Compare Local Pros
Air Doctor vs Roy Mechanical Services
Sonoma HVAC Contractors Comparison · Updated March 2026
Air Doctor offers documented customer performance in duct cleaning while Roy Mechanical Services lacks review history despite comparable experience.
| Air Doctor | Roy Mechanical Services | |
|---|---|---|
| Rating | ★ 5.0 | ★ 3.6 |
| Years Licensed | 17 years | 20 years |
| License # | 935257 | 876217 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Rohnert Park, CA | Sebastopol, CA |
| Website | www.airdoctor.org | — |
Key Differences
What Customers Say
Air Doctor
Customers consistently praise Air Doctor for prompt scheduling, professional demeanor, efficient service completion, and clear communication including visual documentation of work performed.
Key Takeaway: Air Doctor has extensive documented customer feedback showing reliable service patterns, while Roy Mechanical Services has no available customer reviews to assess performance or reliability.
Customer Reviews
Air Doctor
Ryan & David came over and did an excellent job cleaning out our dryer vent. Arrived accessed the issue and went straight to work. They were in and out in no time. Appreciate the work yall.
Highly recommend. Incredible communication on timing of arrival, professional, and thorough. Daniel and Ryan really went above and beyond to make sure our dryer vent was fixed and cleaned out. Will de...
Today we had Air Doctor come clean out our dryer vent. Definitely a very good experience. Prompt, polite and professional company from my phone call with Tammy to the fellows Ryan and Jordan who cam...
Roy Mechanical Services
I've used them twice. Friendly, professional service.
Consider Air Doctor if...
- ✓ You need dryer vent or air duct cleaning services, which is Air Doctor's core specialization with documented expertise
- ✓ You value predictable service delivery with established patterns of prompt scheduling, professional conduct, and clear communication
- ✓ You want a contractor with proven customer loyalty and repeat business, indicating consistent quality over time
- ✓ You prefer working with technicians who provide visual documentation of problems found and work completed
Consider Roy Mechanical Services if...
- ✓ You need heater installation or broader mechanical services beyond duct cleaning and are willing to evaluate the contractor through direct conversation
- ✓ You're comfortable hiring based on licensing credentials and insurance status without substantial customer feedback to reference
- ✓ You have personal referrals or direct knowledge of Roy Mechanical Services that compensates for limited public review history
- ✓ Location in Sebastopol makes Roy Mechanical Services significantly more convenient than Rohnert Park-based alternatives
Questions to Ask Before Hiring
- → For Roy Mechanical Services: Ask for at least three recent customer references for projects similar to yours, with contact information you can verify
- → For Roy Mechanical Services: Ask how long their current crew has been with the company and what their typical project portfolio includes beyond the single heater installation listed
- → For both: Confirm response time expectations and whether they provide same-day or next-day service, particularly important if you have urgent ventilation or heating concerns
The Bottom Line
If you need dryer vent or duct cleaning services, Air Doctor is the clear choice with 17 years of experience, documented customer satisfaction, and established patterns of professional service delivery. The company's track record shows exactly what you can expect: prompt scheduling, efficient work, respectful technicians, and visual documentation of results. Roy Mechanical Services may be qualified for mechanical work based on credentials, but without customer feedback, you're taking an unnecessary risk when a contractor with proven performance is available. Only consider Roy Mechanical Services if you have direct personal referrals or need specialized mechanical services outside Air Doctor's duct cleaning focus.
Get Up to 3 Free Quotes
Compare prices from licensed, verified contractors
Frequently Asked Questions
Some established contractors operate primarily through repeat customers and word-of-mouth referrals without actively soliciting online reviews. However, this makes it difficult for new customers to assess service quality. Before hiring, ask Roy Mechanical Services directly for references and explain you need to verify their work quality given the lack of public feedback.
Air Doctor's documented expertise is specifically in dryer vent and air duct cleaning, with customer feedback concentrated in these areas. If you need broader HVAC services like equipment installation or repair, verify their capabilities directly. Their 17 years of licensing covers mechanical contracting broadly, but their proven track record is in cleaning services.
The three additional years Roy Mechanical Services holds in licensing is minimal between veteran contractors. The more significant factor is documented performance. Both have been in business long enough to demonstrate competence, but only Air Doctor has visible evidence of consistent customer satisfaction and service delivery patterns.
Limited review history is a legitimate concern when comparing contractors, as it removes your ability to verify claims about service quality, communication, and reliability. It doesn't mean the contractor is unqualified, but it does mean you need to do additional due diligence through direct references, licensing verification, and detailed conversations about their current service capabilities.
Looking for the Best?
See our ranked list of top hvac contractors in Sonoma.
Other Sonoma HVAC Contractors Comparisons
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.
Get in Touch
Have questions or feedback? We'd love to hear from you.