Custom Laboratories
Commercial services · Walnut Creek, California
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Products & Services
About Custom Laboratories
This profile covers Custom Laboratories, a company based in Walnut Creek, California, United States, operating in Office service, employing 21-50 people, reporting $1M-$5M in annual revenue and classified under Architectural, Engineering, and Related Services.
Its primary NAICS classification is 541380 (Testing Laboratories and Services). Custom Laboratories is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Address
- 2888 Colonial Dr, Walnut Creek, California, 94598, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5413Architectural, Engineering, and Related Services
- 541380Testing Laboratories and Services
SIC Codes
- 87Engineering, Accounting, Research, Management, And Related Services
- 873Research, Development, And Testing Services
- 8734Testing Laboratories
Company Details
- Employees
- 30 (21-50)
- Annual Revenue
- $2.8M ($1M-$5M)
Custom Laboratories: frequently asked questions
What does Custom Laboratories do?
This profile covers Custom Laboratories, a company based in Walnut Creek, California, United States, operating in Office service, employing 21-50 people, reporting $1M-$5M in annual revenue and classified under Architectural, Engineering, and Related Services.
Where is Custom Laboratories located?
Custom Laboratories is headquartered at 2888 Colonial Dr, Walnut Creek, California, 94598, United States.
How many employees does Custom Laboratories have?
Custom Laboratories has about 30 employees (the 21-50 range).
What is Custom Laboratories's annual revenue?
Custom Laboratories's annual revenue is estimated at $2.8M (the $1M-$5M range).
What industry is Custom Laboratories in?
Custom Laboratories is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541380 (Testing Laboratories and Services).
What companies are similar to Custom Laboratories?
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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