Find prospects like Prothane
Get a list of similar companies, matched by industry, size and location, ready for outreach.
Free sample of 25 companies by email within one business day. No spam: we only use your email for this request.
Products & Services
About Prothane
This profile covers Prothane, a company classified under Motor Vehicle Parts Manufacturing, based in Ontario, California, United States, operating in Industrial machinery, employing 11-20 people and reporting $1M-$5M in annual revenue.
Its primary NAICS classification is 336390 (Other Motor Vehicle Parts Manufacturing). Prothane is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Phone
- +1 (714) 4418941
- Fax
- +XXX (714) 3640302
- Website
- www.prothane.com
- linkedin.com/company/protane
- Address
- 1893 S Lake Pl, Ontario, California, 91761, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Machinery
- Segment
- Industrial machinery
NAICS Codes
- 33
- 3363Motor Vehicle Parts Manufacturing
- 336390Other Motor Vehicle Parts Manufacturing
SIC Codes
- 34Fabricated Metal Products, Except Machinery And Transportation Equipment
- 342Cutlery, Handtools, And General Hardware
- 3429Hardware Mfg.
Company Details
- Employees
- 19 (11-20)
- Annual Revenue
- $3.0M ($1M-$5M)
Prothane: frequently asked questions
What does Prothane do?
This profile covers Prothane, a company classified under Motor Vehicle Parts Manufacturing, based in Ontario, California, United States, operating in Industrial machinery, employing 11-20 people and reporting $1M-$5M in annual revenue.
Where is Prothane located?
Prothane is headquartered at 1893 S Lake Pl, Ontario, California, 91761, United States.
How many employees does Prothane have?
Prothane has about 19 employees (the 11-20 range).
What is Prothane's annual revenue?
Prothane's annual revenue is estimated at $3.0M (the $1M-$5M range).
What industry is Prothane in?
Prothane is in the Industrial & mechanical / Machinery industry, and its primary NAICS code is 336390 (Other Motor Vehicle Parts Manufacturing).
How can I contact Prothane?
Its website is www.prothane.com and its phone number is +1 (714) 4418941.
What companies are similar to Prothane?
Other large industrial & mechanical companies in California include State of California, TD SYNNEX Corp, University of California and Ingram Micro Holding Corp.
Largest industrial & mechanical companies in California
Largest companies in California
Largest industrial & mechanical companies
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.
Own this business?
Keep your profile accurate — or ask us to take it down. We acknowledge requests within 7 days and resolve them within 30 days.
Prefer email? privacy@facturmfg.com
Add this badge to your website — show visitors you're listed on Factur Data.