Who lobbies for Quest Diagnostics?

7 lobbyists registered with the Illinois Secretary of State list Quest Diagnostics as a client or employer.

Source: public lobbyist registrations filed with the Illinois Secretary of State (Illinois Secretary of State, Lobbyist Division: Lobbyist Entity Client Data (Illinois Data Portal, updated daily), 2026 registrations), refreshed November 9, 2026. Represent this organization? Claim this profile (free).

Registered lobbyists (7)

• Kelly Burke
  Springfield, IL · Cornerstone Government Affairs
• Will Cousineau
  Springfield, IL · Cornerstone Government Affairs
• Lauren Gooding
  Springfield, IL · Cornerstone Government Affairs
• Julia Larkin
  Sporingfield, IL · Cornerstone Government Affairs
• Alexis Roberts
  Springfield, IL · Cornerstone Government Affairs
• Ishan Shah
  Seacaucus, NJ
• William F Smith
  Springfield, IL · Cornerstone Government Affairs

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