Leadership Team

Mark LoRusso
Mark LoRusso

  • Principal, Ryan, Phoenix office
    – Specializes in providing multi-jurisdictional property tax services
       including audit defense, appeals, valuation, compliance, and
    – Experience in a variety of industries and properties including
       heavy manufacturing, high technology, corporate campuses,
       telecommunications, natural gas distribution, chemical plants,
       and forest products.
    – More than 23 years servicing client property tax needs.

  • Vice President of Operations – West Region, national consulting firm
    – Responsible for supervising all state and local tax consulting
       services for west region clients including property tax, sales
       and use tax, and state income and franchise tax.
    – Managed audits, appeals, refund claims, compliance, and
       consulting projects.
    – Provided litigation support for highly contested cases.
  • Director of Property Taxes – West Region, national consulting firm
  • Director of Property Taxes – East Region, national consulting firm

Mr. LoRusso speaks regularly on a variety of property tax topics for Ryan’s clients and professional organizations, including the following:
  • Canadian Property Tax Association
  • Council On State Taxation
  • Tax Compliance, Inc. – Annual Users Conference
  • Tax Executives Institute

  • American Society of Appraisers
  • Appraisal Institute – Associate Member
  • Institute for Professionals in Taxation
  • National Tax Association

  • Economics, The Pennsylvania State University
  • American Society of Appraisers – Machinery and Technical Specialties
  • Certified Member of the Institute (CMI), Designation in Property Tax, Institute for Professionals in Taxation
  • State Certified General Appraiser, various states
Ryan Abandoned and Unclaimed Property Alert: Delaware Unclaimed Property Voluntary Disclosure Program Update.
A deadline is quickly approaching for unclaimed property, creating a limited window of time for businesses to take action. As of June 30, 2014, the... >More

Minnesota Sales and Use Tax: Equipment Exemption Enacted.
Minnesota Governor Mark Dayton signed legislation that exempts sales and purchases for telecommunications or pay television services machinery and equipment from sales and use tax... >More

Ryan to Host Reception with Erno Rubik Celebrating the 40th Anniversary of the Rubik’s Cube.
Ryan, a leading global tax services firm with the largest indirect and property tax practices in North America, today announced that it will host a... >More

Ryan Named to The Globe and Mail Great Places to Work List; Selected as One of the Best Workplaces in Canada for the Second Consecutive Year.
Ryan, a leading global tax services firm with the largest indirect and property tax practices in North America, today announced that the Firm was ranked... >More
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