GroundRosterLicensed Water Well Contractors: Oswego County, NY
8 licensed water well contractors based in Oswego County. Every license number below is sourced from public licensing records, with a link to look it up yourself.
Grouped by the county of the address on each license record, which can be a mailing address, so it doesn't tell you where the business works. When the record names no county, we place it by ZIP code, then town.
Checked against New York State DEC - Water Well Contractor Registry. Roster copy last refreshed 2026-08-16.
Towns in Oswego County
All 6 towns named on the license records based here, with the number of listings in each, most first.
License classes on the Oswego County records
Each class as the issuing agency prints it on the license record. A record that names more than one class counts once under each, so the rows can add up to more than 8.
| License class | Trade | Listings |
|---|---|---|
| Pump Installation, Pump Service | Well | 2 |
| Agricultural Well Driller, Commercial Well Driller, Dewatering Well Driller, Geotechnical Well Driller, Geothermal Well Driller, Monitoring Well Driller, Public Water Supply Well Driller, Pump Installation, Pump Service, Residential Well Driller, Well Cleaning & Redevelopment, Well Deepening, Well Disinfection | Well | 1 |
| Agricultural Well Driller, Commercial Well Driller, Dewatering Well Driller, Geothermal Well Driller, Injection Well Driller, Irrigation Well Driller, Public Water Supply Well Driller, Residential Well Driller | Well | 1 |
| Agricultural Well Driller, Commercial Well Driller, Irrigation Well Driller, Public Water Supply Well Driller, Pump Installation, Pump Service, Residential Well Driller, Well Cleaning & Redevelopment, Well Deepening, Well Disinfection | Well | 1 |
| Agricultural Well Driller, Commercial Well Driller, Irrigation Well Driller, Residential Well Driller, Well Cleaning & Redevelopment, Well Disinfection | Well | 1 |
| Pump Installation, Pump Service, Well Disinfection | Well | 1 |
| Residential Well Driller | Well | 1 |
Water Well Contractors based in Oswego County (8)
American Auger & Ditching Co., Inc.Licensed
Caster Well DrillingLicensed
Ferris PumpsLicensed
Mulherin & Son CompanyLicensed
Brian C. GuyetteLicensed
CDC Excavation & Well Drilling, LLCLicensed
On The Spot of CNY Inc.Licensed
CNY Pumps & ServiceLicensed
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 Oswego County, with national cost ranges
Listings based in Oswego County whose license class covers each service. Cost ranges are national; each links its cost guide.
| Service | Based in Oswego County | National cost |
|---|---|---|
| Well Drilling | 5 | $5,500 to $35,000 |
| Well Pump Repair | 5 | $1,000 to $2,500 |
Hiring a water well contractor in Oswego County
Water well contractors drill and case new wells, install and service pumps and pressure tanks, and plug wells taken out of service. Well drilling cost is driven mostly by depth and geology. Most states license drilling and pump installation separately; confirm the license covers the work you need.
Before you sign anything: confirm the license on this page is still active with the agency that issued it, ask for proof of insurance, and get at least three written quotes; pricing on this work varies widely by site conditions.
Do I need a permit for well or septic work in New York?