ranQ
ranQ
ranQ
DirectoryIndustriesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The first Swiss company directory, built to boost AI visibility.

Product
  • Pricing
  • Directory
  • Industries
Company
  • About
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,877 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringNeuchâtelSydeen & Associés Sàrl
Sydeen & Associés Sàrl Logo
Verified· 2 sources

Sydeen & Associés Sàrl

Summary

About the company

Engineering, creation of energy and thermodynamic systems for buildings and industry, 3D modeling of buildings and systems, research and development of innovative thermodynamic systems. The company can acquire, hold and dispose of interests in other companies in Switzerland and abroad, as well as carry out all operations directly or indirectly related to its purpose.

Commercial register, canton of NE·As of July 14, 2026View on Zefix
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered3
Studies and Design CVS
Tailor-made design of ventilation, air-conditioning, heating and sanitary installations; feasibility study, sizing, tender documents and construction supervision.
Expertise and Diagnostics CVS
Diagnostic and expertise of existing installations; technical remediation, energy expertise, temperature variability, risk analysis and accounting of refrigerant gases.
Compliance and Regulations
Support for certifications and regulatory procedures; building physics, acoustics, CECB, Minergie and building permits.
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub

Knowledge

No knowledge articles yet

Once Sydeen & Associés Sàrl has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Sydeen & Associés Sàrl in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Sydeen & Associés Sàrl by reviews, experience and specialisations.

Is this your company?

Claim the company profile of Sydeen & Associés Sàrl to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Hier entsteht die Karte
Rue des Beaux-Arts 17
2000 Neuchâtel

At a glance

Legal form
Limited Liability Company
UID
CHE-398.732.878
Founded
2025 · 1 year
Last commercial register change
July 14, 2026
Employees
1 to 10

Similar companies

BÉ
BA énergies bureau technique ARNAUD
Neuchâtel
FN
Fiduconsult Neuchâtel SA
Neuchâtel
CI
Citec Ingénieurs-Conseils SA, succursale de Neuchâtel
Neuchâtel
AS
Avincis SA
Noiraigue