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Sean H. Cook, JD, MST


Sean Cook has a diverse practice that includes tax law, mergers and acquisitions, closely held businesses, trust and estate work, general corporate law and nonprofit and charities law. Sean is chair of Warner's Tax Practice Group. He also is a certified public accountant.

Representative Experience

  • Assisted many businesses on the sell and buy side of acquisitions
  • Assists businesses with tax issues in a variety of transaction, including choice of entity issues, issuance of incentive ownership to employees, capital formation and cross-border transactions
  • Assists clients in purchase or sale of businesses, from structuring the deal to handling due diligence, closing and post-closing matters
  • Lead attorney in successful sale of Mount Brighton Ski Resort to Vail Resorts in 2012
  • Lead attorney in successful sale of $40 million U.S. auto stamping plant to an international conglomerate
  • Lead attorney with restructuring U.S. entities as part of an international restructuring of a global auto supplier
  • Assisted auto supplier in a joint venture arrangement with another supplier
  • Structured the post-bankruptcy legal organization for an auto supplier
  • Represented several business owners in negotiated separation agreements
  • Engages with individuals to address their estate planning needs
  • Assists in succession planning, through generation wealth transfers, traditional gifting, family partnerships, recapitalization and other methods
  • Represents private foundations, assisting with tax or corporate governance issues
  • Handled several applications for tax-exempt status for new organizations; helped organizations come into compliance and converted a for-profit organization to nonprofit status
  • Local counsel for national retailer in successful claim for refund of sales tax