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Septic Professionals in Grand Isle County

Vermont

Professionals listed

Typical cost

$300–$700

Statewide rule

VT Environmental Protection Rules, Chapter 1 (Wastewater System and Potable Water Supply Rules)

Last verified

Oct 2026

Licensed septic professionals recorded in Grand Isle County, Vermont, each with the license number you can verify against the state roster. For statewide cost and inspection requirements, see the Vermont hub.

Sort 1 of 1 shown

Folio	Professional of record	License no.	County	Status
18491	Gunnar OlsonLicensed Designer (Class B) · South Hero	—	Grand Isle County	Active
Source: verified Oct 2026Verify on state roster
1 professionals recorded0 counties

Active (solid rule) Renewing (dashed) Lapsed (hairline)

Septic professionals near Grand Isle County

Only 1 licensed professional is on record in Grand Isle County. Many professionals also serve surrounding areas, so it is worth widening your search. Jump to a nearby Vermont area below, or browse the whole state.

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