Products & Services
About Testa John
Testa John is listed as a company based in Norwalk, California, United States, operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue and classified under All Other Business Support Services.
Its primary NAICS classification is 561499 (All Other Business Support Services). Testa John is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Address
- 14616 Grayland Ave, Norwalk, California, 90650, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 56Administrative and Support and Waste Management and Remediation Services
- 5614Business Support Services
- 561499All Other Business Support Services
SIC Codes
- 73Business Services
- 738Miscellaneous Business Services
- 7389Convention and Trade Show Organizers
Company Details
- Employees
- 2 (1-5)
- Annual Revenue
- $159,000 ($0M-$1M)
Testa John: frequently asked questions
What does Testa John do?
Testa John is listed as a company based in Norwalk, California, United States, operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue and classified under All Other Business Support Services.
Where is Testa John located?
Testa John is headquartered at 14616 Grayland Ave, Norwalk, California, 90650, United States.
How many employees does Testa John have?
Testa John has about 2 employees (the 1-5 range).
What is Testa John's annual revenue?
Testa John's annual revenue is estimated at $159,000 (the $0M-$1M range).
What industry is Testa John in?
Testa John is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561499 (All Other Business Support Services).
What companies are similar to Testa John?
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.
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