About
Overview
BBB Accreditation & Rating
About This Business
BBB Accredited Since: 9/18/2025
Years in Business: 17
Products and Services
Business Details
- BBB File Opened:
- 11/6/2009
- Business Started:
- 12/1/2008
- Business Incorporated:
- 5/16/2007
- Type of Entity:
- Corporation
- Alternate Names:
- Hanover Operations LLC
- Business Management:
- Mr. Mark Devries, Owner
- Mr. Jose Tovar, Director of Customer Service Experience
Additional Contact Information
- Principal Contacts
- Mr. Mark Devries, Owner
- Customer Contacts
- Mr. Jose Tovar, Director of Customer Service Experience
- Fax numbers
- Primary Fax: (661) 327-3530
- Additional Phone Numbers
- Other Phone: (559) 314-6797
- Other Phone: (559) 546-8485
- Other Phone: (661) 407-8279
- Other Phone: (661) 452-8707
- Other Phone: (805) 321-1882
- Other Phone: (831) 539-2592
- Additional Email Addresses
- Complaint: Email this Business
- Inquiry: Email this Business
- Sales: Email this Business
- Technical Support: Email this Business
- Additional Websites
- ethicalcommunity.org/mona...
Licensing information
This business is in an industry that may require professional licensing, bonding or registration. BBB encourages you to check with the appropriate agency to be certain any requirements are currently being met.
Additional Information
- Other Resources
- Contractors State License Board (CSLB)
9821 Business Park Drive
Sacramento CA 95827
Phone Number: (800) 321-2752
http://www.cslb.ca.gov - Business Categories
- Heating and Air Conditioning, Air Conditioning Contractors, Electrical Contractors, Duct Cleaning, Air Conditioning Repair, Residential Air Conditioning Contractors, Heating Contractors, Heating System Repair, Commercial Air Conditioning Contractors, Heat Pumps, Tankless Water Heaters, Ventilating Contractors, Air Duct Systems, Air Quality Services, Water Heater Installation, Thermostats
Latest Reviews
JUAN R
"I have been super disappointed and dissatisfied with my purchase. I was lied to and pressured into buying a system that was supposed to save me money on my electric bill." ... Read full review
Dana S
"I will say that they offer great financing, but they operate more like a car dealership. There are the technicians who will tell you whats wrong, (and theres ALWAYS something wrong) then will put you on a conference call to their senior technician who is actually a finance guy who can run credit checks." ... Read full review
James R
"Aug 29, 2025 You would think at 83 years I would have learned to not make stupid mistakes. I guess loosing my AC, a house REMOVEDusing my brain, Then ignoring all the red flags." ... Read full review
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