HYDROSTOR USA HOLDINGS INC.

Lobbying client · Colorado · filed 2025 to 2026

Leading global developer and operator of long duration energy storage projects.

$280,000 Reported spend

7 Filings counted

1 Firms hired

1 Bills named

Spend is reported income plus in-house expenses across 7 filings. Everything on this page is grouped by the client's LDA id (64491), not by name.

Firms hired 1

TROUTMAN STRATEGIES $280,000 7 filings

Bills named in these filings 1

HR 1
Lower Energy Costs Act

2 filings

Reported by year 2 years

2026 $100,000 2 filings
2025 $180,000 5 filings

Issues lobbied 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.

Agencies and chambers lobbied 4

Energy, Dept of 6
Environmental Protection Agency (EPA) 6
HOUSE OF REPRESENTATIVES 6
SENATE 6

Recent filings 7 total

Q2

TROUTMAN STRATEGIES

2nd Quarter (Apr 1 - June 30) 2026 · House · Senate · $50,000 income · posted Jul 20, 2026

View → Q1

TROUTMAN STRATEGIES

1st Quarter (Jan 1 - Mar 31) 2026 · House · Senate · $50,000 income · posted Apr 20, 2026

View → Q4

TROUTMAN STRATEGIES

4th Quarter (Oct 1 - Dec 31) 2025 · House · Senate · $50,000 income · posted Jan 15, 2026

View → Q3

TROUTMAN STRATEGIES

3rd Quarter (July 1 - Sep 30) 2025 · House · Senate · $50,000 income · posted Oct 17, 2025

View → Q2

TROUTMAN STRATEGIES

2nd Quarter (Apr 1 - June 30) 2025 · House · Senate · $40,000 income · posted Jul 18, 2025

View → Q1

TROUTMAN STRATEGIES

1st Quarter (Jan 1 - Mar 31) 2025 · House · Senate · $40,000 income · posted Apr 10, 2025

View → RR

TROUTMAN STRATEGIES

1st Quarter (Jan 1 - Mar 31) 2025 · posted Feb 26, 2025

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Source: federal Lobbying Disclosure Act filings, synced daily. Money is self-reported by the filer and often rounded. Lobbying is legal, disclosed activity.