All lobbying filings

DEEP FISSION INC.

DEEP FISSION INC. filed a registration for DEEP FISSION INC. on July 29, 2026.

Lobbying for DEEP FISSION INC. · Deep Fission is a nuclear fission company with an in house lobbyist

All filings by DEEP FISSION INC. · Everything DEEP FISSION INC. has reported

Filing · LD-1 registration Registration

Reporting period

3rd Quarter 2026

July 1 - Sep 30 · Posted Jul 29, 2026

Money reported

None

Registrations and no-activity reports carry no figure.

Client based in

California

Official filing document

Lobbyists on this filing 1

MEGAN WILLIAMS New on this filing

Previously held: government relations

A "covered position" is a government job the lobbyist held in the 20 years before registering, which the law requires them to name. See the revolving door for former members of Congress across all filings.

Lobbying activity 1

Energy/Nuclear

Commercializing nuclear technology, faster permitting and licensing, stronger nuclear policy

Source: federal Lobbying Disclosure Act filing, reproduced as filed. Bills are parsed from the activity descriptions.