Lobbyist

CASTLE, MICHAEL N

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 (34)

Client
DIAGEO NORTH AMERICA

Lobby Firm
DLA PIPER LLP US

Filing Year
2002

Lobbying Status
Terminated 2017

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
DIAGEO PLC
United Kingdom
None
GUINNESS UDV
United Kingdom
None

Lobbyists

View Filing at LDA.gov

Client
RTX CORPORATION AND AFFILIATES

Lobby Firm
DLA PIPER LLP US

Filing Year
2002

Lobbying Status
Terminated 2013

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
RTX CORPORATION AND AFFILIATES

Lobby Firm
DLA PIPER LLP US

Filing Year
2014

Lobbying Status
Terminated 2025

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
JONES LANG LASALLE AMERICAS INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2003

Lobbying Status
Terminated 2015

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
CAPE WIND ASSOCIATES LLC

Lobby Firm
DLA PIPER LLP US

Filing Year
2004

Lobbying Status
Terminated 2015

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
DISCOVER FINANCIAL SERVICES INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2008

Lobbying Status
Terminated 2025

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
ESTATE OF FRAN HEISER ET AL

Lobby Firm
DLA PIPER LLP US

Filing Year
2013

Lobbying Status
Terminated 2016

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
NATIONAL ASSOCIATION OF COMMUNITY HEALTH CENTERS

Lobby Firm
DLA PIPER LLP US

Filing Year
2011

Lobbying Status
Terminated 2014

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
NATIONAL ASSOCIATION OF COMMUNITY HEALTH CENTERS

Lobby Firm
DLA PIPER LLP US

Filing Year
2015

Lobbying Status
Terminated 2017

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
NOVO NORDISK INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2011

Lobbying Status
Terminated 2014

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
EMD SERONO INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2011

Lobbying Status
Terminated 2014

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
MERCK KGAA
Germany
100.0

Lobbyists

View Filing at LDA.gov

Client
BLUE CROSS AND BLUE SHIELD ASSOCIATION

Lobby Firm
DLA PIPER LLP US

Filing Year
2011

Lobbying Status
Terminated 2014

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
NORTHEAST MAGLEV LLC

Lobby Firm
DLA PIPER LLP US

Filing Year
2011

Lobbying Status
Terminated 2022

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
ANALYTICAL GRAPHICS INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2012

Lobbying Status
Terminated 2021

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
EQUITYLOCK SOLUTIONS LLC

Lobby Firm
DLA PIPER LLP US

Filing Year
2012

Lobbying Status
Terminated 2012

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
TRIWEST HEALTHCARE ALLIANCE

Lobby Firm
DLA PIPER LLP US

Filing Year
2012

Lobbying Status
Terminated 2012

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
LIGHTSQUARED INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2012

Lobbying Status
Terminated 2015

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
HARBINGER CAPITAL PARTNERS INTERMEDIATE FUND I, LTD
Ireland
38.0
HARBINGER CAPITAL PARTNERS MASTER FUND I, LTD.
Ireland
62.0
HARBINGER CAPITAL PARTNERS OFFSHORE I, LTD
Ireland
24.0
HARBINGER CLASS LS HOLDINGS I (CAYMAN), LTD.
Ireland
38.0
HGW HOLDING COMPANY, L.P.
Ireland
88.0

Lobbyists

View Filing at LDA.gov

Client
ASSOCIATION OF BANKS IN LEBANON

Lobby Firm
DLA PIPER LLP US

Filing Year
2012

Lobbying Status
Terminated 2022

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
GRAND CANYON EDUCATION INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2012

Lobbying Status
Terminated 2015

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
ZTE USA INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2012

Lobbying Status
Terminated 2016

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
ZHONGXINGXIN (NON-CONTROLLING 30.76% OF PUBLICLY-TRADED SHARES)
China
31.0
ZTE CORPORATION
China
100.0

Lobbyists

View Filing at LDA.gov

Client
DYNAMIC DEFENSE MATERIALS LLC

Lobby Firm
DLA PIPER LLP US

Filing Year
2012

Lobbying Status
Terminated 2013

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
AL JAZEERA AMERICA HOLDINGS I INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2013

Lobbying Status
Terminated 2015

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
AL JAZEERA MEDIA NETWORK
Qatar
100.0
STATE OF QATAR
Qatar
0.0

Lobbyists

View Filing at LDA.gov

Client
VIASAT INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2013

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
SORENSON COMMUNICATIONS INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2013

Lobbying Status
Terminated 2016

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
CURTISS WRIGHT CORPORATION

Lobby Firm
DLA PIPER LLP US

Filing Year
2013

Lobbying Status
Active

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
KRANE DISTRIBUTION LLC

Lobby Firm
DLA PIPER LLP US

Filing Year
2014

Lobbying Status
Terminated 2015

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
ARAB BANK PLC

Lobby Firm
DLA PIPER LLP US

Filing Year
2014

Lobbying Status
Terminated 2017

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
WESTCOR

Lobby Firm
DLA PIPER LLP US

Filing Year
2014

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
KEEFE GROUP

Lobby Firm
DLA PIPER LLP US

Filing Year
2015

Lobbying Status
Terminated 2017

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
ST GEORGES UNIVERSITY

Lobby Firm
DLA PIPER LLP US

Filing Year
2015

Lobbying Status
Active

Foreign Entities Connected to Client

Entity Name
Country
Ownership %
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC
Canada
30.0
SGU HOLDINGS LP
Canada
64.0
SIRONA VENTURES LP
Cayman Islands
21.0

Lobbyists

View Filing at LDA.gov

Client
AKERS BIOSCIENCES INC

Lobby Firm
DLA PIPER LLP US

Filing Year
2015

Lobbying Status
Terminated 2017

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
LA 2028

Lobby Firm
DLA PIPER LLP US

Filing Year
2016

Lobbying Status
Terminated 2022

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov

Client
TRINE UNIVERSITY

Lobby Firm
DLA PIPER LLP US

Filing Year
2016

Lobbying Status
Terminated 2018

Foreign Entities Connected to Client

None

Lobbyists

View Filing at LDA.gov