Since 1991, Don has represented leading banks, payments companies, card associations, money transmitters and private equity firms in transactional and regulatory matters associated with payments, prepaid cards, digital currencies, and money transmission. Don has also managed money transmitter licensing projects for companies of all sizes, including for some of the world’s largest e-commerce marketplaces, traditional brick-and-mortar remitters, and payment processors, to emerging payments companies and cryptocurrency exchanges. In addition, Don advises investment funds with respect to investments in and from banks and bank holding companies.

Don is a frequent author and public speaker on topics of interest to the payments industry. He presented at the 2024 Money Transmitter Regulators Association Annual Conference and Regulator School on “Investments in Licensed Money Transmitters” and the 2020 “A Tactical Tool-Kit for Buying, Selling and Investing in Payments Companies: First Hand Strategies for Tackling Deal Points, Regulatory Challenges, Diligence Issues and Post-Signing Coordination.” He also presented at annual MTRA conferences on payment processing and prepaid products, and at recent ACI forums he addressed “The Future of Virtual and Crypto Currencies and the ICO Phenomenon,” “Prepaid Card Compliance 101,” “State Regulatory and Enforcement Efforts Including Latest Challenges Associated with Money Transmitter Licensing Enforcement” and “Evolving State Regulatory and Enforcement Framework Governing Crypto, Virtual and Digital Currencies.”

His recent publications include co-authoring U.S. Trends in the 2025 Chambers FinTech Legal Guide and numerous articles, including “FinCEN Issues Assessment Against Virtual Currency Exchange – the First Enforcement Action Against a Foreign-Located Money Services Business” in Payments Journal, “OCC Issues Draft Guidance and Requirements for Fintech Charter Applications” in Bloomberg BNA – Banking Report and “Final Rules Relating to Money Services Business (MSB) Definitions” in the Journal of Investment Compliance.

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• Western Union in its sale of Western Union Business Solutions to Goldfinch Partners and The Baupost Group
• Advent International, a global private equity firm, as payments regulatory counsel, in its take-private acquisition of Nuvei, a Montreal-based fintech payment processing company
• Visa in its acquisition of Currencycloud, a global platform that enables banks and fintechs to provide innovative foreign exchange solutions for cross-border payments
• GCP Capital and Flexpoint Ford, both private equity firms, as payments regulatory counsel, in their acquisition of PNC Global Transfers, a provider of downstream payment processing services to money transmitters, from PNC Bank
• GCP Partners and Flexpoint Ford, as payments regulatory counsel, in their acquisition of TransNetwork Corporation, a B2B electronic domestic and cross-border processing payment platform
• Remitly, as payments regulatory counsel, in its initial public offering
• Priority Technology Holdings, a leading payments technology company, in its acquisition of Finxera, a fintech company that launched one of the first Banking as a Service platforms
• Thoma Bravo affiliated funds, as payments regulatory counsel, in their acquisition of RealPage, a provider of technology platform used by owners and managers of real property
• Thoma Bravo affiliated funds, as payments regulatory counsel, in their strategic growth investment in Greenphire, a global leader in financial lifecycle management software for clinical trials
• H.I.G. Capital, a private equity fund, as payments regulatory counsel, in connection with its acquisition of the Keefe Group and its licensed money transmitter, Keefe Commissary Network
• WorldRemit, as payments regulatory counsel, in its acquisition of Sendwave, an Africa-focused, app-based remittance firm
• Centerbridge Partners affiliated funds, as payments regulatory counsel, in their majority investment in Syncapay, and the combination of daVinci Payments with North Lane Technologies, formerly Wirecard North America
• First Data Corporation and KKR, as payments regulatory counsel, in connection with Fiserv’s acquisition of First Data
• Noventis, a licensed money transmitter and provider of payment solutions, as payments regulatory counsel, in its acquisition by WEX, a provider of payment processing and information services
• Small World Financial Services Group, an international omnichannel payment service provider, and Equistone Partners, a private equity fund, as payments regulatory counsel, in connection with Equistone’s controlling investment in Small World and its U.S.-licensed money transmitter, Choice Money Transfer
• Securus Technologies, as payments regulatory counsel, in connection with Platinum Equity affiliated funds acquisition of Securus Technologies and its U.S.-licensed money transmitter, JPay
• Monex Grupo Financiero SA de CV, a Mexican financial conglomerate, as payments regulatory counsel, in its acquisition of Tempus Consulting
• Green Dot as payments regulatory counsel in its initial public offering
• The Western Union Company as payments regulatory counsel in the acquisition of Custom House
• First Data Corporation as bank and payments regulatory counsel in its acquisition by private equity fund affiliates of Kohlberg Kravis Roberts & Co. and co-investors
• Chrysler in its Re-Fuel America incentive card program
• Travelex as payments regulatory counsel in its acquisition of Ruesch International
• Greenhill Capital as payments regulatory counsel in its acquisition of Trans-Fast Remittance
• The Western Union Company as bank and payments regulatory counsel in its spin-off from First Data Corporation
• A group of unregulated private equity funds in acquiring a minority investment in Bank Leumi
• Aozora Bank in its establishment of a representative office in New York
• Merger of First Financial Bank, a Georgia credit card bank, with and into Western Union Bank, a Colorado industrial bank
• Western Union Financial Services as payments regulatory counsel in its acquisition of Vigo Remittance
• Western Union in its establishment of a New York Article XII Investment Company to hold international banking operations
• First Data as regulatory counsel in its acquisition of Concord EFS, and merger of EFS National Bank with and into a Colorado industrial bank
• CIT in the establishment of an industrial bank in Utah
• Dai-ichi Kangyo Bank as regulatory counsel in its merger with IBJ and Fuji to form Mizuho
• Western Union in the acquisition of an industrial bank

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