Eco Systems Heating & Air
HVAC contractor in San Francisco, California 94105
- Rating
- 3.0 / 5.0 from 4 reviews
- Address
- 201 Spear St, San Francisco, CA 94105
- Open
- 7 days a week
- Service area
- San Francisco
- Phone
- (415) 639-0203
About
Eco Systems Heating & Air is located at 201 Spear St, San Francisco, CA 94105 and operates seven days a week, 7 AM to 7 PM. You can reach them at (415) 639-0203. The business has a 3.0 of 5 rating from 4 Google reviews.
Service Area
Serving San Francisco.
Hiring an HVAC Contractor in San Francisco, California
In California, HVAC work falls under the C-20 classification: Warm-Air Heating, Ventilating and Air-Conditioning Contractor. Before you hire, check whether the contractor holds the correct license type for your job. The Contractors State License Board (CSLB) maintains an online license lookup tool where you can verify a contractor's status, history, and any complaints filed against them. You can search by license number, business name, or the contractor's own name.
Building code requirements for HVAC work vary between cities and counties across California. The California Building Standards Code requires a separate permit for most construction, repair, and improvement work. Contact your local San Francisco building department to learn what permits are required for your specific project—whether it is a replacement, repair, ductwork upgrade, or system installation.
When you call a contractor like Eco Systems Heating & Air at (415) 639-0203, ask whether they hold a C-20 license and request their license number so you can verify it yourself. Ask about permit requirements for your job, get a written contract, and clarify what the scope of work includes before signing.
What license type do HVAC contractors need in California?
HVAC contractors in California hold a C-20 classification: Warm-Air Heating, Ventilating and Air-Conditioning Contractor. Verify the license type matches your job before hiring. [1]
How do I check whether an HVAC contractor is licensed?
Use the CSLB online license lookup tool at www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx. You can search by license number, business name, or contractor name to verify status and see any complaints. [4]
Do I need a building permit for HVAC work in San Francisco?
Code requirements vary by city and county. Contact the San Francisco building department to find out what permits are needed for your HVAC project—repairs, replacements, and new installations may have different rules. [3]
What should I ask a contractor before hiring?
Ask for their C-20 license number and verify it through CSLB. Ask whether a building permit is required for your job and request a written contract that clearly describes the scope of work. [2]
Can the contractor tell me whether I need a permit?
The contractor can advise based on their experience, but code requirements differ by location. Always confirm permit requirements directly with your local San Francisco building department. [3]
Sources
- California CSLB — licensing classifications (read 2026-09-20)
- California CSLB — hire a licensed contractor (read 2026-09-20)
- California CSLB — do I need a building permit? (read 2026-09-20)
- California CSLB — check a license (read 2026-09-20)
Contact Information
Business Hours
| Monday | 7 AM – 7 PM |
|---|---|
| Tuesday | 7 AM – 7 PM |
| Wednesday | 7 AM – 7 PM |
| Thursday | 7 AM – 7 PM |
| Friday | 7 AM – 7 PM |
| Saturday | 7 AM – 7 PM |
| Sunday | 7 AM – 7 PM |