Lobbyist

MARTINKO, STEPHEN A

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 27, 2026
Associated Filings (68)

Client
LAKE PILOTS ASSN INC

Lobby Firm
K&L GATES LLP

Filing Year
2003

Lobbying Terminated
Active

Foreign Entities Connected to Client

None

Lobbyists

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Client
PPG INDUSTRIES INC

Lobby Firm
K&L GATES LLP

Filing Year
2015

Lobbying Terminated
2019

Foreign Entities Connected to Client

None

Lobbyists

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Client
COOKE AQUACULTURE PACIFIC LLC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
2017

Foreign Entities Connected to Client

None

Lobbyists

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Client
DJI TECHNOLOGY INC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
2021

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
2016

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
2020

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
2020

Foreign Entities Connected to Client

None

Lobbyists

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Client
SPERRY RAIL INC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
2018

Foreign Entities Connected to Client

None

Lobbyists

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Client
CITY OF MURFREESBORO WATER & SEWER DEPARTMENT

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Terminated
2017

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
2020

Foreign Entities Connected to Client

None

Lobbyists

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Client
TEXAS CENTRAL RAIL HOLDINGS LLC FKA TEXAS CENTRAL PARTNERS LLC

Lobby Firm
K&L GATES LLP

Filing Year
2017

Lobbying Terminated
2018

Foreign Entities Connected to Client

None

Lobbyists

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Client
SCHNEIDER ELECTRIC SE

Lobby Firm
K&L GATES LLP

Filing Year
2017

Lobbying Terminated
2019

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
2018

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
2021

Foreign Entities Connected to Client

None

Lobbyists

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Client
NATIONAL ASSOCIATION OF WATER COMPANIES

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Terminated
2018

Foreign Entities Connected to Client

None

Lobbyists

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Client
BYTEDANCE INC

Lobby Firm
K&L GATES LLP

Filing Year
2019

Lobbying Terminated
Active

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
ST LAWRENCE SEAWAY PILOTS ASSN

Lobby Firm
K&L GATES LLP

Filing Year
1999

Lobbying Terminated
Active

Foreign Entities Connected to Client

None

Lobbyists

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Client
WESTERN GREAT LAKES PILOTS ASSN

Lobby Firm
K&L GATES LLP

Filing Year
1999

Lobbying Terminated
Active

Foreign Entities Connected to Client

None

Lobbyists

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Client
BNSF RAILWAY CO

Lobby Firm
K&L GATES LLP

Filing Year
1999

Lobbying Terminated
Active

Foreign Entities Connected to Client

None

Lobbyists

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