Meet OurCore Team of Professionals

Lisa Hunn Barber

Broker of Record, Interim President & General Counsel

Lisa Barber has extensive experience in commercial real estate from both the landlord and tenant perspectives. ...

Ms. Barber serves as General Counsel to Nappen Realty Services, Inc. She previously was the Vice President, Associate General Counsel of Brandywine Realty Trust, a position she held for over twelve years. Prior to her roles as in-house counsel, she was an associate in the law firms of Blank Rome Comisky & McCauley (1993-1996) and Drinker Biddle & Reath, LLP (1996-1999). Ms. Barber has extensive experience in commercial real estate from both the landlord and tenant perspectives. Having worked directly for property owners for the past sixteen years she is well versed in all aspects of buying, selling, leasing and financing real property, as well as dealing with the day to day issues which arise.

In 2008, Ms. Barber was recognized by Real Estate Forum Magazine as a Woman of Influence and was also recognized as a Super Lawyer Rising Star by Law & Politics for the years 2005, 2006, 2007 and 2009 (prior to the exclusion of in-house counsel from the publication).

Ms. Barber is a 1993 Magna Cum Laude graduate from Widener University School of Law, where she served as research editor for the Delaware Journal of Corporate Law and Wolcott Fellow for Justice Randy Holland of the Delaware Supreme Court. Ms. Barber graduated Cum Laude from Muhlenberg College with a Bachelor of Arts degree in 1990. She is licensed to practice law in the Commonwealth of Pennsylvania and the State of Delaware. She is also licensed by the Pennsylvania Real Estate Commission as the Broker of Record of Nappen Realty Services, Inc.

Ms. Barber resides in Worcester, Pennsylvania with her husband and two children. She is an avid tennis player, novice golfer and enjoys spending her free time with her family.

Wesley H. Nappen

Senior Vice President & Commercial Real Estate Salesperson

Wesley Nappen assists the staff in all day-to-day activities, in order to experience all aspects of the business. ...

Wesley Nappen works as the Senior Vice President of Nappen Realty Services.

Wesley graduated Cum Laude from Temple University in 2019, earning a Bachelor of Arts degree in Political Science. Through his hard work and dedication to furthering his education, Wesley was inducted into The National Society of Collegiate Scholars, the Delta Rho Chapter of Pi Sigma Alpha National Political Honor Society and the Alpha Upsilon Chapter of Phi Alpha Theta History Honor Society. Wesley is also working toward attaining his Masters Degree in Liberal Arts at Temple University.

Wesley has been a licensed Real Estate Salesperson in the Commonwealth of Pennsylvania since 2017, and is working toward becoming a licensed Real Estate Broker.

Wesley enjoys traveling, whether it is to Florida, the Caribbean by way of cruises, and many other destinations. Wesley is an ardent Disney fan, and regularly makes trips to Disney World. In his free time, Wesley enjoys reading, watching old movies, making cocktails, exploring the many bars and restaurants in Philadelphia, and spending time with his friends, family, and girlfriend. Finally, Wesley is a self-described political junkie and an avid student of history in his free time.

David J. Barnhart

Commercial Real Estate Salesperson

David Barnhart is highly skilled in all commercial real estate contracts, financial analysis, and deal structuring. ...

David started his commercial real estate career in 1986. David is an accomplished commercial real estate marketer, negotiator, manager, and leader possessing extensive expertise and the ability to quickly understand, devise, and implement practical solutions to complex problems. With diverse commercial real estate experience acquired from leading organizations such as BET Investments, Grubb & Ellis, Rouse & Associates/Liberty Property Trust, and Reynolds Metals Development Company, David is highly skilled in all commercial real estate contracts, financial analysis, and deal structuring. Based upon his integrity and dedication to hard work, David has always placed his client’s goals and best interests first. This uncompromising value and focus has resulted in developing a list of loyal customers which he continues to serve and support.

David is a graduate of The Pennsylvania State University where he earned a MBA – Finance & Real Estate and a BS in Forest Science. His community involvement includes Board of Directors positions with Eagleville Hospital and United Cerebral Palsy Association of Philadelphia. David was a former Planning Commission Member with Abington Township, Montgomery County, PA. He resides in Glenside and together with his wife and two daughters they enjoy a wide variety of outdoor activities including operating the family’s farm in Bucks County.

David welcomes the opportunity to understand and work to help achieve your commercial real estate goals.

“David Barnhart has been my real estate broker for over 20 years.  During that time, he has successfully negotiated four different tenant contracts on my behalf.  I consider him to be a truly trusted advisor, who is professional, savvy and tenacious.  In every circumstance, he is fully engaged and attentive to every detail.  He always has my back.  I highly recommend David in his role as Vice President at Nappen Realty Services.” – Marilyn Nyman, President, Marilyn Nyman Associates Inc.