Mark Limbaugh

Registered Lobbyist

Disclosed Prior Positions

Assistant Secretary for Water & Science, DOI 9/05-7/07; and ; ; Deputy Commissioner for Bureau of Reclamation, DOI 1/02- ; ; 9/05.

Assistant Secretary for Water & Science, DOI 9/05-7/07; and ; ; Deputy Commissioner for Bureau of Reclamation, DOI 1/02-9/05

Assistant Secretary for Water & Science, DOI 9/05-7/07 ; ; Deputy Commissioner for Bureau of Reclamation, DOI 1/02-9/05

Assistant Secretary for Water & Science, DOI - 9/05-7/07; and Deputy Commissioner for Bureau of Reclamation, DOI 1/02-9/05.

Assistant Secretary for Water & Science, DOI, 9/05 - 7/07 and Deputy Commissioner for Bureau of Reclamation DOI 1/02 - 9/05

Assistant Secretary for Water & Science, DOI, 9/05 -7/07 and Deputy Commissioner for Bureau of Reclamation DOI, 1/02 - 9/05

Assistant Secretary for Water & Science, DOI 9/05-7/07; and Deputy Commissioner for Bureau of Reclamation, DOI 1/02-9/05.

Assistant Secretary for Water & Science, DOI, 9/05-7/07 and; Deputy Commissioner for Bureau of Reclamation DOI 1/02-9/05.

Assistant Secretary for Water & Science, DOI, 9/05-7/07 and Deputy Commissioner for Bureau of Reclamation DOI 1/02-9/05.

Assistant Secretary for Water & Science, DOI, 2005-2007; Deputy Commissioner for Bureau of Reclamation, DOI 2002-2005

Assistant Secretary for Water & Science, DOI 9/05-7/07; and Deputy Commissioner for Bureau of Reclamation 1/02-9/05.

Ass. Secretary - Water and Science (DOI) 9/05-07/07; and Deputy Commissioner for Bureau of Reclamation 01/02-09/05.

!Asst Secretary for Water & Science, DOI, 9/05-7 /07 Deputy Commissioner for BOR at DOI 1/02-9/05

and Assistant Secretary for Water & Science, DOI.

Appropriations; and Civil Engineer at Corps.

Ass't Secretary, Department of the Interior

Lobby Filings

2,567

Clients

103

Firms

Years Active

2007–2026

Total Contributed

$15,271

Contributions

Recipients

Contrib Filings

Top Recipient Legislators

Legislator	Pty	St	Total
Cliff Bentz	R	OR	$3,250
Dan Newhouse	R	WA	$2,500
Greg Walden	R	OR	$1,500
Russ Fulcher	R	ID	$1,500
James Risch	R	ID	$1,000
John Barrasso	R	WY	$521
Cory Gardner	R	CO	$500
Ken Calvert	R	CA	$500
Bruce Westerman	R	AR	$500
Maria Cantwell	D	WA	$500

Top Committees / PACs

Payee	Count	Total
CLIFF BENTZ FOR CONGRESS	5	$2,500
MIKE SIMPSON FOR CONGRESS	4	$2,000
DAN NEWHOUSE FOR CONGRESS	3	$1,500
RUSS FULCHER FOR IDAHO	2	$1,500
JIM RISCH FOR SENATE	2	$1,000
NEWHOUSE FOR CONGRESS	2	$1,000
WALDEN FOR CONGRESS	2	$1,000
SIMPSON FOR CONGRESS	2	$1,000
JOHN BARRASSO FOR SENATE	1	$521
NEW PIONEER PAC	1	$500
BRUCE WESTERMAN FOR CONGRESS	1	$500
CANTWELL VICTORY 2024	1	$500
CLIFF BENTY FOR CONGRESS	1	$500
KEN CALVERT FOR CONGRESS	1	$500
GARDNER FOR SENATE	1	$500

Lobbying Filings

All 2026 2025 2024 2023

Year	Firm	Client	Income
2026 1st Quarter - Report	THE FERGUSON GROUP, LLC	SCEYE, INC.	$30,000
2026 1st Quarter - Report	THE FERGUSON GROUP, LLC	AG WATER BOARD OF WHATCOM COUNTY	$15,000
2026 1st Quarter - Report	THE FERGUSON GROUP, LLC	COLORADO RIVER DISTRICT	$5,000
2026 1st Quarter - Report	THE FERGUSON GROUP, LLC	OREGON WATER RESOURCES CONGRESS	$10,000
2026 1st Quarter - Report	THE FERGUSON GROUP, LLC	DESCHUTES BASIN BOARD OF CONTROL	$15,000
2026 1st Quarter - Report	THE FERGUSON GROUP, LLC	CENTRAL ARIZONA IRRIGATION & DRAINAGE DISTRICT	$15,000
2026 1st Quarter - Report	THE FERGUSON GROUP, LLC	MARICOPA STANFIELD IRRIGATION & DRAINAGE DISTRICT	$15,000
2026 1st Quarter - Report	THE FERGUSON GROUP, LLC	NORTH UNIT IRRIGATION DISTRICT	$10,000
2026 1st Quarter - Report	THE FERGUSON GROUP, LLC	SCOUT CLEAN ENERGY	—
2026 1st Quarter - Report	THE FERGUSON GROUP, LLC	SOLANO IRRIGATION DISTRICT	$7,000

Page 1 of 50 · 500 filings Next

Recipient / Honoree	Legislator	Payee / Committee	Date	Amount
Cliff Bentz	Cliff Bentz (R, OR)	BENTZ FOR CONGRESS	May 20, 2020	$250
Sen. Jim Risch	James Risch (R, ID)	JIM RISCH FOR SENATE	Mar 3, 2020	$500
Sen. Jim Risch	James Risch (R, ID)	JIM RISCH FOR SENATE	Mar 3, 2020	$500

Year	Period	Posted	Status
2025	Year End	Jan 20, 2026	Active
2025	Mid Year	Jul 28, 2025	Active
2024	Year End	Jan 16, 2025	None
2024	Mid Year	Jul 30, 2024	Active
2023	Year End	Jan 3, 2024	Active
2023	Mid Year	Jul 9, 2023	Active
2022	Year End	Jan 9, 2023	Active
2022	Mid Year	Jul 20, 2022	Active
2021	Year End	Jan 25, 2022	Active
2021	Mid Year	Jul 15, 2021	Active
2020	Year End	Jan 25, 2021	None
2020	Mid Year	Oct 26, 2020	Active
2020	Mid Year	Jul 23, 2020	Active
2019	Year End	Jan 27, 2020	Active
2019	Mid Year	Jul 19, 2019	Active
2018	Year End	Jan 28, 2019	Active
2018	Mid Year	Jun 21, 2018	None
2017	Year End	Jan 29, 2018	None
2017	Mid Year	Jun 20, 2017	None
2016	Mid Year	Mar 15, 2017	None
2016	Year End	Jul 11, 2016	None
2015	Year End	Jan 7, 2016	None
2015	Mid Year	Jun 26, 2015	None
2014	Year End	Jan 23, 2015	None
2014	Mid Year	Jul 11, 2014	None
2013	Year End	Jan 15, 2014	None
2013	Mid Year	Jun 17, 2013	None
2012	Year End	Jan 2, 2013	None
2012	Mid Year	Jun 15, 2012	None
2011	Year End	Dec 12, 2011	None
2011	Mid Year	Jul 25, 2011	None
2010	Year End	Dec 13, 2010	None
2010	Mid Year	Jun 17, 2010	None
2009	Year End	Jan 29, 2010	None
2009	Mid Year	Jul 13, 2009	None
2008	Year End	Jan 14, 2009	None
2008	Mid Year	Jul 30, 2008	None
2008	Mid Year	Jul 7, 2008	None