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Products & Services
About Witmark Inc
Witmark Inc is listed as a company operating in Office service, employing 11-20 people, reporting $1M-$5M in annual revenue, classified under Custom Computer Programming Services and based in Grand Rapids, Michigan, United States.
Its primary NAICS classification is 541511 (Custom Computer Programming Services). Witmark Inc is one of 528,309 Industrial & mechanical companies listed in Michigan.
Business Contact Information
- Address
- 333 Bridge St NW, Grand Rapids, Michigan, 49504, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5415Computer Systems Design and Related Services
- 541511Custom Computer Programming Services
SIC Codes
- 73Business Services
- 737Computer Programming, Data Processing, And Other Computer Related Services
- 7371Custom Computer Programming Services
Company Details
- Employees
- 11 (11-20)
- Annual Revenue
- $1.8M ($1M-$5M)
Witmark Inc: frequently asked questions
What does Witmark Inc do?
Witmark Inc is listed as a company operating in Office service, employing 11-20 people, reporting $1M-$5M in annual revenue, classified under Custom Computer Programming Services and based in Grand Rapids, Michigan, United States.
Where is Witmark Inc located?
Witmark Inc is headquartered at 333 Bridge St NW, Grand Rapids, Michigan, 49504, United States.
How many employees does Witmark Inc have?
Witmark Inc has about 11 employees (the 11-20 range).
What is Witmark Inc's annual revenue?
Witmark Inc's annual revenue is estimated at $1.8M (the $1M-$5M range).
What industry is Witmark Inc in?
Witmark Inc is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541511 (Custom Computer Programming Services).
Largest companies in Michigan
Largest industrial & mechanical companies
Manufacturing sales in Michigan, 2026
In Michigan, Factur's 2026 study counted 81 manufacturing quotes worth $4.7M and 28 purchase orders over 12 months: 35% of quotes became orders, against 21% nationally. See the Michigan data.
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