MAINSPRING ENERGY

• MAINSPRING ENERGY, INC. $550,000 In-house, the client's own filings · 3 filings
• CORNERSTONE GOVERNMENT AFFAIRS, INC. $280,000 Outside firm · 7 filings
• CROWELL & MORING LLP $230,000 Outside firm · 6 filings
• CONTINENTAL STRATEGY, LLC $124,840 Outside firm · 3 filings

Spend per registrant: fees an outside firm reported, or the costs the client reported for lobbying in-house. The rows add up to the total above.

• 2026 $254,840 8 filings
• 2025 $930,000 11 filings

• Energy/Nuclear 18
• Taxation/Internal Revenue Code 10
• Budget/Appropriations 7
• Trade (domestic/foreign) 2

The count is how many filings named that issue area. A filing reports one lump figure covering every issue on it, so the money above cannot be split between them.

• SENATE 14
• HOUSE OF REPRESENTATIVES 13
• Executive Office of the President (EOP) 4
• Energy, Dept of 2
• Treasury, Dept of 2
• U.S. Trade Representative (USTR) 2
• White House Office 2
• Commerce, Dept of (DOC) 1
• Defense, Dept of (DOD) 1