Member Directory


Duffield Associates, Inc.


211 N. 13th St., Ste. 704
Philadelphia, PA 19107

Main Contact: Ms. Jennifer Gresh

http://www.duffnet.com/


Business Description:

Geotechnical/Environmental/Water Resources/Construction Services


Business Type:


Business Information:

  • Established in 1976
  • Middle Market
  • Member Since 1999

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