Septic Tank Pumping & Installation in Fairfax County, Virginia
5 septic contractors on record for Fairfax County. Contact details come straight from the Virginia DPOR regulant lists (refreshed every ~5 business days).
Need your septic tank pumped or inspected in Fairfax County?
5 state-recognized contractors are listed below with business email and city from the Virginia roster — reach out directly. Most tanks need pumping every 3–5 years, and a failed system costs 10–30× more than routine maintenance.
See Fairfax County septic pros ↓Typical pricing: routine pumping of a 1,000-gallon tank runs $300–$600; inspections $150–$450; full system replacement $5,000–$20,000 depending on soil and system type. Get multiple quotes for anything beyond routine pumping.
Fairfax County quick read: 5 of the 5 listings here fall under Alternative Onsite Sewage Installer (MAOI). The state publishes a business email for every listing on this page. Published city fields cluster around Alexandria (2, ~40%), Lorton (2, ~40%), Fairfax (1, ~20%). The source for this county page is the Virginia DPOR regulant lists (refreshed every ~5 business days).
Check the official Virginia DPOR license lookup before you hire if you want to confirm the latest license status.
State-recognized septic contractors
| Company | Services | Contact |
|---|
| Boris A Marenco Montoya | Alternative Onsite Sewage Installer (MAOI) | [email protected]
Alexandria |
| Lester V Dove Jr | Alternative Onsite Sewage Installer (MAOI) | [email protected]
Alexandria |
| Orion Majewski | Alternative Onsite Sewage Installer (MAOI) | [email protected]
Lorton |
| Roy M Hunter Ii | Alternative Onsite Sewage Installer (MAOI) | [email protected]
Fairfax |
| Shane Majewski | Alternative Onsite Sewage Installer (MAOI) | [email protected]
Lorton |
How this list works: these contractors come straight from the Virginia DPOR regulant lists (refreshed every ~5 business days) — showing the certification type and whatever contact detail the state publishes: a direct
phone (Georgia, North Carolina), a business
email (Florida, Virginia), or a
license record you can look up (Alabama). Companies can't pay to be listed or ranked, and a listing isn't an endorsement. The roster doesn't carry services, pricing, or hours, so contact a couple directly to confirm services, availability, and price for your job.
Septic rules in Virginia
Virginia licenses onsite sewage installers and operators through DPOR, with separate classes for conventional and alternative systems. The Virginia Department of Health permits installations and repairs. If you're buying a home with a septic system in Fairfax County, ask for the permit history and get an inspection before closing. Verify any contractor's current license at the Virginia DPOR license lookup →
More Virginia pages