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Spending
Lobbying
Coming soon: Congress, Stocks

Overview Firms Clients Revolving Door Stands Out

MAMMOTH ENERGY SERVICES INC — Lobbying — Receipts Report

LD-2 disclosure · 2nd Quarter - Report

MAMMOTH ENERGY SERVICES INC

via BLACK DIAMOND STRATEGIES LLC

2nd Quarter (Apr 1 - June 30) · 2026Posted Jul 21, 2026Filing document ↗LDA record ↗

Income$120Kfee reported

Client

Name: MAMMOTH ENERGY SERVICES INC
Description: Energy and Infrastructure Management
Location: Oklahoma · United States of America

Registrant

Firm: BLACK DIAMOND STRATEGIES LLC
Description: Government Affairs
Location: Austin, Texas, United States of America

Lobbying activities

1 issue

Energy/Nuclear
Educate Congress on municipal taxation issue
LobbyistsHANS KLINGLER · CONNIE MACK iv
TargetedSENATE · HOUSE OF REPRESENTATIVES

Source

Source · Senate Office of Public Records — Lobbying Disclosure Act filings ↗.

Coverage gaps · LD-2 reports a single dollar figure per quarter on ONE basis — income (a fee) or expenses (self-filed spend), never both — so this page never combines them into one "spend" number.