An experienced trial and appellate lawyer, Leslie Corwin has broad experience with the full range of valuation, accounting, and ethical issues which typically arise in business ruptures. He has litigated issues of first impression and his practice also includes elements of securities, employment law, ERISA, real estate and bankruptcy. Les has been retained and testified as an expert witness. He continually represents international and national law firms and accounting firms, broker-dealers, investment banks, hedge funds and real estate developers in disputes, mergers and acquisitions, liquidations, dissolutions and bankruptcies. He has represented and negotiated on behalf of principals, partners and senior executives of many of the country's leading investment banks and accounting firms.