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Products & Services
About Otjen
Otjen is listed as a company operating in Office service, employing 11-20 people, reporting $1M-$5M in annual revenue, classified under Offices of Lawyers and based in Waukesha, Wisconsin, United States.
Its primary NAICS classification is 541110 (Offices of Lawyers). Otjen is one of 158,556 Industrial & mechanical companies listed in Wisconsin.
Business Contact Information
- Phone
- +1 (262) 7772200
- Website
- otjen.com
- Address
- 20935 Swenson Dr, Waukesha, Wisconsin, 53186, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5411Legal Services
- 541110Offices of Lawyers
SIC Codes
- 81Legal Services
- 811Legal Services
- 8111Offices of Lawyers
Company Details
- Employees
- 17 (11-20)
- Annual Revenue
- $3.6M ($1M-$5M)
Otjen: frequently asked questions
What does Otjen do?
Otjen is listed as a company operating in Office service, employing 11-20 people, reporting $1M-$5M in annual revenue, classified under Offices of Lawyers and based in Waukesha, Wisconsin, United States.
Where is Otjen located?
Otjen is headquartered at 20935 Swenson Dr, Waukesha, Wisconsin, 53186, United States.
How many employees does Otjen have?
Otjen has about 17 employees (the 11-20 range).
What is Otjen's annual revenue?
Otjen's annual revenue is estimated at $3.6M (the $1M-$5M range).
What industry is Otjen in?
Otjen is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541110 (Offices of Lawyers).
How can I contact Otjen?
Its website is otjen.com and its phone number is +1 (262) 7772200.
What companies are similar to Otjen?
Other large industrial & mechanical companies in Wisconsin include ManpowerGroup Inc, Medical College Of Wisconsin, Nemschoff and Kohler Co.
Largest industrial & mechanical companies in Wisconsin
Largest industrial & mechanical companies
Manufacturing sales in Wisconsin, 2026
In Wisconsin, Factur's 2026 study counted 30 manufacturing quotes worth $957K and 6 purchase orders over 12 months: 20% of quotes became orders, against 21% nationally. See the Wisconsin data.
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