Steven J. Kaiser’s practice focuses on the full range of antitrust matters, with particular emphasis on civil antitrust litigation, pre-merger filings under the Hart-Scott-Rodino Act, and substantive merger review. 

Steve has represented clients in many complicated antitrust litigations, including class and individual actions, obtaining successful outcomes, including numerous dismissals at the pleading stage and defeating class certification. He is also a trusted advisor in complex Hart-Scott-Rodino matters, from assessing reportability to navigating through the new, more onerous HSR filing requirements, successfully having completed filings for hundreds of transactions.

Steve joined the firm in 1996.

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Notable Experience

  • Varsity Brands in securing dismissal with prejudice of putative class-action in the youth cheerleading industry and in other antitrust class and individual antitrust actions.

  • Pratt & Whitney Canada in individual antitrust action involving aircraft engines and parts.

  • Henkel, ConocoPhillips, Travelocity, and others in securing dismissals of antitrust complaints at the pleading stage.

  • Henkel in merger investigations regarding multiple products.

  • Numerous U.S. and foreign companies, private equity sponsors, and individuals in assessing complex transaction structures to determine reportability under the Hart-Scott-Rodino Act, and completing filings under the Act where required, including under the new, more onerous reporting requirements.

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