Eileen L.
10/21/2025
Elaine Mak Energy Specialist from QCS helped my parents get a new fridge that they desperately needed to replace. She assisted us with the whole process from beginning to end and was available to...
Quality Conservation Services
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1820 Arnold Industrial Way Ste I
Concord, CA 94520
Quality Conservation Services is a utility-funded company based in Concord, CA, offering free energy-saving improvements and installations to participating households. They provide a range of services for various California utilities, catering to all types of housing and income levels, ensuring confidentiality of all collected information.
With state licensing and insurance, Quality Conservation Services specializes in HVAC services, weatherization assistance, attic insulation, duct testing and sealing, plumbing, appliance replacement and upgrades, as well as home battery backup installation.
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Reviews
2.545 reviews
Jason K.
1/2/2026
Very shady company. Just received a sales call from Quality Conservation Services. I asked where they got my personal cell number from because I'm on the Do Not Call Registry. They told me they...
Z. P.
12/9/2025
My experience with Quality Conservation Services has been extremely disappointing thus far. After being approved for PG&E's Energy Savings Assistance Program, QCS was one of the first...
Lucy L.
11/12/2025
Elaine Mak and QCS offered amazing customer service and support for my parents and helped them to apply and receive a FREE new fridge and washer. She was patient, friendly, and extremely responsive.
Cindy C.
12/24/2025
Elaine from quality conservation services is very patience help me apply the free refrigerator.She is very nice and helpful.
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