JOHN MARQUARDT is a nonprofit business in Washington, DC. Operator tracks its health score, reviews, market position, and public contact details.
Operator computes a Health score every night at 2 am HST. It's the one number that tells you if this shop is winning, losing, or steady. Here's how JOHN MARQUARDT broke down on Apr 25, 2026.
JOHN MARQUARDT is indexed in Operator's Nonprofit market index for Washington, DC.
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Reviews pulled nightly from Google, Yelp, and Meta. Aggregate weighted by recency and source authority.
The Nonprofit shops JOHN MARQUARDT competes with most often, ranked by Operator's health score. Tap any row for that shop's full page.
The questions people ask before they call.