Matthias advises clients on developing effective tax solutions and delivering efficient structuring ideas relating to municipal and corporate debt. He has represented clients ranging from banks, securities dealers and governmental and corporate securities issuers to large hospital systems and other healthcare organizations, housing developers, energy and solid waste recycling companies, manufacturers and various types of section 501(c)(3) nonprofits. A particular area of focus includes economic development financings relating to special districts, business improvement districts, special benefit districts, community improvement districts and community development districts throughout the country. Matthias also counsels clients in Internal Revenue Service audits and private letter ruling and voluntary closing agreement program (VCAP) requests and serves as 501(c)(3) counsel in bond financings. Matthias serves as director on the Board of Directors of the National Association of Bond Lawyers and as the board liaison to the association's Tax Law Committee. He also serves as vice chair of the Tax-Exempt Financing Committee of the Tax Section of the American Bar Association.
Fluent in German, Matthias has also served German companies and individuals in business and litigation matters.