GroundRosterLicensed Septic Contractors Based in Gwynn Oak, MD
1 licensed septic contractor based in Gwynn Oak. Every license number below is sourced from public licensing records, with a link to look it up yourself.
"Based in" is the city on the business's license record. That can be a mailing address; it doesn't tell you where the business works. Businesses based in nearby towns may also work here. Roster copy last refreshed 2026-08-17.
Listings based in Gwynn Oak
Johnnie Wade Sr., Licensed
Closest licensed septic contractors based in nearby towns
The license records we hold list one listing based in Gwynn Oak. These 10 are the closest based in other Maryland towns, not in Gwynn Oak. Nearest first, in straight-line miles from the center of Gwynn Oak. A license record doesn't say how far a business travels.
- Mike Steele, based in Baltimore, about 3 miles away
- James Lu, based in Baltimore, about 3 miles away
- Jerome W. Stephens, based in Baltimore, about 3 miles away
- Tyler A. Armstrong, based in Catonsville, about 4 miles away
- Christopher T. Eby, based in Catonsville, about 4 miles away
- James (Rob) R. Powell, based in Catonsville, about 4 miles away
- Samuel C. Hunt, based in Catonsville, about 4 miles away
- Brian Robinson, based in Catonsville, about 4 miles away
- Edward L. Linsenmeyer, based in Randallstown, about 5 miles away
- Joseph P. Linsenmeyer, based in Randallstown, about 5 miles away
Own one of these businesses? Find your listing and claim it.
Looking for a specific contractor? Search by name, business name, or license number.
Services in Gwynn Oak, with national cost ranges
Listings based in Gwynn Oak whose license class covers each service. Cost ranges are national; each links its cost guide.
| Service | Based in Gwynn Oak | National cost |
|---|---|---|
| Septic Tank Pumping | 0 | $250 to $600 |
| Septic System Installation | 0 | $3,600 to $12,500 |
| Septic Inspection | 0 | $150 to $900 |
| Septic System Design | 0 | Varies by site |
| Perc Test and Soil Evaluation | 0 | $250 to $1,000 |
None of the listings based in Gwynn Oak hold a license class we can match to septic tank pumping, septic system installation, septic inspection, septic system design or perc test and soil evaluation. Ask any contractor whether they do this work, or browse the listings based in Baltimore County.
Hiring a septic contractor in Gwynn Oak
Before you hire, confirm the license is still active with the agency that issued it and get at least three written quotes.