Lobbyist

WILLIAMSON, RICHARD S

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 (22)

Client
HOFFMAN LA ROCHE

Lobby Firm
MAYER BROWN LLP

Filing Year
2006

Lobbying Status
Terminated 2007

Foreign Entities Connected to Client

None

Lobbyists

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Client
HARDHATBID INC

Lobby Firm
MAYER BROWN LLP

Filing Year
2005

Lobbying Status
Terminated 2007

Foreign Entities Connected to Client

None

Lobbyists

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Client
PENN SCHOEN & BERLAND

Lobby Firm
MAYER BROWN LLP

Filing Year
2005

Lobbying Status
Terminated 2005

Foreign Entities Connected to Client

None

Lobbyists

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Client
ARCH CHEMICALS

Lobby Firm
MAYER BROWN LLP

Filing Year
2004

Lobbying Status
Terminated 2005

Foreign Entities Connected to Client

None

Lobbyists

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Client
UNIV OF ROCHESTER MEDICAL CENTER

Lobby Firm
MAYER BROWN LLP

Filing Year
2003

Lobbying Status
Terminated 2003

Foreign Entities Connected to Client

None

Lobbyists

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Client
AT&T SERVICES INC

Lobby Firm
MAYER BROWN LLP

Filing Year
2001

Lobbying Status
Terminated 2002

Foreign Entities Connected to Client

None

Lobbyists

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Client
ILLINOIS DEPT OF TRANSPORTATION

Lobby Firm
MAYER BROWN LLP

Filing Year
2001

Lobbying Status
Terminated 2003

Foreign Entities Connected to Client

None

Lobbyists

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Client
MEDIA DROP IN PRODUCTIONS INC

Lobby Firm
MAYER BROWN LLP

Filing Year
2000

Lobbying Status
Terminated 2000

Foreign Entities Connected to Client

None

Lobbyists

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Client
UNITED AIRLINES

Lobby Firm
MAYER BROWN LLP

Filing Year
2000

Lobbying Status
Terminated 2004

Foreign Entities Connected to Client

None

Lobbyists

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Client
AMERITECH CORP

Lobby Firm
MAYER BROWN LLP

Filing Year
1999

Lobbying Status
Terminated 2001

Foreign Entities Connected to Client

None

Lobbyists

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Client
CITY COLLEGES OF CHICAGO

Lobby Firm
MAYER BROWN LLP

Filing Year
1999

Lobbying Status
Terminated 2000

Foreign Entities Connected to Client

None

Lobbyists

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Client
ED&F MAN

Lobby Firm
MAYER BROWN LLP

Filing Year
1999

Lobbying Status
Terminated 2001

Foreign Entities Connected to Client

None

Lobbyists

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Client
FIRST CHURCH OF CHRIST SCIENTIST

Lobby Firm
MAYER BROWN LLP

Filing Year
1999

Lobbying Status
Terminated 2004

Foreign Entities Connected to Client

None

Lobbyists

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Client
MASSACHUSETTS SCHOOL OF LAW

Lobby Firm
MAYER BROWN LLP

Filing Year
1999

Lobbying Status
Terminated 1999

Foreign Entities Connected to Client

None

Lobbyists

View Filing