Duffield Associates
Engineering office
1528 Walnut St, 19102 PhiladelphiaEngineering office
1528 Walnut St, 19102 PhiladelphiaEngineering office
1601 Walnut St, 19102 PhiladelphiaEngineering office
1515 Market St, 19102 PhiladelphiaEngineering office
1500 John F Kennedy Blvd, 19102 PhiladelphiaEngineering office
1500 John F Kennedy Blvd, 19102 PhiladelphiaEngineering office
7942 Pleasant St, 19038 GlensideEngineering office
3770 Ridge Pike, 19426 CollegevilleEngineering office
1510 Cecil B Moore Ave, 19121 PhiladelphiaEngineering office
260 S Broad St, 19102 PhiladelphiaArchitect · Design · Engineering office · Parking lots · Physical and rehabilitation medicine · Transportation
230 S Broad St, 19102 PhiladelphiaEngineering office
3324 Hermitage Rd, 19810 WilmingtonEngineering office
303 Dressage Ct, 19382 West ChesterEngineering office · Video production
3801 Ridge Pike, 19426 CollegevilleEngineering office
1207 Locust St, 19107 PhiladelphiaConsulting · Engineering office · Sanitary fitter
3801 Germantown Pike, 19426 CollegevilleEngineering office
25 W Skippack Pike, 19002 AmblerEngineering office
7 E Skippack Pike, 19002 AmblerRenovation · Sanitary fitter · Consulting · Engineering office · Public authority
701 Market St, 19106 PhiladelphiaEngineering office
4900 S Broad St, 19112 PhiladelphiaEngineering office
100 N Independence Mall W, 19106 Philadelphia