Dedicated to supporting strong antitrust laws and effective private enforcement, COSAL is the nation’s premier advocacy organization representing antitrust lawyers supporting pro-enforcement antitrust legislation.

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News

Featured
Amicus Victory for COSAL in Phhhoto v. Meta
Amicus Victory for COSAL in Phhhoto v. Meta

The Second Circuit panel reversed the district court’ dismissal of Phhhoto’s complaint against Meta.

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COSAL Leadership and Committees Announced for 2025
COSAL Leadership and Committees Announced for 2025
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Amicus Brief: In re Merck Mumps Vaccine Antitrust Litigation
Amicus Brief: In re Merck Mumps Vaccine Antitrust Litigation
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COSAL Year in Review 2024
COSAL Year in Review 2024

COSAL looks back at our 38th year.

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Washington DC Networking Event Following AAI Awards with Angeion
Washington DC Networking Event Following AAI Awards with Angeion

Angeion hosted COSAL members for a champagne toast at Proper 21 .

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Events

Featured
Lunchtime Insights with Minnesota Assistant Attorney General and NAAG Task Force Chair Elizabeth Odette
Dec 19
Lunchtime Insights with Minnesota Assistant Attorney General and NAAG Task Force Chair Elizabeth Odette

Minnesota Assistant Attorney General and the new NAAG Multistate Antitrust Task Force Chair Elizabeth Odette will discuss “The Rise of State Enforcement.”

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“COSAL [is] the only organization on the national stage specifically dedicated to the preservation of strong private antitrust enforcement.”

— Joseph Goldberg, Freedman, Boyd, Hollander & Goldberg P.A