Standing target for this file: document any role in the left / Democrat apparatus that targeted Donald Trump — cases, offices, donations, orgs, public acts — from primaries. The record that names Isaiah Castilla is staff and counsel inside Arabella Advisors, Democracy Fund / Democracy Fund Voice, Alliance for Justice Bolder Advocacy, Democratic campaign-finance jobs, Voter Registration Project’s board/chair, and his own consultancy. No primary located this pass puts him on a Trump impeachment, a Mueller or Crossfire docket, a January 6 committee roster, a censorship demand letter, or a court caption as a Trump-case actor. Absence is recorded. It is not filled in.

ALWAYS-CHECK search this pass (prior outlets, establishment conservative, MAGA, aggregators, Falun Gong network, video/podcast, independents, advocacy orgs, financial-conspiracy adjacent, including DataRepublican / datarepublican.com): no dedicated news profile that names him was found at Epoch Times, Gateway Pundit, Conservative Treehouse, OANN, Deep Capture, Daily Wire, The Federalist, Daily Caller, Breitbart, Just the News / John Solomon, RealClearPolitics, Washington Examiner, National Review, Washington Free Beacon, New York Post, Newsmax, Blaze, Townhall, RedState, or The Post Millennial. Capital Research Center (June 30, 2022) names him in one sentence, treated on the CRC episode. The Federalist and Fox have Arabella-network pieces that do not name him. DataRepublican’s relations lookup is a live form; no pre-rendered Castilla graph or dedicated officer page was located. USAspending.gov recipient autocomplete for “Isaiah Castilla” returned no results this pass. The doge.gov/savings page as fetched August 26, 2026, did not contain “castilla,” “arabella,” or “democracy fund.” Org-level federal awards to other entities are not his personal awards. Do not invent them.