1st Quarter - Report · 2026

Filing UUID: 05c1be8f-f5ac-4a72-bd2b-dcf21f4310f2
Type: Q1 — 1st Quarter - Report
Period: first_quarter
Year: 2026
Posted: 2026-04-21 00:24:28
Income (reported): $50,000
Expenses (reported): —
Filing document: Open on lda.senate.gov

Registrant (lobbying firm)

HARBINGER STRATEGIES, LLC

Government Relations Firm.

Contact: CHRISTINE R. MISTR
Phone: +1 540-535-0505
Address: zip:20004, city:Washington, state:DC, street:801 Pennsylvania Avenue, NW Suite 430

Client

T-MOBILE

Telecommunications Company

State: DC
Country: US
Government-entity client: false
Effective date: 2015-03-01

Issues lobbied + lobbyists (2)

`TAX` — Taxation/Internal Revenue Code

The One Big Beautiful Bill Act (H.R.1): business tax issues including the taxation of research and development costs, interest expense, and capital cost recovery.

Lobbyists:

Government entities lobbied: HOUSE OF REPRESENTATIVES; SENATE

`TEC` — Telecommunications

General monitoring of issues related to telecommunications policy.

Lobbyists:

Government entities lobbied: HOUSE OF REPRESENTATIVES; SENATE

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1st Quarter - Report · 2026

TAX — Taxation/Internal Revenue Code

TEC — Telecommunications

`TAX` — Taxation/Internal Revenue Code

`TEC` — Telecommunications