1. P.A. Portner (contractor) in Gaithersburg, MD provides comprehensive construction and renovation services for residential and commercial projects. They specialize in building custom homes, renovations, and site preparation throughout the Maryland region.
Operator computes a Health score every night at 2 am HST. It is the one number that tells you if this shop is winning, losing, or steady. Here is how P.A. Portner broke down on Apr 26, 2026.
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