Leonard focuses his practice on the land use and zoning aspects of real estate development. He works collaboratively with municipalities, RCOs and governmental agencies to achieve zoning and/or land development approval for various types of residential and commercial projects. Prior to joining the firm, Leonard represented various municipalities, school districts and zoning hearing boards where he advised and defended his clients on Zoning & Land Use, Federal Civil Rights, Political Subdivision Tort Claims Act, Public Official Liability and Premises Liability.
With his interdisciplinary background and experience as a former corporate counsel, Leonard brings a unique skill set to the challenges that residential and commercial clients face throughout the zoning/land development process.
Extensively involved in his community, Leonard currently serves as an elected member of the Newtown Township (Delaware County) Board of Supervisors, wherein January of 2022, his colleagues elevated him to the position of Board Chair. In 2023, Delaware County Council appointed Leonard to the Delaware County Redevelopment Authority where he currently serves as Treasurer.
Prior to his election to the Board of Supervisors in 2019, he served on the Marple Newtown Board of School Directors from 2013 to 2019, holding various leadership positions on the School Board. Leonard also served on the Newtown Township Planning Commission from 2013 to 2018, serving as Commission Secretary from 2015 to 2018.
Drexel University Thomas R. Kline School of Law, J.D.
West Chester University of Pennsylvania, B.A.
New Jersey
Pennsylvania
U.S. District Court, District of New Jersey
U.S. District Court, Eastern District of Pennsylvania
Delaware County Bar Association
Pennsylvania State Association of Township Supervisors (PSATS)
Treasurer, Delaware County Redevelopment Authority, 2023-Present
Newtown Township Board of Supervisors, 2020-Present
Board of Directors, The Arc of Delaware County, 2014-2017
Director, Marple Newtown Board of School Directors, March 2013-December 2019
Newtown Township Planning Commission, 2013-2018
Board of Governors, Pennsylvania State System of Higher Education (PASSHE) – 2010-2012
Named to “Best Lawyers: Ones to Watch” list for Land Use and Zoning Law by Best Lawyers® (2025)*
Co-author, “NPDES General Permit Coverage Expires on December 7,” October 22, 2024
Presenter, “Suburban Zoning 101: The Who, the What and the How,” accredited CLE program, October 15, 2024
Press Release, “Altieri Appointed to the Central Delaware County Authority,” July 23, 2024
Co-author, “Governor Details Higher Education Proposal for Pennsylvania,” February 12, 2024
Press Release, “Altieri Elected to New Role with Delaware County Redevelopment Authority,” January 18, 2024
Co-author, “SCOTUS Rules Race-Conscious Admission Programs Are Unconstitutional,” June 30, 2023
Co-author, “Proposed Rulemaking on Athletic Eligibility Under Title IX for Transgender Students Participation,” April 27, 2023
Co-author, “Judge Rules Pennsylvania’s System of School Funding is Unconstitutional,” March 9, 2023
Co-author, “PA Court Finds ‘Special Assessment Fee’ is Actually an Improper “Tax” Assessed Against a Non-Profit University,” February 3, 2023
Press Release, “Altieri Appointed to the Delaware County Redevelopment Authority,” February 2, 2023
Press Release, “Altieri Unanimously Reelected Chairman of Newtown Township Board of Supervisors,” January 4, 2022
Co-author, “Reminder: Property Tax Assessment Appeal Deadline for Philadelphia is October 3,” September 13, 2022
Co-author, “2023 Property Tax Assessment Appeal Deadline Approaching,” July 27, 2022