JOHN A. QUINN, INC. OF MARYLAND

ConstructionID: DC-683241

Moderate · Verdica composite score based on three weighted sub-scores from public regulator data.

CModerate

Score breakdown

License45% weight400

OSHA Violations40% weight850

Inspection History15% weight700

How this is calculated

Composite = License × 45% + OSHA Violations × 40% + Inspection History × 15%, scaled to 300–850.Read full methodology →

View score history (1 records)

Date	Score	Grade	Reason
4/22/2026	625	C	Initial score

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