Suffolk County, New York · septic · last verified 2026-09-02
LW-55043
Hartmann & Sons
Hartmann & Sons Llc
File
- Street
- 137 South Country Road
- City / town
- East Patchogue
- County
- Suffolk
- State
- NY
- ZIP
- 11772
- Phone
- 631-758-6651
- Website
- —
- License number
- LW-55043
- Board
- Suffolk County Department of Labor, Licensing and Consumer Affairs (Liquid Waste License)
- Status
- Active
- Issued
- 2015-04-20
- Expires
- 2027-04-01
- Legal name on license
- Hartmann & Sons Llc
- License contact
- David Hartmann Jr.
- License street
- 137 South Country Road
- License city
- East Patchogue
- Last verified
- 2026-09-02
- COI on file
- no
Services claimed from opened sources
- septic install (septic_install)
- I/A OWTS install (ia_owts_install)
Sources opened
File notes
DCA Liquid Waste page-5 row (unfiltered search 2026-09-02; pager 2/3/4/5/6 after page 5 loaded; 103 results on page 5): LW-55043, Hartmann Jr., David, Hartmann & Sons Llc, 137 South Country Road, East Patchogue, NY 11772, 6317586651, dhartmack1974@gmail.com. Category: Conventional Septic System Installation; Innovative/Alternative Treatment System Installation; Innovative/Alternative Treatment System Provider. Active. Issued 2015-04-20. Expires 2027-04-01. Install / I/A (and I/A Provider); pumping is not claimed.