Lobbyist

MARTINKO, STEPHEN A

COVERED POSITION(S)
  • STAFF ASST, REP GIBBONS
  • LA, REP PORTER
  • FLOOR DEBATE COORD/DIR OF FLOOR DEBATE, HOUSE REP CONF
  • LD/DEP COS/COS, REP SHUSTER
  • DEP STAFF DIR, HOUSE T&I COMMITTEE

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 March 9, 2026
Associated Filings (29)

Client
INSTITUTE OF INTERNATIONAL CONTAINER LESSORS

Lobby Firm
K&L GATES LLP

Filing Year
2019

Lobbying Terminated
False

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
CALGON CARBON CORPORATION

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

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Client
NATIONAL BUSINESS AVIATION ASSOCIATION

Lobby Firm
K&L GATES LLP

Filing Year
2015

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
PPG INDUSTRIES INC

Lobby Firm
K&L GATES LLP

Filing Year
2015

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
DJI TECHNOLOGY INC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
True

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
DJI INTERNATIONAL COMPANY LIMITED
Cayman Islands
100.0
No Chinese foreign entities are declared in disclosures; DJI International Company Limited, a Cayman Islands based entity with 100 percent ownership of the client, is declared as a foreign entity. According to WireScreen, DJI is a Chinese company registered in Shenzhen, China. It is "the most famous Chinese drone company in the world. DJI's products are used in filmmaking, agriculture, conservation, search and rescue, energy infrastructure and leisure. Headquartered in Shenzhen, DJI has offices in the United States, Germany, the Netherlands, Japan, South Korea, Beijing, Shanghai, and Hong Kong. In October 2022, the U.S. Department of Defense (DoD) included the company in a list of Chinese Military Companies Operating in the U.S."

Lobbyists

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Client
NATIONAL WATER SUPPLY ALLIANCE

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

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Client
NATIONAL WATER SUPPLY ALLIANCE

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

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Client
COMMONWEALTH RESEARCH ASSOCIATES LLC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
NATIONAL ASSOCIATION OF MANUFACTURERS

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
SPERRY RAIL INC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
CITY OF MURFREESBORO WATER & SEWER DEPARTMENT

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
GREATER PITTSBURGH CHAMBER OF COMMERCE

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
False

Foreign Entities Connected to Client

None

Lobbyists

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Client
TARRANT REGIONAL WATER DISTRICT

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

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Client
AMERICAN TOWER CORPORATION

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

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Client
SPOKANE AIRPORT BOARD

Lobby Firm
K&L GATES LLP

Filing Year
2017

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
TEXAS CENTRAL RAIL HOLDINGS LLC FKA TEXAS CENTRAL PARTNERS LLC

Lobby Firm
K&L GATES LLP

Filing Year
2017

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
INMARSAT PLC D B A INMARSAT AVIATION

Lobby Firm
K&L GATES LLP

Filing Year
2017

Lobbying Terminated
True

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
INMARSAT PLC
United Kingdom
100.0

Lobbyists

View Filing

Client
SCHNEIDER ELECTRIC SE

Lobby Firm
K&L GATES LLP

Filing Year
2017

Lobbying Terminated
True

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
SCHNEIDER ELECTRIC SA
France
100.0

Lobbyists

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Client
PERSPECTIVE ROBOTICS AG D B A FOTOKITE

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Terminated
True

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
PERSPECTIVE ROBOTICS AG
Switzerland
100.0

Lobbyists

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Client
BUSINESS ROUNDTABLE INC

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
NATIONAL ASSOCIATION OF WATER COMPANIES

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing

Client
BYTEDANCE INC

Lobby Firm
K&L GATES LLP

Filing Year
2019

Lobbying Terminated
False

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
BYTEDANCE LTD
Cayman Islands
100.0
BYTETEAM LTD. (OWNS APPROXIMATELY 22% OF BYTEDANCE LTD)
Virgin Islands (British)
22.0
No Chinese foreign entities are declared. Instead, Bytedance Ltd., which owns 100 percent of Bytedance, and ByteTeam Ltd., which owns 22 percent of Bytedance Ltd., are listed as foreign entities based in the Cayman Islands and the British Virgin Islands, respectably. According to WireScreen, "ByteDance Ltd. is a Chinese multinational internet technology company headquartered in Beijing and legally domiciled in the Cayman Islands." It controls multiple online platforms in both China and overseas, including TikTok.

Lobbyists

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Client
BRIGHTLINE HOLDINGS LLC F K A VIRGIN TRAINS USA LLC

Lobby Firm
K&L GATES LLP

Filing Year
2020

Lobbying Terminated
True

Foreign Entities Connected to Client

None

Lobbyists

View Filing