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About Furnace
Furnace is a company reporting $1M-$5M in annual revenue, classified under Plumbing, Heating, and Air-Conditioning Contractors, based in San Francisco, California, United States and employing 1-5 people.
Its primary NAICS classification is 238220 (Plumbing, Heating, and Air-Conditioning Contractors). Furnace is one of 7,660,543 companies listed in California.
Business Contact Information
- Phone
- +1 (415) 5287960
- Website
- furnaceinstallationsf.com
- Address
- 142 S Van Ness, San Francisco, California, 94103, United States
Industry & Classification
NAICS Codes
- 23Construction
- 2382Building Equipment Contractors
- 238220Plumbing, Heating, and Air-Conditioning Contractors
SIC Codes
- 17Construction Special Trade Contractors
- 171Plumbing, Heating And Air-conditioning
- 1711Plumbing, Heating, and Air Conditioning Contractors
Company Details
- Employees
- 5 (1-5)
- Annual Revenue
- $1.9M ($1M-$5M)
Furnace: frequently asked questions
What does Furnace do?
Furnace is a company reporting $1M-$5M in annual revenue, classified under Plumbing, Heating, and Air-Conditioning Contractors, based in San Francisco, California, United States and employing 1-5 people.
Where is Furnace located?
Furnace is headquartered at 142 S Van Ness, San Francisco, California, 94103, United States.
How many employees does Furnace have?
Furnace has about 5 employees (the 1-5 range).
What is Furnace's annual revenue?
Furnace's annual revenue is estimated at $1.9M (the $1M-$5M range).
What industry is Furnace in?
Furnace's primary NAICS code is 238220 (Plumbing, Heating, and Air-Conditioning Contractors).
How can I contact Furnace?
Its website is furnaceinstallationsf.com and its phone number is +1 (415) 5287960.
Largest companies in California
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Manufacturing sales in California, 2026
In California, Factur's 2026 study counted 98 manufacturing quotes worth $14.7M and 18 purchase orders over 12 months: 18% of quotes became orders, against 21% nationally. See the California data.
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