A lifelong resident of the Commonwealth of Virginia, Mr. Plein attended elementary and secondary schools in Fairfax County and received his high school diploma in 1976. Mr. Plein continued his education by enrolling in various business and horticultural classes at Northern Virginia Community College and continually advances his education through continuous involvement in business and community programs and events.

While still attending high school, Mr. Plein started a sole proprietorship business to service residential landscaping and lawn service needs. In 1978, Mr. Plein incorporated his business under the name of KT Enterprises, Inc. and directed the company's efforts towards providing landscape management services to commercial, industrial and multi-family residential clients throughout the Washington Metropolitan area. Mr. Plein remains CEO of KT Enterprises, Inc. which currently employs over 400 people during its peak season and provides year round, full-time employment to over 125 individuals.

In addition to KT Enterprises, Inc., Mr. Plein is a partner in several other operating businesses, including Total Development Solutions, Heritage Landscape Services, South Riding Nurseries, and Pro-Tech Service Company.  All are located in Northern Virginia and service the Washington Metropolitan area. Over the years these companies have established long standing relationships with the finest builders and developers in the region, based on quality products and services.

In recent years, Mr. Plein has focused his fulltime efforts as owner and president of Equinox Investments, LLC, a professional real estate investment, development, and management company located in Chantilly, Virginia.  The success of Equinox's projects are due in large part to their commitment in working with the communities most effected by their development.