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Constant Contact

constantcontact.com · Marketing automation & email · Sales & Marketing

Constant Contact is a digital marketing technology provider based in Waltham, Massachusetts. Founded in 1995, the company specializes in offering engagement marketing tools for small businesses, nonprofits, and multi-location organizations worldwide.

Company facts

Founded1996 (30 years)
Latest fundingVenture (Round not Specified)
Employees1,500
HeadquartersWaltham, United States
Trusted networks on Proven21 investor, bank and government networks offer Constant Contact to their members
Member offers on Proven4
Member redemption clicks2

Company facts from Apollo.io company data. Network, offer and redemption data from the Proven platform. A Proven Score is published once publicly named clients are verified with sources.

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Source: Proven platform data, public records and vendor websites. Vendors cannot pay to change a score. Methodology. Updated 2026-10-21.