All lobbying filings

K&L GATES, LLP

Lobbying for COMMONWEALTH FUSION SYSTEMS LLC · Fusion energy development.

Filing · LD-2 quarterly report Q3 report

Reporting period

3rd Quarter 2026

July 1 - Sep 30 · Posted Oct 12, 2026

Income

$20,000

What the client paid this registrant for the period.

Client based in

Massachusetts

Official filing document

Government bodies contacted 4

The chambers, agencies and offices the filer named. It does not say who inside them was contacted, or when. Each name opens every filing that named the same body.

Lobbying activity 1

Energy/Nuclear

Commercial fusion energy development and deployment - no specific legislation. H.R. 5441, S. 3088, Fusion Manufacturing Parity Act - adding fusion energy components to the 45X tax credit. H.R. 6709, S. 3437, Office of Fusion Act of 2025. H.R. 9022, Energy & Water Development and Related Agencies Appropriations for FY 27 - fusion energy. H.R.10574, the American Leadership in Fusion Act.

Bills named in this filing 6

H.R. 5441
Fusion Advanced Manufacturing Parity Act
S. 3088
Fusion Advanced Manufacturing Parity Act
H.R. 6709
Office of Fusion Act of 2025
S. 3437
Office of Fusion Act of 2025
H.R. 9022
Energy and Water Development and Related Agencies Appropriations Act, 2027
H.R. 10574
American Leadership in Fusion Act

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