organization

Cite this page

DonorAlpha, “51C Collaborative”, https://donoralpha.com/profiles/51c-collaborative.

51C Collaborative

The short version

51C Collaborative spent $268K to $348K on online ads between March 2025 and October 2026, money not reported in federal campaign filings.

$268K to $348K

on online ads

There’s a lot more where that came from.

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