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RESO, l'étude porte conseil Tech Stack

Electrical engineering and building systems consulting for French construction and infrastructure

Research Services Colombelles, Normandy 11–50 employees Founded 1994 Privately Held

RESO is a 29-person electrical engineering consultancy founded in 1994, now actively hiring 15 engineers across active projects spanning photovoltaic design, energy optimization, decarbonization studies, and complex electrical infrastructure. The company is migrating core IT infrastructure to Microsoft cloud (Azure AD, Intune) and GLPI asset management, signaling investment in operational scaling as it pursues public tender responses and technical advisory work. Leadership focus on expanding energy services and client acquisition suggests ambitions to grow beyond the regional French market.

Tech Stack 19 technologies

Core StackAutoCAD Revit Microsoft Exchange Power Automate DIALux ETAP Word Excel Outlook Microsoft Office Microsoft 365 SharePoint OneDrive Teams PowerShell DIALUX

AdoptingIntune Azure AD GLPI

What RESO, l'étude porte conseil Is Building

◆Challenges

Expanding business activities
Acquiring new clients
Detecting new opportunities
Strengthening our activity
Budget overruns
Expanding activity
Développement de ses activités
Expanding energy services
Energy optimization
Decarbonization

▲Active Projects

Public tender response
Client follow-up
Cfo/cfa studies (aps, apd, pro, exe)
Pôle assistance technique
Centre de formation
Photovoltaic projects
Energy optimization
Decarbonization
Cfo and cfa technical studies
Complex electrical infrastructure projects

Hiring Activity

Steady20 roles · 6 in 30d

Department

Engineering

15

Support

2

Ops

1

Sales

1

Seniority

Senior

11

Mid

5

Intern

3

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About RESO, l'étude porte conseil

RESO provides engineering consulting and technical services to building and infrastructure projects across France. The firm operates across electrical systems (high and low voltage), renewable energy (primarily photovoltaic), lighting design, communications networks (fiber, telecom, wireless), and building information modeling (BIM). Service lines include project design (APD, APE, PRO execution phases per French standards), owner's assistance, technical diagnostics, and in-house training. The client base spans residential construction, industrial facilities, tertiary buildings, educational institutions, healthcare facilities, and heritage properties.

HeadquartersColombelles, Normandy

Company Size11–50 employees

Founded1994

Hiring MarketsFrance

Frequently Asked Questions

What is RESO's engineering expertise?

RESO specializes in electrical infrastructure (HV/LV), renewable energy (photovoltaic), lighting and illumination, communications networks (fiber, telecom, wireless, Li-Fi), BIM, energy optimization, and smart building systems. Also provides technical diagnostics, owner's assistance, and training.