Rockville, MD 20850

15 West Montgomery Ave., Suite 101

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About us

Who we are

Ac’s Mechanical Services was established in 2007. President of the company, Alex Chumak, had a huge experience in HVAC, working as a mechanic for more than 15 years, before starting his own business.

We specialized in EIL, CPC, danfoss, and Emerson refrigeration, hvac, and lighting controlars.

All soars of boilers from hot water to steam.

We install and repair, natural gas, propene, electric and instant hot water heater.

WE ARE the Best In The Business

We work mainly on commercial HVAC, Refrigeration installation, repair, service. Also our company does residential HVAC and heating systems. Our mechanics are on call 24/7.

Meet the team


Alex Chumak



Tatiana Bell

CEO, New projects, Contracts


Elvira Godynskaya

Accounts Payable, Office Manager


Jacob Serzhant

Project's Support



Human Resources, Payroll, Insurance

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