Jon focuses his practice on commercial transactions, leasing and land use matters. He represents clients ranging from Fortune 500 companies to world-renowned universities and small business owners. He also serves as a strategic advisor and resource to banking clients and lenders in a wide range of real estate financings and transactions.

Recent representative transactions include the purchase of a $26 million self-storage facility, the purchase of $65 million educational facility, the condominiumization and sale of a 160,000-squarefoot shopping center, and the sublease of 250,000 square feet of pharmaceutical office space.

Jon also has extensive experience in landlord-tenant litigation. He recently assisted in the eviction of a pharmaceutical company which was attempting to exercise an option to purchase the facility. In a separate matter, he assisted in the removal of more than two dozen trucking companies from a parcel of land in Morrisville, Pennsylvania.

Jon has also been a speaker in events sponsored by the New Jersey Apartment Association and
Pennsylvania Apartment Association on a variety of leasing topics, including federal, Pennsylvania
and New Jersey Fair Housing laws.

  • Recognized among the “Forty Under 40” by NJBIZ, 2025
  • Named as a “Rising Star” by the New Jersey Bankers Association, 2024

Education

  • Temple University Beasley School of Law, J.D., cum laude
  • Villanova University, B.A. in Political Science, magna cum laude

Bar Admissions

  • New Jersey
  • Pennsylvania

Court Admissions

  • Supreme Court of Pennsylvania
  • Supreme Court of New Jersey
  • U.S. District Court, Eastern District of Pennsylvania
  • U.S. District Court, District of New Jersey

Powerful partnerships. Standout solutions.

Jonathan E. Mayer
Jonathan E. Mayer
Shareholder
jonathan.mayer@stevenslee.com
  • Princeton
  • Phone: 609.987.5342
  • Fax: 610.371.7912
Areas of Focus
Practice
  • Real Estate

Jon focuses his practice on commercial transactions, leasing and land use matters. He represents clients ranging from Fortune 500 companies to world-renowned universities and small business owners. He also serves as a strategic advisor and resource to banking clients and lenders in a wide range of real estate financings and transactions.

Recent representative transactions include the purchase of a $26 million self-storage facility, the purchase of $65 million educational facility, the condominiumization and sale of a 160,000-squarefoot shopping center, and the sublease of 250,000 square feet of pharmaceutical office space.

Jon also has extensive experience in landlord-tenant litigation. He recently assisted in the eviction of a pharmaceutical company which was attempting to exercise an option to purchase the facility. In a separate matter, he assisted in the removal of more than two dozen trucking companies from a parcel of land in Morrisville, Pennsylvania.

Jon has also been a speaker in events sponsored by the New Jersey Apartment Association and
Pennsylvania Apartment Association on a variety of leasing topics, including federal, Pennsylvania
and New Jersey Fair Housing laws.

Recognition

  • Recognized among the “Forty Under 40” by NJBIZ, 2025
  • Named as a “Rising Star” by the New Jersey Bankers Association, 2024

Education

  • Temple University Beasley School of Law, J.D., cum laude
  • Villanova University, B.A. in Political Science, magna cum laude

Bar Admissions

  • New Jersey
  • Pennsylvania

Court Admissions

  • Supreme Court of Pennsylvania
  • Supreme Court of New Jersey
  • U.S. District Court, Eastern District of Pennsylvania
  • U.S. District Court, District of New Jersey
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