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Products & Services
About Grc21
Grc21 is a company reporting $1M-$5M in annual revenue, classified under Administrative Management and General Management Consulting Services, based in Foster City, California, United States, operating in Office service and employing 11-20 people.
Its primary NAICS classification is 541611 (Administrative Management and General Management Consulting Services). Grc21 is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Website
- grc21.com
- linkedin.com/company/grc21
- Address
- 917 Catamaran St, Foster City, California, 94404, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5416Management, Scientific, and Technical Consulting Services
- 541611Administrative Management and General Management Consulting Services
SIC Codes
- 87Engineering, Accounting, Research, Management, And Related Services
- 874Management And Public Relations Services
- 8742Marketing Consulting Services
Company Details
- Employees
- 15 (11-20)
- Annual Revenue
- $4.2M ($1M-$5M)
Grc21: frequently asked questions
What does Grc21 do?
Grc21 is a company reporting $1M-$5M in annual revenue, classified under Administrative Management and General Management Consulting Services, based in Foster City, California, United States, operating in Office service and employing 11-20 people.
Where is Grc21 located?
Grc21 is headquartered at 917 Catamaran St, Foster City, California, 94404, United States.
How many employees does Grc21 have?
Grc21 has about 15 employees (the 11-20 range).
What is Grc21's annual revenue?
Grc21's annual revenue is estimated at $4.2M (the $1M-$5M range).
What industry is Grc21 in?
Grc21 is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541611 (Administrative Management and General Management Consulting Services).
How can I contact Grc21?
Its website is grc21.com.
What companies are similar to Grc21?
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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