CONTRACTOR PROFILE

Gramm Outdoor Contracting
Retaining-wall contractor profile

Segmental block, natural stone and timber walls; drainage and backfill are described in its construction service.

Does this business fit your project?

Its wall page describes installation. Confirm the demolition/replacement scope for an existing wall.

Published service area

Mt. Lebanon; Upper St. Clair; Bethel Park

Before you choose

Confirm removal, disposal and rebuilding of your existing wall.
Ask who handles engineering, permits and inspections.
Request current insurance information and written warranty terms.
Compare access, drainage and restoration in the written quote.

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Sources & checks

Business service and contact source

PA171090; active result observed September 13; expires March 20, 2027.

Pennsylvania registration lookup

Checked September 13, 2026. Registration does not establish work quality. Insurance, warranty, certifications, minimum job size and availability have not been independently verified.