Mermin CONTACT U.S IN SHORT Founded in 1981, the company specializes in electrical engineering in the Paris region, both in strong currents (TGBT, inverters, etc.), and in weak currents (VDI, copper, optical fiber, safety, data centers, etc.) The clientele consists mainly of Parisian tertiary sites, as well as a few trustees and individuals. Mermin joined the group at the end of 2016, and a few months later moved to Morangis in the premises of Fouassin and EGEIM. The proximity of the teams and the complementarity of the activities naturally led to the merger of EGEIM and Mermin at the end of 2018. SOME NUMBERS - 2020 turnover excl.tax: 6.8 M € - Staff: 25 people - Qualifications: QUALIFELEC MGTI.3 - IRVE - NOTE: All of the company's administrative documents (insurance, qualifications, etc.) necessary for the establishment of contracts are available on the website www.actradis.fr REFERENCES Mermin's teams work on many sites for demanding customers: offices, factories, stores, administrative buildings, etc. Some references of the group CONTACT MERMIN SAS 2, rue Nicéphore Niepce 91420 MORANGIS Tel: 01 69 79 68 50 - Fax: 01 69 28 70 70 Mail: contact SAS with capital of 37,044 Euros Siret: 32091710700056 RCS: Paris 320917107 APE code: 4321A Chairman: Olivier Ferraz General Managers: Damir Delic and Frédéric Viet Legal Notice

Ecomelec CONTACT U.S IN SHORT In 1946, Mr. Massaker created a company specializing in careful electrical work in collective housing in the Paris region. It joined the Rougnon Group in 1987 then took the name Ecomélec. It operates in all areas of electricity in high and low currents (safety, VDI and access control). In 2016, the company TeltraleC joined the Group and merged with Ecomélec. Ecomélec is responsible for the renovation and compliance work. It offers maintenance contracts for electrical installations, but also for mechanical ventilation, lift pumps, parking ventilation ... and guarantees a 24/24 - 7/7 breakdown service with its own technicians. It is the trusted company that we recommend to simplify life in co-ownership. SOME NUMBERS - 2020 turnover excl.tax: 2.8 M € - Staff: 20 people - Qualifications: - QUALIFELEC: MGTI.3: Class 3; LCPT.3: Class 3 - IRVE - NOTE: All of the company's administrative documents (insurance, qualifications, etc.) necessary for the establishment of contracts are available on the website www.actradis.fr REFERENCES Ecomélec's experienced teams regularly work on nearly 500 buildings, for a demanding clientele: property managers, architects, design offices, etc. Some references of the group CONTACT Ecomélec SARL 16 bis, rue Grange Dame Rose - CS 40089 78143 Vélizy Villacoublay Cedex Phone: 01 34 63 11 22 - Fax: 01 34 65 36 88 Mail: contact SARL with capital of 40,000 Euros Siret: 437 539 422 000 18 RCS: Versailles B437 539 422 APE code: 4321A Managers: Anthony Marchesi and Frédéric Viet Legal Notice