Find prospects like L Underground
Get a list of similar companies, matched by industry, size and location, ready for outreach.
Free sample of 25 companies by email within one business day. No spam: we only use your email for this request.
About L Underground
This profile covers L Underground, a company reporting $0M-$1M in annual revenue, classified under Water and Sewer Line and Related Structures Construction, based in Madison, Wisconsin, United States and employing 11-20 people.
Its primary NAICS classification is 237110 (Water and Sewer Line and Related Structures Construction). L Underground is one of 651,680 companies listed in Wisconsin.
Business Contact Information
- Phone
- +1 (608) 2251196
- Address
- 210 Martin Luther King Jr Blvd, Madison, Wisconsin, 53703, 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
- 18 (11-20)
- Annual Revenue
- $835,000 ($0M-$1M)
L Underground: frequently asked questions
What does L Underground do?
This profile covers L Underground, a company reporting $0M-$1M in annual revenue, classified under Water and Sewer Line and Related Structures Construction, based in Madison, Wisconsin, United States and employing 11-20 people.
Where is L Underground located?
L Underground is headquartered at 210 Martin Luther King Jr Blvd, Madison, Wisconsin, 53703, United States.
How many employees does L Underground have?
L Underground has about 18 employees (the 11-20 range).
What is L Underground's annual revenue?
L Underground's annual revenue is estimated at $835,000 (the $0M-$1M range).
What industry is L Underground in?
L Underground's primary NAICS code is 237110 (Water and Sewer Line and Related Structures Construction).
How can I contact L Underground?
Its phone number is +1 (608) 2251196.
Largest companies on Factur
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.
Own this business?
Keep your profile accurate — or ask us to take it down. We acknowledge requests within 7 days and resolve them within 30 days.
Prefer email? privacy@facturmfg.com
Add this badge to your website — show visitors you're listed on Factur Data.