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Perfect Star Heating and Air Conditioning is a locally owned family business serving Alameda and Contra Costa Counties. The company’s motto, “We Keep You in Your Comfort Zone!”, reflects a commitment to exceptional service. Recognized with SFGATE’s 2025 Best of the Bay Area Award for Best HVAC Service and Best Electrician, Perfect Star offers a full range of HVAC, air quality and electrical solutions.
Specialties include furnace and heating systems, air conditioning, ductless mini-splits, and maintenance for all central HVAC models. Additional services cover ductwork, indoor air quality, electrical repair and installation, and solar projects. Homeowners benefit from free estimates, 0% financing on projects over $999 and an Instant Quote tool for quick pricing.
Owner Chris Donzelli emphasizes a responsive, hands-on approach. “Our clients know we’ll be there whenever they need us,” he says. To simplify the process, Perfect Star provides a monthly maintenance program, real-time updates and technician reminders—keeping customers informed and stress-free.
Rated Highest in Quality and Helpful Expertise PERFORMANCEGUARANTEED
Company Credentials
- Liability Insurance
- Business Practices
- Current Complaint File
- Workers Compensation
- License Verification
- Legal & Finance
Diamond Certified Company Report SUMMARY UPDATE November 2025
Quick Summary
- Diamond Certified since 2017
- Installs, maintains, and repairs HVAC systems for homeowners in Alameda and Contra Costa Counties
- Locally owned and operated
- Offers free estimates for HVAC system replacements, new installations and solar solutions
Top News Updated
COMPANY MILESTONES
Perfect Star Heating and Air Conditioning is celebrating its 10th anniversary in 2025.
COMPANY GROWTH
Perfect Star Heating and Air Conditioning recently expanded its Antioch headquarters and celebrated with a ribbon cutting ceremony that was attended by Antioch Mayor Ron Bernal and representatives from Senator Tim Grayson’s office.
Top Survey Responses
From a recent Diamond Certified Survey Response: “Our air conditioner went down during a heat wave [and] they were extremely responsive and empathetic to our situation. They were the only people who gave the impression that they cared about what was happening to us.”
From a recent Diamond Certified Survey Response: “[I like] their customer service—they’re knowledgeable [and] they answer the phone right away. When I’m due for service, they thoroughly inspect everything.”
Community Involvement
Perfect Star Heating and Air Conditioning was the entertainment sponsor for the 18th annual Brentwood Oktoberfest. The event was hosted by the Downtown Brentwood Coalition and supported by the City of Brentwood.
Perfect Star Heating, Cooling, & Electrical
Diamond Certified Video Reports on Perfect Star Heating, Cooling, & Electrical
Perfect Star Heating and Air Conditioning - Diamond Certified Video Profile
- Diamond Certified Company ProfileVideo: Diamond Certified Company Profile
- Company StoryVideo: Diamond Certified Company Story
- 5 Useful AnswersVideo: (L to R): Ray Kinder, Senior Service Tech; Chris Donzelli, Owner; Dylan Donzelli, Service Tech of Perfect Star Heating, Cooling, & Electrical | 5 Useful Answers
- Expert Contributions
- Video: The Air Scrubber Plus® Advantage from Chris Donzelli of Perfect Star Heating, Cooling, & Electrical
- Video: HVAC System Maintenance from Chris Donzelli of Perfect Star Heating, Cooling, & Electrical
Diamond Certified Researched Articles on Perfect Star Heating, Cooling, & Electrical
The Perfect Star Heating and Air Conditioning crew
Diamond Certified Researched Capabilities on Perfect Star Heating, Cooling, & Electrical
Service Area
Contra Costa County
Main Services
- Ac Tune Ups
- Air Conditioner Repair
- Air Conditioning
- Commercial Air Conditioning
- Ductless Heating And Cooling Systems
- Furnace Repair
- Heat Pump Repair
- Heating
- Hvac Installation
- Hvac Replacement
- Mini Splits
- Water Heater Repair
- Air Conditioner Repair
- Air Quality Inspection
- Air Quality Meters
- Air Quality Tester
- Furnace Repair
- Heating And Cooling
- Home Air Quality Testing
Additional Services
Company Info
Hours
Closed
Contact
Capabilities Table
Company Name
Perfect Star Heating, Cooling, & ElectricalManagers
Years in Industry
21 (Manager)# of Employees
14License
1022101Memberships
Brentwood Chamber of Commerce, CertainPath, Better Business Bureau Accredited Business (A+ Rating), Angi/HomeAdvisor Screened & ApprovedFounded
2015Payment Accepted
Key Factors
Select Photos From Perfect Star Heating, Cooling, & Electrical
Diamond Certified Expert Contributor Advice & Tips
Chris Donzelli is owner of Perfect Star Heating and Air Conditioning, a Diamond Certified company. He can be reached at (510) 244-4356 or by email.
Chris Donzelli: HVAC Star
By James Florence, Diamond Certified Resource Reporter
CONCORD — Chris Donzelli was in between jobs when he decided to start from scratch and enter a new professional field. “It all started when I answered a newspaper ad placed by a local HVAC company,” he remembers. “I knew nothing about the field, but I was willing to learn, so they gave me a shot. During the next few years, I learned how to service and install residential heating and cooling equipment. Today, after 16 years in t...
Perfect Star Heating, Cooling, & Electrical Website and External Feeds
Website
https://www.facebook.com/events/604085480305478/
The Feel the Love program lends a helping hand to community members in need. Through the program, Lennox donates a free, high-efficiency HVAC system t...
Social Media Links
Company Suggested Links
FAQs
By Perfect Star Heating, Cooling, & Electrical
Perfect Star Heating, Cooling, & Electrical Ratings and Survey Responses (reviews)
Rated Highest in Quality and Helpful Expertise PERFORMANCEGUARANTEED
