Greenfield Corporate Center in Lancaster, PA, offers high-value office space for lease as well as industrial real estate for lease including warehouses, flex, and light manufacturing facilities for businesses of all sizes.

Take a look at all that Greenfield Corporate Center has to offer on YouTube.

From 150-square-foot private offices to 250,000-square-foot industrial facilities and open land on which to build your new, customized facility via our creative build-to-suit-to-lease approach, this 600-acre, master-planned business campus provides a wide array of options.

Greenfield Corporate Center is managed on site by High Associates Ltd., a leading manager/developer of commercial, industrial and multi-family residential properties throughout the eastern U.S. Each High Associates co-worker is committed to providing our valued tenants with service that exceeds their expectations. Greenfield tenants enjoy responsive, 24-hour maintenance from a company that cares deeply about their complete satisfaction. More than 250 businesses call Greenfield their home and 99 percent of them have recently indicated they would recommend High Associates to a business associate.

We would be privileged to welcome your business to Greenfield Corporate Center — Central PA's premier business address.


Greg Cassel

Commercial Asset Manager



Gregory C. Cassel, Commercial Asset Manager, is responsible for providing portfolio analysis and valuation to best manage High Real Estate Group LLC’s investment portfolio. High Real Estate Group currently owns, directly or through syndication and joint venture, nearly 10 million square feet of office, industrial, retail, hotel and multi-family residential space. Mr. Cassel’s responsibilities include lease analysis, lease negotiations, income & expense budgeting, financial modeling, cash flow analysis, profitability analysis and portfolio asset management.

In addition to asset management functions, Mr. Cassel also manages the financing requirements of assets currently held in the real estate portfolio. This consists of evaluating current financial market conditions along with existing debt and capital requirements to maintain a desired return on investments.

Mr. Cassel joined the High Real Estate Group in 2005 as a Senior Financial Analyst. Prior to joining the High Real Estate Group, he spent seven years with Freddie Mac where he acquired extensive knowledge of the multifamily/commercial real estate industry. Mr. Cassel worked for three years in the Market Research & Portfolio Analytics group as a Financial Analyst and another four years in the Capital & Portfolio Management group as a Senior Financial Manager.

A graduate of George Mason University, Mr. Cassel holds a B.S. degree in Economics. Additional courses were completed at the Appraisal Institute in Chicago, Illinois. Mr. Cassel’s memberships and participation in real estate industry groups includes the Mortgage Bankers Association of America and the Association for Investment Management and Research. Additionally, he holds a professional certificate of expertise in Commercial Real Estate Finance from the Mortgage Bankers Association of America.

Mr. Cassel is active in his community through his involvement with the Capital Area Soccer Association, Old Iron Estates Home Owners Association and the Penn Colonial Swim Club.

Kim M. Long, CPM

Director of Real Estate Operations


Kim M. Long, CPM, Director of Real Estate Operations, High Associates Ltd., is responsible for overseeing the commercial operations IT platform as well as the property management activities of 92 buildings totaling 4,021,000 square feet of commercial/industrial real estate.  This portfolio of properties is located within Lancaster County, Pennsylvania. Ms. Long’s property management responsibilities include income & expense budgeting, budget performance, physical condition of the properties, tenant relations and lease management.  In addition to the property management functions, Ms. Long’s responsibilities include managing the preparation and processing of all commercial tenant leases for properties managed by High Associates.

Ms. Long joined High Associates in 1996 as the Commercial Property Manager for the Greenfield Corporate Center and other commercial/industrial real estate located within Lancaster County, Pennsylvania.  In this role, she was responsible for both the property management and financial functions. In 1999, she assumed the role of Operations Manager for all of High Associates’ commercial/industrial and residential real estate.  In this role, she was responsible for managing all aspects of the residential property management day to day operations through our IT platform; assisting in the development of the annual High Associates department budgets and the development of the annual budgets for the commercial/industrial and residential portfolios.  She was promoted to her current position of Director of Real Estate Operations in 2004.

A graduate of Eastern University, Ms. Long holds a B.A. degree in Organizational Management and a Masters degree in Business Administration.  Ms. Long’s membership in real estate industry groups includes the MRI User Group, National Association of Realtors, the Lancaster County Association of Realtors, the Institute of Real Estate Management and the Commercial and Industrial Real Estate Council.  Additionally, she participates in community service groups including Leadership Lancaster, the American Cancer Society, serves as a board member on the Office of Aging Advisory Council and served as Chairperson of the Office of Aging Advisory Council (2012 & 2013) and served as a board member on the Lancaster County Drug and Alcohol Commission Advisory Board.