Compare Local Pros
Grace Heating And Air vs High Performance Heating & Air
Contra Costa HVAC Contractors Comparison · Updated March 2026
Grace brings 31 years of experience versus High Performance's 23 years, but High Performance stands out for diagnostic expertise and cost-saving repairs over replacements.
| Grace Heating And Air | High Performance Heating & Air | |
|---|---|---|
| Rating | ★ 5.0 | ★ 5.0 |
| Years Licensed | 31 years | 23 years |
| License # | 705148 | 821099 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Walnut Creek, CA | Concord, CA |
| Website | graceheatingandairinc.com | highperformanceheatingandairconditioning.com |
Key Differences
What Customers Say
Grace Heating And Air
Customers consistently praise Grace for professional service delivery, owner accessibility, personable team interactions, and clear communication throughout projects.
High Performance Heating & Air
Customers emphasize High Performance's diagnostic expertise, transparent approach to identifying repairable issues over replacements, educational style, and cost-saving solutions.
Key Takeaway: High Performance receives specific recognition for diagnosing and repairing systems other contractors quoted for expensive replacement, while Grace earns praise for comprehensive professional service and relationship-building.
Customer Reviews
Grace Heating And Air
Thankful to Derrick Easton owner of GraceHVAC and team replaced my mom's inoperable a/c and heater. We know the original owners Bob&Sherri Dickson for over 35 years, they retired, all owners reliable,...
As a physician, my schedule is demanding, and I greatly value professionalism, punctuality, and clear communication-qualities that Derrick Easton, Owner of Grace Heating and Air displayed from start t...
Bob, Derrick, and their team provided excellent service at a fair cost. They were personable, professional, and knowledgeable. I would recommend them to anyone for their heating and cooling needs.
High Performance Heating & Air
My heater had intermittent problems with shutting down arbitrarily and not heating to the setting temperature. High performance Heating and Air showed up within 24 hours of my phone call. Patiently ex...
Very knowledgeable and trustworthy. I appreciate that he even tries to diagnose your problem and give you a few possible quick-fix options over the phone before scheduling a repair call. Will definite...
What immediately stands out about John is his immense depth and breadth of HVAC knowledge, his ability to recommend the right sized solution considering various factors, and his willingness to thoroug...
Consider Grace Heating And Air if...
- ✓ You need a full system replacement or installation and value a contractor with the longest track record in the region, offering maximum experience with complex residential installations
- ✓ You prioritize a personable team approach with clear communication and appreciate a contractor known for professional service delivery across all types of HVAC projects
- ✓ Your system needs routine maintenance or a straightforward repair where diagnostic complexity isn't the primary concern
- ✓ Long-term community reputation matters to you, as Grace has maintained customer relationships spanning multiple decades
Consider High Performance Heating & Air if...
- ✓ Your system is malfunctioning and you want thorough diagnostics before committing to expensive repairs or replacement, especially if another contractor has already quoted a full system replacement
- ✓ You value customer education and want to understand how your HVAC system works and what's actually wrong with it
- ✓ You need service during peak demand periods and appreciate a contractor known for same-day and next-day availability even during heat waves
- ✓ You're dealing with an older system and want a contractor experienced with equipment over 20-30 years old who can assess repair viability honestly
Questions to Ask Before Hiring
- → If you've received a replacement quote from another company, ask High Performance to evaluate whether repair is viable and ask Grace about their assessment process for determining repair versus replacement
- → Ask both contractors how they approach diagnostics for intermittent or hard-to-diagnose problems and whether they charge for initial troubleshooting
- → Request references from projects similar to yours in complexity, particularly if you have an older system or unusual installation requirements
The Bottom Line
Both contractors are excellent choices with veteran-level experience, full insurance coverage, and high owner involvement. Choose Grace Heating And Air if you want the longest-established contractor in the area for installation projects, routine maintenance, or when professional service delivery and team communication are your top priorities. Choose High Performance Heating & Air if your situation involves diagnostic complexity, you've received an expensive replacement quote you want to verify, or you value a contractor specifically known for finding repairable solutions and explaining technical details. If you're unsure whether your system needs repair or replacement, start with High Performance for their diagnostic reputation—you can always get a second opinion from Grace if replacement becomes necessary.
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Frequently Asked Questions
For most residential HVAC work, both companies have far more than enough experience—23 and 31 years are both veteran-level tenures. The meaningful difference isn't the years but their demonstrated strengths: Grace's additional time in business shows in their comprehensive service approach and long-term customer relationships, while High Performance's reputation centers specifically on diagnostic expertise. Choose based on what your project needs, not the year count alone.
High Performance has a specific track record for this situation, with multiple customers reporting they successfully repaired systems other contractors said needed replacement, often at significantly lower cost. Their diagnostic-focused approach and willingness to troubleshoot over the phone first makes them the stronger choice when you're questioning whether replacement is truly necessary. Grace is fully capable of honest assessments, but High Performance's customer feedback specifically highlights this strength.
Both companies receive positive feedback for responsiveness, but High Performance's reviews specifically mention same-day and next-day service even during heat waves and peak demand periods. Grace customers note quick response for urgent repairs as well. Ask both about their current availability and emergency service protocols when you call, as actual response time will depend on their schedule when you need service.
Both have decades of experience with older systems, but High Performance's reviews specifically mention successful work on equipment over 30 years old and expertise with both legacy and modern systems. Grace's 31-year history means they've worked with systems across multiple equipment generations as well. Either contractor can handle an older system, though High Performance's feedback more frequently emphasizes complex repairs on aging equipment.
Looking for the Best?
See our ranked list of top hvac contractors in Contra Costa.
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How We Compare Contractors
License Verification
All license data is sourced from official California CSLB records and verified regularly.
Review Analysis
Customer reviews are aggregated from Google and analyzed to identify patterns in service quality.
Detailed Comparison
We analyze credentials, insurance, experience, and feedback to highlight meaningful differences.
Not all licensed contractors are created equal. While a valid license is the baseline requirement in California, contractors can vary significantly in experience, insurance coverage, and customer satisfaction.
- Experience matters: A contractor with 15+ years of experience has likely encountered and solved problems that newer contractors haven't faced yet.
- Workers' compensation protects you: If a contractor without workers' comp insurance has an employee injured on your property, you could be held liable.
- Reviews reveal patterns: Individual reviews can be misleading, but patterns across many reviews often reveal a contractor's true strengths and weaknesses.
- Bond amounts vary: A contractor's bond provides financial protection if they fail to complete work as agreed. Higher bonds offer more protection.
Taking time to compare contractors on these factors can save you from costly mistakes and help ensure your project is completed by a qualified professional.
Data Sources: License information from California CSLB. Ratings and reviews from Google. Last verified March 12, 2026.
This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.
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