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 June 8, 2026
Associated Filings (68)

Client
LAKE PILOTS ASSN INC

Lobby Firm
K&L GATES LLP

Filing Year
2003

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
AMERICAN SMALL MANUFACTURING COALITION

Lobby Firm
K&L GATES LLP

Filing Year
2005

Lobbying Status
Terminated 2023

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
GW PEOPLES CONTRACTING CO INC

Lobby Firm
K&L GATES LLP

Filing Year
2014

Lobbying Status
Terminated 2022

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
AGC AMERICA INC

Lobby Firm
K&L GATES LLP

Filing Year
2008

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
CLARK STREET ASSOCIATES

Lobby Firm
K&L GATES LLP

Filing Year
2014

Lobbying Status
Terminated 2019

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
D-WAVE SYSTEMS INC.
Canada
0.0

Lobbyists

View Filing at LDA.gov

Client
INTERNATIONAL PREMIUM CIGAR AND PIPE RETAILERS ASSOCIATION

Lobby Firm
K&L GATES LLP

Filing Year
2010

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
NEW VENTURE FUND

Lobby Firm
K&L GATES LLP

Filing Year
2010

Lobbying Status
Terminated 2017

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
CHURCH ALLIANCE

Lobby Firm
K&L GATES LLP

Filing Year
2011

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
GALACTIC VENTURES

Lobby Firm
K&L GATES LLP

Filing Year
2011

Lobbying Status
Terminated 2020

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
AABAR INVESTMENTS PJSC
United Arab Emirates
32.0
VIRGIN GROUP HOLDINGS, LTD.
Virgin Islands (British)
68.0

Lobbyists

View Filing at LDA.gov

Client
CIGAR RIGHTS OF AMERICA

Lobby Firm
K&L GATES LLP

Filing Year
2012

Lobbying Status
Terminated 2023

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
GREAT LAKES METRO CHAMBERS

Lobby Firm
K&L GATES LLP

Filing Year
2012

Lobbying Status
Terminated 2025

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
SILURIA TECHNOLOGIES INC

Lobby Firm
K&L GATES LLP

Filing Year
2012

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
CALGON CARBON CORPORATION

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
CONSUMER TECHNOLOGY ASSOCIATION

Lobby Firm
K&L GATES LLP

Filing Year
2014

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
ETAGEN INC

Lobby Firm
K&L GATES LLP

Filing Year
2014

Lobbying Status
Terminated 2017

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
HECLA MINING COMPANY

Lobby Firm
K&L GATES LLP

Filing Year
2015

Lobbying Status
Terminated 2026

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
MACQUARIE INFRASTRUCTURE AND REAL ASSETS INC

Lobby Firm
K&L GATES LLP

Filing Year
2015

Lobbying Status
Terminated 2023

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
MACQUARIE GROUP LTD.
Australia
20.0

Lobbyists

View Filing at LDA.gov

Client
ASSOCIATION OF WASHINGTON BUSINESS

Lobby Firm
K&L GATES LLP

Filing Year
2015

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
MED EMPORIUM LLC

Lobby Firm
K&L GATES LLP

Filing Year
2015

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
SLEEP MANAGEMENT LLC D B A VIEMED

Lobby Firm
K&L GATES LLP

Filing Year
2015

Lobbying Status
Terminated 2019

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
PATIENT HOME MONITORING CORPORATION
Canada
100.0

Lobbyists

View Filing at LDA.gov

Client
PPG INDUSTRIES INC

Lobby Firm
K&L GATES LLP

Filing Year
2015

Lobbying Status
Terminated 2019

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
COOKE AQUACULTURE PACIFIC LLC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2017

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
DJI TECHNOLOGY INC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
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

View Filing at LDA.gov

Client
US INDIA SECURITY COUNCIL INC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
NATIONAL WATER SUPPLY ALLIANCE

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2016

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
NATIONAL WATER SUPPLY ALLIANCE

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Status
Terminated 2020

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
COMMONWEALTH RESEARCH ASSOCIATES LLC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2020

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
PROMPTCARE COMPANIES INC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
MILLENNIUM HEALTH CARE D B A MILLENNIUM RESPIRATORY SERVICES

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
AMERICAN ROLL ON ROLL OFF CARRIER GROUP INC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Active

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
WALLENIUS LINES AB
Sweden
50.0
WILHELMSEN LINES AS
Norway
50.0

Lobbyists

View Filing at LDA.gov

Client
COALITION OF SUBSTANCE ABUSE PROVIDERS

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2016

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
NATIONAL ASSOCIATION OF MANUFACTURERS

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2016

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
SPERRY RAIL INC

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
CITY OF MURFREESBORO WATER & SEWER DEPARTMENT

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2017

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
GREATER PITTSBURGH CHAMBER OF COMMERCE

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
TARRANT REGIONAL WATER DISTRICT

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2020

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
AMERICAN TOWER CORPORATION

Lobby Firm
K&L GATES LLP

Filing Year
2016

Lobbying Status
Terminated 2023

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
SPOKANE AIRPORT BOARD

Lobby Firm
K&L GATES LLP

Filing Year
2017

Lobbying Status
Terminated 2025

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
TEXAS CENTRAL RAIL HOLDINGS LLC FKA TEXAS CENTRAL PARTNERS LLC

Lobby Firm
K&L GATES LLP

Filing Year
2017

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
INMARSAT PLC D B A INMARSAT AVIATION

Lobby Firm
K&L GATES LLP

Filing Year
2017

Lobbying Status
Terminated 2022

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
INMARSAT PLC
United Kingdom
100.0

Lobbyists

View Filing at LDA.gov

Client
SCHNEIDER ELECTRIC SE

Lobby Firm
K&L GATES LLP

Filing Year
2017

Lobbying Status
Terminated 2019

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
SCHNEIDER ELECTRIC SA
France
100.0

Lobbyists

View Filing at LDA.gov

Client
PERSPECTIVE ROBOTICS AG D B A FOTOKITE

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
PERSPECTIVE ROBOTICS AG
Switzerland
100.0

Lobbyists

View Filing at LDA.gov

Client
BUSINESS ROUNDTABLE INC

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Status
Terminated 2021

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
NATIONAL ASSOCIATION OF WATER COMPANIES

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
OLYMPUS POWER LLC

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Status
Terminated 2026

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
MACAULEY INVESTMENTS LLC

Lobby Firm
K&L GATES LLP

Filing Year
2018

Lobbying Status
Terminated 2019

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
BYTEDANCE INC

Lobby Firm
K&L GATES LLP

Filing Year
2019

Lobbying Status
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

View Filing at LDA.gov

Client
TRANSPORTATION INSTITUTE

Lobby Firm
K&L GATES LLP

Filing Year
1999

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
ST LAWRENCE SEAWAY PILOTS ASSN

Lobby Firm
K&L GATES LLP

Filing Year
1999

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
WESTERN GREAT LAKES PILOTS ASSN

Lobby Firm
K&L GATES LLP

Filing Year
1999

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
LAKE CARRIERS ASSOCIATION

Lobby Firm
K&L GATES LLP

Filing Year
1999

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
BNSF RAILWAY CO

Lobby Firm
K&L GATES LLP

Filing Year
1999

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov