3rd Quarter - Report

DIROMA ECK & CO. LLP for MARATHON DIGITAL HOLDINGS, INC.

Period 3rd Quarter 2026 Filed Oct 19, 2026 Signed by Michael D. DiRoma

Official filing
Firm
DIROMA ECK & CO. LLP
Client
MARATHON DIGITAL HOLDINGS, INC.
Income
$60,000
Expenses
—

What was lobbied

5 issue areas, each in the filer's own words, with who lobbied on it and where.

Banking BAN

Legislation involving digital assets and Bitcoin mining

LobbyistCovered position, as disclosed
MICHAEL DIROMA Deputy Assistant Secretary of the Treasury for Legislative Affairs (International); Tax Counsel, Senator Susan M. Collins
ANDREW ECK Deputy Assistant Secretary of the Treasury for Legislative Affairs (TFI); Senior Policy Advisor, House Financial Services Committee; Legislative Assistant, Senator Pat Roberts

Contacted: Treasury, Dept of; HOUSE OF REPRESENTATIVES; SENATE

Environment/Superfund ENV

Potential legislation involving digital assets and Bitcoin mining/energy

LobbyistCovered position, as disclosed
MICHAEL DIROMA Deputy Assistant Secretary of the Treasury for Legislative Affairs (International); Tax Counsel, Senator Susan M. Collins
ANDREW ECK Deputy Assistant Secretary of the Treasury for Legislative Affairs (TFI); Senior Policy Advisor, House Financial Services Committee; Legislative Assistant, Senator Pat Roberts

Contacted: HOUSE OF REPRESENTATIVES; SENATE

Taxation/Internal Revenue Code TAX

Issues related to taxation of Bitcoin mining; double taxation of Bitcoin mining

LobbyistCovered position, as disclosed
MICHAEL DIROMA Deputy Assistant Secretary of the Treasury for Legislative Affairs (International); Tax Counsel, Senator Susan M. Collins
ANDREW ECK Deputy Assistant Secretary of the Treasury for Legislative Affairs (TFI); Senior Policy Advisor, House Financial Services Committee; Legislative Assistant, Senator Pat Roberts

Contacted: SENATE; HOUSE OF REPRESENTATIVES; Executive Office of the President (EOP); Treasury, Dept of

Budget/Appropriations BUD

Issues related to Defense appropriations and cooling technology

LobbyistCovered position, as disclosed
MICHAEL DIROMA Deputy Assistant Secretary of the Treasury for Legislative Affairs (International); Tax Counsel, Senator Susan M. Collins
ANDREW ECK Deputy Assistant Secretary of the Treasury for Legislative Affairs (TFI); Senior Policy Advisor, House Financial Services Committee; Legislative Assistant, Senator Pat Roberts

Contacted: SENATE; HOUSE OF REPRESENTATIVES

Financial Institutions/Investments/Securities FIN

Issues related to investment security and Bitcoin mining

LobbyistCovered position, as disclosed
MICHAEL DIROMA Deputy Assistant Secretary of the Treasury for Legislative Affairs (International); Tax Counsel, Senator Susan M. Collins
ANDREW ECK Deputy Assistant Secretary of the Treasury for Legislative Affairs (TFI); Senior Policy Advisor, House Financial Services Committee; Legislative Assistant, Senator Pat Roberts

Contacted: SENATE; HOUSE OF REPRESENTATIVES; Treasury, Dept of

Shown as published by the Senate Office of Public Records and the House Clerk under the Lobbying Disclosure Act. The official filing is the record; open it for the full form.