Arden Real Estate Services is a construction company. It has designed and developed Echelon Plaza, an office complex located in Philadelphia. Echelon Plaza is surrounded by a variety of housing communities populated by an educated and skilled executive, managerial and administrative workforce. It has more than 21,000 square feet of office space on each floor and offers panoramic vistas of center city Philadelphia, Laurel Lake and Camden County, Pa. Echelon Plaza offers mechanical, telecommunications, life-safety and security infrastructures, as well as car parking with more than 500 lots. It is a nine-storey building that offers multiple tenant-controlled heating, ventilation and air conditioning, fiberoptic cabling, luncheon areas, conference rooms and elevators. Arden Real Estate Services provides property management services and is located in Philadelphia.