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With success on both the plaintiff and defendant sides of antitrust litigation, our lawyers are an excellent source for antitrust and other competition-related counseling. From everyday sales, distribution and marketing practices to full-scale mergers, acquisitions and joint ventures, we are prepared to guide clients through the complex requirements of antitrust laws.


  • KMK was one of a group of more than 20 law firms that successfully represented a class consisting of several thousand purchasers of oriented strand board (OSB), in a antitrust price fixing case against a group of OSB manufacturers.  OSB is a key component used in the construction industry.  The case resulted in over $75 million in court approved settlements.
  • Anthony Williams et. al., v. Duke Energy Corporation, et. al., Case No. 1:08-CV-0046 (S.D. Ohio): defended clients against antitrust class claims seeking $25 million involving alleged illegal, rebates to certain large customers. Trial court granted motion to dismiss case in its entirety.