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About Underground
Underground is listed as a company reporting $0M-$1M in annual revenue, classified under Water and Sewer Line and Related Structures Construction, based in Royal Oak, Michigan, United States and employing 1-5 people.
Its primary NAICS classification is 237110 (Water and Sewer Line and Related Structures Construction). Underground is one of 1,839,787 companies listed in Michigan.
Business Contact Information
- Phone
- +1 (248) 3369773
- Address
- 326 E 4th St, Royal Oak, Michigan, 48067, United States
Industry & Classification
NAICS Codes
- 23Construction
- 2371Utility System Construction
- 237110Water and Sewer Line and Related Structures Construction
SIC Codes
- 16Heavy Construction Other Than Building Construction Contractors
- 162Heavy Construction, Except Highway And Street
- 1623Water and Sewer Line and Related Structures Construction
Company Details
- Employees
- 4 (1-5)
- Annual Revenue
- $658,000 ($0M-$1M)
Underground: frequently asked questions
What does Underground do?
Underground is listed as a company reporting $0M-$1M in annual revenue, classified under Water and Sewer Line and Related Structures Construction, based in Royal Oak, Michigan, United States and employing 1-5 people.
Where is Underground located?
Underground is headquartered at 326 E 4th St, Royal Oak, Michigan, 48067, United States.
How many employees does Underground have?
Underground has about 4 employees (the 1-5 range).
What is Underground's annual revenue?
Underground's annual revenue is estimated at $658,000 (the $0M-$1M range).
What industry is Underground in?
Underground's primary NAICS code is 237110 (Water and Sewer Line and Related Structures Construction).
How can I contact Underground?
Its phone number is +1 (248) 3369773.
Largest companies in Michigan
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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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