STEALTH BIOTHERAPEUTICS INC.

Lobbying client · Massachusetts · filed 2025 to 2026

Developing therapies to treat mitochondrial dysfunction.

$840,000 Reported spend

13 Filings counted

1 Outside firm hired

18 Bills named

Spend is reported income plus in-house expenses across 13 filings. The LDA keeps a separate client record for every registrant that files for a client, so this page adds up 2 records, one per registrant listed below. Records are combined when the client name matches once case, punctuation and endings such as Inc. or LLC are set aside; for a city, county or port the state has to match as well.

Who filed for this client 2

STEALTH BIOTHERAPEUTICS INC. $620,000 In-house, the client's own filings · 6 filings
LMH STRATEGIC SOLUTIONS $220,000 Outside firm · 7 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.

Bills named in these filings 18

HR 1262
Mikaela Naylon Give Kids a Chance Act

10 filings
S 932
Give Kids a Chance Act of 2025

10 filings
HR 1532
Scientific EXPERT Act of 2025

6 filings
S 822
Scientific EXPERT Act of 2025

6 filings
HR 4121
Agriculture, Rural Development, Food and Drug Administration, and Related Agencies Appropriations Act, 2026

5 filings
S 2256
Agriculture, Rural Development, Food and Drug Administration, and Related Agencies Appropriations Act, 2026

5 filings
HR 1092
BENEFIT Act of 2023

3 filings
HR 7384
Creating Hope Reauthorization Act of 2024

3 filings
S 4583
Creating Hope Reauthorization Act of 2024

3 filings
HR 1509
Accelerating Kids’ Access to Care Act of 2025

3 filings
S 526
Pharmacy Benefit Manager Transparency Act of 2025

3 filings
S 752
Accelerating Kids’ Access to Care Act

3 filings
HR 1
One Big Beautiful Bill Act

2 filings
HR 4709
Newborn Screening Saves Lives Reauthorization Act of 2025

2 filings
HR 6280
Access to Genetic Counselor Services Act of 2025

2 filings
HR 946
ORPHAN Cures Act

2 filings
S 1862
ORPHAN Cures Act

2 filings
S 3607
Access to Genetic Counselor Services Act of 2026

2 filings

Reported by year 2 years

2026 $360,000 4 filings
2025 $480,000 9 filings

Issues lobbied 2

Health Issues 13
Pharmacy 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

HOUSE OF REPRESENTATIVES 12
SENATE 12
Executive Office of the President (EOP) 5
Health & Human Services, Dept of (HHS) 5

Recent filings 13 total

Q2

STEALTH BIOTHERAPEUTICS INC.

2nd Quarter (Apr 1 - June 30) 2026 · House · Senate · $120,000 expenses · posted Jul 20, 2026

View → Q2

LMH STRATEGIC SOLUTIONS

2nd Quarter (Apr 1 - June 30) 2026 · House · Senate · $60,000 income · posted Jul 5, 2026

View → Q1

STEALTH BIOTHERAPEUTICS INC.

1st Quarter (Jan 1 - Mar 31) 2026 · House · Senate · $120,000 expenses · posted Apr 20, 2026

View → Q1

LMH STRATEGIC SOLUTIONS

1st Quarter (Jan 1 - Mar 31) 2026 · House · Senate · $60,000 income · posted Apr 17, 2026

View → Q4

STEALTH BIOTHERAPEUTICS INC.

4th Quarter (Oct 1 - Dec 31) 2025 · House · Senate · $110,000 expenses · posted Jan 20, 2026

View → Q4

LMH STRATEGIC SOLUTIONS

4th Quarter (Oct 1 - Dec 31) 2025 · House · Senate · $30,000 income · posted Jan 12, 2026

View → Q3

STEALTH BIOTHERAPEUTICS INC.

3rd Quarter (July 1 - Sep 30) 2025 · House · Senate · $110,000 expenses · posted Oct 20, 2025

View → Q3

LMH STRATEGIC SOLUTIONS

3rd Quarter (July 1 - Sep 30) 2025 · House · Senate · $30,000 income · posted Oct 20, 2025

View → Q2

STEALTH BIOTHERAPEUTICS INC.

2nd Quarter (Apr 1 - June 30) 2025 · House · Senate · $110,000 expenses · posted Jul 21, 2025

View → Q2

LMH STRATEGIC SOLUTIONS

2nd Quarter (Apr 1 - June 30) 2025 · House · Senate · $30,000 income · posted Jul 15, 2025

View → Q1

STEALTH BIOTHERAPEUTICS INC.

1st Quarter (Jan 1 - Mar 31) 2025 · House · Senate · $50,000 expenses · posted Apr 21, 2025

View → Q1

LMH STRATEGIC SOLUTIONS

1st Quarter (Jan 1 - Mar 31) 2025 · House · Senate · $10,000 income · posted Apr 18, 2025

View → RR

LMH STRATEGIC SOLUTIONS

1st Quarter (Jan 1 - Mar 31) 2025 · posted Mar 9, 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.