GroundRosterVandemark & Lynch IncLicensed
| Name | Vandemark & Lynch Inc |
| License number | 6332B |
| License type | Class B (Standard-Designer) |
| License status | Approved |
| Based in | Wilmington, Delaware 19802 |
| Phone | (302) 764-7635 |
"Based in" is the city on the business's state license record. That can be a mailing address; it doesn't tell you where the business works.
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What this license covers
- Design: licensed to size and lay out a septic system for a specific site and soil condition.
How to verify this license
We publish the license details exactly as they appear in Delaware's official licensing records; we do not vouch for the business itself. Before hiring, look up license #6332B directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Delaware DNREC - licensed on-site wastewater treatment and disposal system licensees, last checked 2026-08-16. Verify at the official source.
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