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Company profilel3a.fr ↗

L3a Groupe

L3A specializes in diagnosing, evaluating and sampling pollutants in air, water, soil and buildings.

Real Estate
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Headquarters
Paris, FranceSource: RevenueBaseRetrieved October 13, 2026
Employee range
11 to 50Source: RevenueBaseRetrieved October 13, 2026
Founded
1997Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
54 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does L3a Groupe do?

L3A combines a technical studies office and a laboratory, providing services on environmental issues in buildings and workplace hygiene. Its engineers, experts, diagnosticians and technicians operate throughout the territory.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

What the business offers

Services & capabilities.

Pollutant assessment and sampling

The company provides diagnosis, strategy, evaluation and pollutant sampling in air, water, soil and buildings.

Source: LinkedIn company description · Retrieved October 13, 2026

Environmental sampling and measurement

Sampling, measurements and checks follow applicable standards, and analysis is carried out by L3A’s laboratory.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

Share your recognition

Embeddable award for your website

BADGE PREVIEWL3a Groupe listed #3 on Industrial hygiene recruiting companies, September 27, 2026Open the published source list.
L3a Groupe

#3 Industrial hygiene recruiting companies

Snapshot: September 27, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 11, 2026, September 15, 2026, September 16, 2026, September 18, 2026, September 19, 2026, September 20, 2026, September 21, 2026, September 26, 2026, September 27, 2026, September 28, 2026, September 29, 2026, September 30, 2026, October 8, 2026, October 9, 2026 and October 11, 2026. How the company lists are built.

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