6555 Rock Spring Park - Owned Property
Bethesda, MD

6555 Rock Spring Park is a 232,300 SF office building situated in North Bethesda, Maryland. Set in the heart of Rock Spring Park and at the intersection of I-495, I-270, and Democracy Boulevard, the property is a compelling location for tenants seeking a first class park like environment in the heart of Greater Washington’s biotech corridor, with easy access to and from downtown D.C.

Originally designed for owner/occupant IBM, The Atrium benefits from triple power redundancy, supplied from three independent power grids, outstanding building infrastructure, and a series of impactful building improvements made during current ownership. The Atrium is headquarters and home to the CIT division of NIH, as well as several other NIH and NIH related tenants.

Building amenities included a private courtyard, large, open plan tenant lounge with multiple seating options and WIFI access. The Atrium also features high ceilings, sky-lit open common areas, new fitness center and showers, raised floors, adjacent 750 car parking structure, a high quality food concession and an on-site first class children’s day care operation. 6555 Rock Spring also benefits from the extensive amenities contained within Rock Spring Park, including a landscaped park and water feature serving as our “front yard”. Free County provided shuttle services provides easy access to nearby shopping and Metro.

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  • 3 Story office building located in one of the premier office parks of suburban DC
  • Exclusive amenities including structured parking, double height atrium lobby lounge, fitness center and renovated common areas
  • On-site children’s day care
  • Triple power redundancy; redundant fiber and cable connectivity
  • Excellent location at the intersection of I-495, I-270, and Democracy Boulevard
  • Free shuttle to Metro
  • On-site management
  • Full service café


  • Asset Manager
    • Andrew Nathan
    • (914) 723-3533
    Property Management
    • Angela Laffkas
    • (301) 530-4250

    Brent Prossner


    (301) 530-4250