Myrium
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Myrium - overview
Established
1923
Location
Velizy-Villacoublay, -, France
Primary Industry
Construction
About
Based in France, and founded in 1923, Myrium formerly known as Groupe Rougnon specializes in the maintenance and renovation of existing buildings. In December 2025, Bpifrance, CAPZA, along with Amundi Private Equity Funds, agreed to acquire a 60% majority stake in Myrium formerly known as Groupe Rougnon. Following the deal, the company's management will reinvest a 40% minority shares. Myrium specializes in comprehensive maintenance, renovation, and service solutions for existing buildings, focusing on enhancing their sustainability and performance.
Their core offerings include building envelope services, fluid and energy management, urban greening, and integrated maintenance solutions. Myrium addresses the diverse needs of clients across commercial real estate, residential sectors, healthcare facilities, educational institutions, and local government. They prioritize operational efficiency and ecological sustainability, primarily serving the Île-de-France region and extending to urban centers across Europe. Myrium's revenue model is based on project-based transactions for maintenance, renovation, and facility management services.
They engage in direct contracts with clients from the commercial, healthcare, and public sectors, providing tailored solutions. Their transactions involve comprehensive package deals that cover everything from initial consultation to the execution of complex projects, addressing unique client requirements. Pricing structures vary based on service complexity, with clients often opting for bundled services at competitive rates, leveraging Myrium’s expertise in energy efficiency renovations to minimize environmental impact and optimize building performance. The December 2025 acquisition plans to allow Myrium to enhance its business development.
Current Investors
Groupe Chevrillon, Bpifrance Investissement, Tikehau Investment Management
Primary Industry
Construction
Sub Industries
Engineering, Home Repair Services, Construction
Website
www.myrium.fr/
Verticals
Urban Planning
Company Stage
Mature
Total Amount Raised
Subscriber access only
Myrium - timeline of key events
Myrium - financials
| Fiscal Year Ended | Dec 31, 2016 | Dec 31, 2017 | Dec 31, 2018 | Dec 31, 2019 | Dec 31, 2020 | Dec 31, 2021 | Dec 31, 2022 | Dec 31, 2023 | Dec 31, 2024 |
|---|---|---|---|---|---|---|---|---|---|
| Revenue (USD) | 21,251,177 | 23,835,047 | 28,449,798 | 34,874,353 | 30,403,092 | 36,804,807 | - | - | - |
| % Revenue Growth (YoY) | - | 12.2% | 19.4% | 22.6% | (12.8%) | 21.1% | - | - | - |
| EBITDA (USD) | 1,376,703 | 561,393 | 2,120,111 | 2,287,698 | 1,473,711 | 2,241,664 | - | - | - |
| Operating Income (USD) | 1,354,810 | 528,312 | 2,078,944 | 2,254,115 | 1,394,931 | 2,213,043 | - | - | - |
| Operating Margin | 6.4% | 2.2% | 7.3% | 6.5% | 4.6% | 6.0% | - | - | - |
| % EBITDA Margin | 6.5% | 2.4% | 7.5% | 6.6% | 4.8% | 6.1% | - | - | - |
| NET Income (USD) | 889,871 | 401,459 | 1,184,467 | 1,311,057 | 790,884 | 1,440,149 | - | - | - |
| % Net Margin | 4.2% | 1.7% | 4.2% | 3.8% | 2.6% | 3.9% | - | - | - |
Myrium - deals
| Deals Type | Deal Status | Target (s) | Deal Date | Investor(s) | Seller(s) | Deal size (Mn) | Enterprise value (Mn) | Post-money valuation (Mn) | EBITDA multiple (x) | Revenue multiple (x) | Lead partner (s) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Buyout | Announced | Myrium | - | ||||||||
| Unspecified Exit | Completed | Myrium | - | ||||||||
| Buyout | Completed | Myrium | - | ||||||||
| Secondary Buyout | Completed | Myrium | - | ||||||||
| Add-on | Completed | Groupe REOLIAN | - |
Displaying 1 - 5 of 12
Myrium - employee data
Myrium - key contacts
| Name | Position | Start Date | End Date | Vcard | Bio | ||
|---|---|---|---|---|---|---|---|
| Président du conseil de surveillance / Chairman of the Supervisory board | BM |
BM Board Member
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