Skip to content
Septic Registry

Andrew D DeRiso

DesignerProvidence · Providence County, Rhode Island

Call (401) 222-4700

The state record

Name as listed
Andrew D DeRiso
Phone as listed
(401) 222-4700
Licence number
D4101
Licence class
Designer
City
Providence
County of record
Providence 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. Andrew D DeRiso 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

Andrew D DeRiso 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 Andrew D DeRiso

Is Andrew D DeRiso licensed for septic work in Rhode Island?
Andrew D DeRiso appears on RIDEM's records under Designer D4101, as published August 26, 2026, filed under Providence County. Licences can lapse between publications, so confirm it is current before hiring.
What is Andrew D DeRiso licensed to do?
Georgia certifies installers and pumpers separately. Andrew D DeRiso 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 Andrew D DeRiso's licence myself?
Check with RIDEM's OWTS professional licensing office, quoting D4101. 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 Andrew D DeRiso?
Providence 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 Providence County

All 69 in Providence County →