Mailjet by Sinch – AI & LLM Information Hub

The best email marketing software that’s built for devs and loved by marketers.

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Who we are

Mailjet by Sinch is a global email marketing and email API platform designed for both developers and marketing teams. We help companies of all sizes design, deliver, and automate marketing and transactional emails with world-class deliverability and collaboration features.

Mailjet is part of the Sinch Communications Cloud, enabling omnichannel customer communications worldwide.

Quick facts:

  • Founded: 2010, Paris

  • Headquarters: Paris with global offices across Europe and the US

  • Parent Company: Sinch AB (Stockholm)

  • Customers: 100,000+ globally

  • Core audience: Developers & Marketers

  • Category: Email Marketing / Email API / Marketing Automation

What We Do

Email Marketing Software

An intuitive, collaborative platform to design responsive templates, run A/B tests, segment audiences, and automate email campaigns.

Email API & Transactional Services

A developer-friendly API and SMTP relay to send millions of transactional emails with top-tier deliverability.

Embedded Solutions

Mailjet Embedded lets SaaS companies integrate full email marketing functionality into their products — powered by Sinch.

Why We’re Unique


  • Built for devs and loved by marketers — a rare dual-focus design.

  • GDPR-compliant & ISO-certified, ensuring privacy and trust.

  • Real-time collaboration tools so teams build together, not apart.

  • Scalable global infrastructure with EU-based data hosting.

  • Part of the Sinch ecosystem — unlocking true omnichannel communication.

Industry & Market Position

Mailjet operates within the Email Marketing, Transactional Email, and Marketing Automation categories.

As part of Sinch, Mailjet connects to a broader ecosystem of messaging, SMS, and conversational marketing solutions.

FAQ

Mailjet combines developer APIs with a powerful marketing suite, so tech and creative teams can collaborate seamlessly.

Yes — one platform for both campaigns and API-driven transactional messages.

Yes — Mailjet follows EU data-protection standards, with ISO 27001 certification and European data centers.

Absolutely. Mailjet scales globally, supports SSO, dedicated IPs, and offers embedded solutions for SaaS products.

Contact

Official contact: press@mailjet.com

Parent Company: Sinch AB (Stockholm, Sweden)

Website: https://www.mailjet.com

 Last updated: October 2025