Overview

Groupe Sigma, also known as Sigma Informatique, is a French digital services company headquartered in La Chapelle-sur-Erdre, Pays de la Loire. Founded in 1972, it employs between 500 and 1,000 people and reports revenue in the $50-100 million range (estimated). The company is privately held and serves automotive, electric-vehicle, construction, renewable-energy, and industrial-equipment clients. Its core offerings include custom software publishing, managed IT services, cloud solutions, and digital transformation consulting. In June 2026 it added observability to its managed services.

At a glance

What Groupe Sigma makes

The company holds ISO 9001 certification and offers custom software development, managed IT services, cloud solutions, and cybersecurity services.

Certifications

Groupe Sigma is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:

• ISO 9001 — automation-list.com

Latest developments

• 2026-09-22 — Moins de temps sur l'administratif, plus de temps auprès des habitants! C'est tout l'enjeu du partenariat signé aujourd'hui entre SIGMA et Aiguillon construction. | Groupe Sigma (linkedin.com)

• 2026-06-09 — Sigma intègre l'observabilité à ses services managés (sigma.fr)

• 2026-04-13 — Marchés publics - Maintenance, Assistance du SI Finance SIGMA et services associés pour la CCI GRAND EST\n (macellum.fr)

• 2025-11-18 — Exægis classe Sigma comme visionnaire du cloud de confiance (sigma.fr)

• 2025-11-12 — Sigma lance son offre M365 Modern Workplace (sigma.fr)

• 2025-06-16 — Sigma enrichit son expertise Numérique Responsable (sigma.fr)

Company details

The company operates as a private firm with an estimated revenue band of $50-100 million and reports serving more than 2,200 clients. Groupe Sigma was founded in 1972, has an estimated 500-1,000 employees, and is headquartered in La Chapelle-sur-Erdre, Pays de la Loire. On the LightSource stability read it is rated "Established & active": 54 years in operation (founded 1972). Holds ISO 9001 certification(s) per public sources.

Frequently asked questions

What does Groupe Sigma make?

Groupe Sigma, also known as Sigma Informatique, is a French digital services company headquartered in La Chapelle-sur-Erdre, Pays de la Loire. Founded in 1972, it employs between 500 and 1,000 people and reports revenue in the $50-100 million range (estimated). The company is privately held and serves automotive, electric-vehicle, construction, renewable-energy, and industrial-equipment clients. Its core offerings include custom software publishing, managed IT services, cloud solutions, and digital transformation consulting. In June 2026 it added observability to its managed services.

Where is Groupe Sigma headquartered?

Groupe Sigma is headquartered in La Chapelle-sur-Erdre, Pays de la Loire (8 Rue Newton, La Chapelle-sur-Erdre, Pays de la Loire, 44240).

When was Groupe Sigma founded?

Groupe Sigma was founded in 1972.

How big is Groupe Sigma?

Groupe Sigma has an estimated 500-1,000 employees, with revenue in the $50-100M range (estimated).

What certifications does Groupe Sigma hold?

Groupe Sigma lists ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.

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Last verified Nov 2026. Is this your company? Request a correction.