Affiliations & Associations

To remain on the leading edge of engineering and related disciplines, Walter L. Phillips, Inc. employees are active in a variety of professional organizations, groups and committees.


  • American Planning Association (APA)
  • American Society of Civil Engineers (ASCE)
  • American Society of Landscape Architects (ASLA)
  • District of Columbia Association of Land Surveyors (DCALS)
  • Engineers & Surveyors Institute (ESI) Founding Member
  • International Society of Arborists (ISA)
  • Maryland Society of Professional Surveyors (MSPS)
  • National Association of Industrial Office Parks (NAIO)
  • Northern Virginia Building Industry Association (NVBIA)
  • U.S. Green Building Council (USGBC)
  • Urban Land Institute (ULI)
  • Virginia Association of Surveyors (VAS)

Committees and Groups:

  • Fairfax County Development Process Committee
  • Fairfax County Engineering Standards Review Committee (ESRC)
  • NAIOP Alexandria Government Relations Committee
  • NAIOP Arlington Government Relations Committee
  • NVBIA Urban Chapter