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Products & Services
About Mark Grau
Mark Grau is listed as a company based in Piqua, Ohio, United States, operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue and classified under Offices of Lawyers.
Its primary NAICS classification is 541110 (Offices of Lawyers). Mark Grau is one of 403,432 Industrial & mechanical companies listed in Ohio.
Business Contact Information
- Phone
- +1 (937) 7731622
- Address
- 749 South St, Piqua, Ohio, 45356, 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
- 3 (1-5)
- Annual Revenue
- $109,000 ($0M-$1M)
Mark Grau: frequently asked questions
What does Mark Grau do?
Mark Grau is listed as a company based in Piqua, Ohio, United States, operating in Office service, employing 1-5 people, reporting $0M-$1M in annual revenue and classified under Offices of Lawyers.
Where is Mark Grau located?
Mark Grau is headquartered at 749 South St, Piqua, Ohio, 45356, United States.
How many employees does Mark Grau have?
Mark Grau has about 3 employees (the 1-5 range).
What is Mark Grau's annual revenue?
Mark Grau's annual revenue is estimated at $109,000 (the $0M-$1M range).
What industry is Mark Grau in?
Mark Grau is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541110 (Offices of Lawyers).
How can I contact Mark Grau?
Its phone number is +1 (937) 7731622.
Largest companies in Ohio
Largest industrial & mechanical companies
Manufacturing sales in Ohio, 2026
In Ohio, Factur's 2026 study counted 89 manufacturing quotes worth $1.2M and 31 purchase orders over 12 months: 35% of quotes became orders, against 21% nationally. See the Ohio data.
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