Lobbyist

SUNSTRUM, GREGORY

COVERED POSITION(S)
  • CHIEF OF STAFF , REP. DEBBIE DINGELL; DEPUTY CHIEF OF STAFF AND LEG. DIRECTOR, REP. DEBBIE DINGELL ; LEG. DIRECTOR, REP. JOHN DINGELL; LEG. ASSISTANT, REP. JOHN DINGELL; STAFF ASSISTANT/LEG. CORRESPONDENT REP. JOHN DINGELL

FILINGS KEY

Client Is Connected to China as Indicated in Filing
Client Is Connected to China as per Heritage Foundation Analysis
No Known Client Connection to China
Lobbying Terminated
Based on data as of April 24, 2026
Associated Filings (76)

Client
LEAR CORPORATION

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2025

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

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Client
NURO

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2025

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

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Client
PIERRE FABRE PHARMACEUTICALS INC

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2025

Lobbying Status
Active

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
PIERRE FABRE FOUNDATION
France
85
PIERRE FABRE SA
France
100

Lobbyists

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Client
TRANSURBAN USA INC

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2025

Lobbying Status
Active

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
TRANSURBAN INTERNATIONAL LIMITED
Australia
100

Lobbyists

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Client
KABAFUSION

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2024

Lobbying Status
Terminated 2024

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
PAKTECH

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2024

Lobbying Status
Terminated 2025

Foreign Entities Connected to Client

None

Lobbyists

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Client
BRAND ENGAGEMENT NETWORK INC

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2023

Lobbying Status
Terminated 2025

Foreign Entities Connected to Client

None

Lobbyists

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Client
FERRING PHARMACEUTICALS INC

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2023

Lobbying Status
Active

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
DR. FREDERIK PAULSEN FOUNDATION
Switzerland
100
FERRING BV
Netherlands
100
FERRING HOLDINGS SA
Switzerland
100

Lobbyists

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Client
HESAI GROUP

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2023

Lobbying Status
Terminated 2024

Foreign Entities Connected to Client

None

No foreign entities declared. However, the client's address is listed as Shanghai, China.

Lobbyists

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Client
TESLA INC

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2023

Lobbying Status
Terminated 2024

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
ZHEJIANG GEELY HOLDING GROUP CO LTD

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2023

Lobbying Status
Terminated 2024

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
LI SHUFU
China
82.23

Lobbyists

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Client
BILLERUD AMERICAS CORPORATION

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2022

Lobbying Status
Terminated 2024

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
BILLERUDKORSNAS AB
Sweden
100

Lobbyists

View Filing

Client
PRA GROUP INC

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2022

Lobbying Status
Terminated 2025

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
KIOXIA AMERICA INC

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2021

Lobbying Status
Terminated 2024

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
BCPE PANGEA CAYMAN, L.P.
Cayman Islands
25
KIOXIA CORPORATION
Japan
100
KIOXIA HOLDINGS CORPORATION
Japan
100
TOSHIBA CORPORATION
Japan
100

Lobbyists

View Filing

Client
TWIN METALS MINNESOTA LLC

Lobby Firm
BROWNSTEIN HYATT FARBER SCHRECK LLP

Filing Year
2021

Lobbying Status
Terminated 2025

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
ANDES INVESTMENT COMPANY (JERSEY)
United Kingdom
100
ANTOFAGASTA INVESTMENT COMPANY LIMITED
United Kingdom
100
ANTOFAGASTA MINERALS S.A.
Chile
99
ANTOFAGASTA PLC
United Kingdom
100
CHILEAN NORTHERN MINES LIMITED (UK)
United Kingdom
92
DULUTH METALS LIMITED
Canada
60
E. ABAROA FDN. (OWNERSHIP INTEREST IS APPROXIMATE)
Liechtenstein
50
EL TESORO (SPV BERMUDA) LIMITED
Bermuda
100
INVERSIONES LOS PELAMBRES CHILE LIMITADA
Chile
92
LOS PELAMBRES HOLDING CO (UK/JERSEY)
United Kingdom
92
LOS PELAMBRES INVESTMENT CO (UK/JERSEY)
United Kingdom
92
METALINVEST ESTABLISHMENT
Liechtenstein
58
NORTHERN METALS (UK) LIMITED
United Kingdom
40
NORTHERN MINERALS INVESTMENT (JERSEY) LIMITED
United Kingdom
40
TWIN METALS (UK) LIMITED
United Kingdom
25

Lobbyists

View Filing