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Septic Registry

On-Site Engineering, Inc

DesignerWesterly · Washington County, Rhode Island

Call (401) 348-6831

The state record

Name as listed
On-Site Engineering, Inc
Phone as listed
(401) 348-6831
Licence number
D3078
Licence class
Designer
City
Westerly
County of record
Washington County
Record published
August 26, 2026
Licensing agency
Rhode Island Department of Environmental Management

What this licence covers

Certified as licensed owts designer
Georgia certifies installers and pumpers separately. On-Site Engineering, Inc appears on the RIDEM Licensed OWTS Designers and Soil Evaluators roster only — for the other job you would need a company on the other roster.

What this listing does and does not tell you

On-Site Engineering, Inc appears on Rhode Island’s septic licensing records as a licensed owts designer, as published August 26, 2026. That is a statement by RIDEM that the licence was held when the record was compiled.

It is not a rating, a review, an endorsement or a guarantee of insurance, price or workmanship — and licences lapse. Nothing on this page comes from the company itself, and no company pays to be here.

To confirm the licence is current today, check with RIDEM's OWTS professional licensing office. Step by step →

Questions about On-Site Engineering, Inc

Is On-Site Engineering, Inc licensed for septic work in Rhode Island?
On-Site Engineering, Inc appears on RIDEM's records under Designer D3078, as published August 26, 2026, filed under Washington County. Licences can lapse between publications, so confirm it is current before hiring.
What is On-Site Engineering, Inc licensed to do?
Georgia certifies installers and pumpers separately. On-Site Engineering, Inc appears on the RIDEM Licensed OWTS Designers and Soil Evaluators roster only — for the other job you would need a company on the other roster.
How do I verify On-Site Engineering, Inc's licence myself?
Check with RIDEM's OWTS professional licensing office, quoting D3078. Nothing on this page comes from the company, and we do not verify anyone ourselves — we republish the state record and name it.
Who else is licensed near On-Site Engineering, Inc?
Washington County has 69 licensed septic businesses on the same record. Worth knowing when the first company you call cannot come out for a fortnight.

Other licensed companies in Washington County

All 69 in Washington County →