trust The tech stack includes standard web security practices and Rails-based architecture; emphasize security certifications, compliance offerings, and data protection features when engaging prospects in regulated industries or larger teams.

Competitive positioning In a market with players like Airtable, Notion, and Asana, 37signals can leverage its calmer, focused workflows and email management through HEY and Basecamp to differentiate on user experience, reduced overhead, and clear ROI messaging for efficiency gains.

37signals Tech Stack

37signals uses 8 technology products and services including HTML, JavaScript, Elasticsearch, and more. Explore 37signals's tech stack below.

  • HTML
    Programming Languages
  • JavaScript
    Programming Languages
  • Elasticsearch
    Search Engines
  • X-XSS-Protection
    Security
  • X-Content-Type-Options
    Web & Portal Technology
  • Ruby on Rails
    Web Frameworks
  • CSS
    Web Tools And Plugins
  • Google Plus
    Widgets

37signals's Email Address Formats

37signals uses at least 2 format(s):
37signals Email FormatsExamplePercentage
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%
First@37signals.comJohn@37signals.com
76%
FLast@37signals.comJDoe@37signals.com
19%
FirstLast@37signals.comJohnDoe@37signals.com
5%

Frequently Asked Questions

Where is 37signals's headquarters located?

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37signals's main headquarters is located at United States. The company has employees across 6 continents, including North AmericaAsiaEurope.

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.

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 May 2026, 37signals has approximately 175 employees across 6 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: J. H.Chief Executive Officer: S. J.Cto: D. H. H.. 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 HTMLJavaScriptElasticsearchX-XSS-ProtectionX-Content-Type-OptionsRuby on RailsCSSGoogle Plus.

What is 37signals's email format?

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

When was 37signals founded?

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37signals was founded in 1999.

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

Headquarters
United States
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

Section iconFunding & Financials

  • $100M$250M

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

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