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Jeffrey K. Cassin

Member | New York

Jeff Cassin is a business attorney, concentrating his practice in the areas of mergers and acquisitions (M&A), investment transactions, corporate law, and business contracts.

Jeff serves as outside general counsel to companies without an internal GC or supports internal GCs with specialist needs.

Jeff represents middle-market, mid-size businesses, funds, start-ups, media and technology companies, and individual investors, among others. He counsels clients concerning complex middle-market M&A transactions, deal negotiations, and management decisions, and has served as primary attorney on dozens of sell-side and buy-side transactions across industries.

Jeff also has extensive transactional experience in negotiating and preparing financing, LLC operating, shareholder, joint venture, and partnership agreements and other corporate formation and organization documents; securities offering memoranda and subscription agreements; employment, consulting, service, and independent contractor agreements; vendor and supply agreements; debt and convertible equity instruments; distribution and marketing agreements; consents and waivers; restrictive covenant agreements; software licenses, SAAS agreements, and assignments; website T&Cs, privacy policies; brand and trademark licensing agreements; HIPAA agreements; corporate governance documents; and other contracts.

Jeff represents start-ups and founders in initial formation, early operational matters, and friends-and-family, seed, and venture capital rounds of investment. He handles matters ranging from financing rounds, both equity and debt, to negotiating agreements among business owners, investors, executives, and employees. He has represented start-ups, particularly technology companies, from their early stages through sale.

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  • Lead attorney in acquisition of media company in back-to-back bankruptcy transaction
  • Lead attorney on sale of Enterprise Mobile Strategy, mobile app development, Mobile UX/UI, Mobile Testing company
  • Lead attorney on sale of 100-year old insurance brokerage
  • Lead attorney on sale of airport design company
  • Lead attorney on acquisition of virtual training and web conferencing company
  • Lead attorney representing a prominent business-to-business and technology media company in connection with its acquisition of a small digital business publication for talent
  • Lead outside counsel representing a large multinational media company in connection with a publication swap with another large media company
  • Lead associate representing a media company in connection with the acquisition of a competitor
  • Lead associate representing a prominent craft and enthusiast multi-platform media company and its owner in connection with the sale by private equity backers to a strategic competitor
  • Lead associate represented a media company in connection with an asset sale
  • Lead associate representing a media company in connection with its purchase of a prominent magazine business line from a non-profit
  • Assisted a media company in connection with the sale of some of its publications
  • Lead associate representing an arts and crafts publisher in connection with its purchase of a magazine group from a large media company
  • Lead associate representing a media company in connection with the acquisition of a magazine and related assets
  • Lead attorney representing a media company in connection with its sale of a division to a Canadian publisher
  • On deal team for a media company in connection with the sale of its insurance and financial publications, conferences, and online businesses
  • Lead associate representing the seller of a consumer electronics business to a strategic investor
  • Lead associate representing the seller of a data-driven software business to a private equity fund
  • Lead associate representing a software-as-a-service (SAAS) business analytics company in connection with a merger with a competitor
  • Lead attorney – soup to nuts – representing a social daycare in a merger
  • Lead associate representing the founders of a medical and pharmaceutical communications and event business in a complex sale to a multinational business
  • Handled complex reorganization and extensive due diligence as the lead associate in connection with a sale of stationery company business to private equity backers
  • Lead attorney – soup to nuts – representing a battery manufacturer and distributor in connection with the sale of substantially all of its assets to a competitor
  • Lead associate representing a marketing company in connection with the sale of its business
  • Advised a software developer in connection with its sale of a business line
  • Assisted an alternative energy investment company in connection with its investment in an alternative energy project
  • Lead attorney representing an intellectual property insurance product start-up in connection with the business combination with a business competitor
  • Lead associate representing founder-owners in connection with their sale of pharmaceuticals-related media company
  • Lead associate representing a prominent business-to-business and technology media company in connection with a complex exit transaction by the company’s private equity backers to a private equity ownership group
  • Advised a technology company in connection with its purchase of a sleep-diagnostics business line
  • On deal team for a Brazilian private equity management team on vehicle restructuring in preparation for an IPO (US$ 200+ million) in Brazil
  • Advised a private equity management team on internal transactions with fund’s institutional investor partners in preparation for a sale of Brazilian portfolio company to a strategic investor
  • Advised a US institutional financial investor in an equity-structured management buyout of a Latin American television division
  • Lead associate representing a private-equity backed venture in connection with the acquisition of a business related to dentistry test preparation
  • Lead attorney advising a dentist on a sale of his professional practice to a dental service conglomerate
  • Lead associate representing an eye-glasses company in connection with the sale of its business to a strategic buyer
  • Lead associate representing a medical practice in connection with the sale of its business
  • Lead attorney – soup to nuts – representing an entrepreneur in connection with its sale of a restaurant to managers in a buyout

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