About this business

MCMAHON SERVICES LLC is a licensed General Contractor contractor based in CLAYTON, Delaware, serving customers in CLAYTON (199389526) and surrounding Delaware areas.

MCMAHON SERVICES LLC coordinates multi-trade remodels, additions, and structural updates from permit through final inspection in CLAYTON. State classification on file: RESIDENT CONTRACTOR.

Coastal humidity in CLAYTON affects exterior paint, roofing, and HVAC maintenance intervals.

MCMAHON SERVICES LLC holds DE active license 2011603105 Licensing is tracked through Delaware Division of Revenue.. Current expiration: 2026-12-31.

Mailing address: 304 MEDFORD DR, CLAYTON, DE 199389526. Request a written estimate listing scope, start date, and permit responsibility.

License journey

License issued
Issue date not provided in licensing records
License verifiedMay 29, 2026
License checked 27 days ago
License expirationDecember 31, 2026
Renews within the next year

License details

License #2011603105

StatusActive

Issued—

ExpiresDecember 31, 2026

BondNot published by the state

County—

StateDE

Last verifiedMay 29, 2026

License verified with Delaware Division of Revenue · last checked May 29, 2026. Confirm status with the state board before hiring.

Before you hire checklist

Work through these steps before signing — checking items helps you compare contractors with confidence.

1Verify license statusConfirm 2011603105 with Delaware Division of Revenue before signing a contract.
2Review bond & insuranceDelaware does not publish bond dollar amounts in public licensing records. Always request written proof of bond and insurance.
3Match scope to license classEnsure the license covers General Contractor work for your project type in DE.
4Compare written quotesCompare at least three written estimates from licensed General Contractor contractors in CLAYTON.
5Use a written contractInclude timeline, payment schedule, permit responsibility, and warranty terms before work begins.

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