Skip to main content
Company profilenoreade.fr ↗

Noréade, Les Régies Du Siden-Sian

SIDEN-SIAN is a public intermunicipal cooperation body specializing in water services.

Environmental Services
Explore the company ↓Explore its lists ↓
Headquarters
FranceSource: RevenueBaseRetrieved October 13, 2026
Employee range
501 to 1000Source: RevenueBaseRetrieved October 13, 2026
Founded
1951Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
19 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Noréade, Les Régies Du Siden-Sian do?

Its areas of competence include drinking water, collective and non-collective sanitation, stormwater, and external fire protection. SIDEN-SIAN and its operating authorities handle equipment construction, operation, renovation and ongoing improvement, with more than 650 employees.

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

Who it serves

The SIDEN-SIAN serves more than 730 municipalities in Nord, Pas-de-Calais, Aisne and Somme.

What the business offers

Services & capabilities.

Drinking water

The source describes drinking-water supply as an area of the syndicate's work.

Source: LinkedIn company description · Retrieved October 13, 2026

Sanitation services

The syndicate's stated competence covers both collective and non-collective sanitation.

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 PREVIEWNoréade, Les Régies Du Siden-Sian listed #3 on Irrigation authorities, September 19, 2026Open the published source list.
Noréade, Les Régies Du Siden-Sian

#3 Irrigation authorities

Snapshot: September 19, 2026

Download SVG
View live list ↗

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 15, 2026, September 16, 2026, September 18, 2026, September 19, 2026, September 21, 2026 and September 28, 2026. How the company lists are built.

Help keep this profile accurate

Something changed?

Share a correction, your relationship to the company, and supporting sources. Requests are reviewed before changes are published.

Request an update ↗
Find your next account

One company is just the start.

Explore more companies by name, headquarters and business focus.

Explore company profiles →