Niemann General Contracting is a building supply store in Quincy. Operator refreshes the health score, market rank, and review feed every night.
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 Niemann General Contracting broke down on Apr 19, 2026.
Operator ranks every building supply store in Quincy every night at 2 am HST using reviews, response rate, and local market share.
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