Sunlight Foundation

Lobbying Tracker

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Follow Washington influence using Sunlight’s Lobbying Tracker tools for keeping up with K street. Keep checking this page as we add more resources and tools to LobbyTrack.

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Lobbyist registrations

The lobbying registration tracker has a new home on Sunlight's Influence Explorer, and this version may not be up to date. Check out the new real-time lobbying registration tracker for the latest updates.

Simpson Thacher & Bartlett LLP (on behalf of CoStar Group, Inc.)

Date Registrant Client Issues
1/30/12 Hill & Knowlton Simpson Thacher & Bartlett LLP (on behalf of CoStar Group, Inc.) Labor Issues/Antitrust/Workplace, Real Estate/Land Use/Conservation View registration
11/18/11 Public Strategies Inc Simpson Thacher & Bartlett LLP (on behalf of CoStar Group, Inc.) Labor Issues/Antitrust/Workplace, Real Estate/Land Use/Conservation View registration