St. Mary's County, Maryland · septic · last verified 2026-09-07
00062
AJ Fenwick Septic
AJ Fenwick Septic, LLC
File
- Street
- 37790 Paul Ellis Road
- City / town
- Avenue
- County
- St. Mary's
- State
- MD
- ZIP
- 20609
- Phone
- 240-298-2754
- Website
- —
- License number
- 00062
- Board
- Maryland Department of the Environment / MD State Board of On-Site Wastewater Professionals (OSDS Registered Individuals); St. Mary's County Health Department Environmental Health Division (county septic contractor license required — county installer/scavenger street roster not published online)
- Status
- Named with a St. Mary's County street on the MDE On-Site Wastewater Professionals / OSDS Registered Individuals list (List Updated September 2, 2026; pdfinfo CreationDate/ModDate Wed Sep 2 2026 UTC). Registration number printed on that roster. St. Mary's County also requires a county septic contractor license (SOP Jan 8, 2019 / updated through Jan 30, 2025; annual renewal on state fiscal year) and MDE registration for onsite wastewater services; Perc Test FAQs and Bay Restoration Fund pages state the licensed-contractor list is available upon request (301-475-4321 / [email protected]) and do not publish a fetchable street roster online this pass — county scavenger/installer numbers are not invented. Seeded rows claim septic_install from the printed MDE registration; county scavenger (pumping) numbers are not invented.
- Expires
- 2028-06-30
- License contact
- Aaron J. Fenwick
- Last verified
- 2026-09-07
- COI on file
- no
Services claimed from opened sources
- septic install (septic_install)
Sources opened
- https://mde.maryland.gov/programs/water/BayRestorationFund/OnsiteDisposalSystems/Documents/Onsite%20Systems/OSDS-Registered-Individuals.pdf
- https://smchd.org/environmental/on-site-septic-systems/
- https://smchd.org/wp-content/uploads/Septic-Contractor-Requirements.docx.pdf
- https://smchd.org/wp-content/uploads/Perc-Test-FAQs.docx.pdf
- https://smchd.org/environmental/bay-restoration-fund/
File notes
MDE OSDS Registered Individuals (List Updated September 2, 2026): registration 00062, Fenwick Aaron J, 37790 Paul Ellis Rd, Avenue MD 20609, [email protected], 240-298-2754, AJ Fenwick Septic, LLC; expires 6/30/2028. U.S. Census geocoder matched 37790 Paul Ellis Road, Avenue to St. Mary's County ZIP 20609. Street spelling normalized from roster Paul Ellis Rd → Paul Ellis Road.