Locations

Corporate Contact Information 1500 Spring Garden Street  Philadelphia, PA 19130
215.299.8000

Apply For a Job

  • Visit our Career Center for a complete listing of available positions and to upload your candidate profile.

Become a Day & Zimmermann Supplier:

  • Visit our Suppliers page to register your company with our Purchasing Department.

Media Relations

Business Unit Contact Information 

Engineering, Construction & Maintenance

  • Engineering and Construction
    • 866.542.2028, 125 The Parkway, Suite 400, Greenville, SC 29615 engineeringconstruction@dayzim.com
    • 713.290.0613, 363 N. Sam Houston Parkway, Suite 900, Houston, TX 77060
    • 484.768.3800, 2501 Seaport Drive, Suite 200, Chester, PA 19013
  • Day & Zimmermann NPS
    • 717.481.5600, 1827 Freedom Rd., Suite 101, Lancaster, PA 17601
    • 304.757.3703, 4 Mission Way, Scott Depot, WV 25560

  • Day & Zimmermann Open Shop
    • 918.743.4366, 5800 Skelly Drive, Suite 800, Tulsa, OK 74135
    • 623.687.2024, 1626 Litchfield Road, Suite 330, Goodyear, AZ 85395
    • 972.473.2727, 5500 Democracy Drive, Suite 140, Plano, TX 75024

Brian Hartz, Sr. VP, Business Development, brian.hartz@dayzim.com

 

Munitions  (Munitions, Security, Logistics, Base Operations, Program Management)
215.299.8000  1500 Spring Garden Street, Philadelphia, PA 19130

  • American Ordnance
    • Iowa Army Ammunition Plant, 17575 Hwy 79, Middletown, IA 5263
  • Kansas LLC:
    • 620.421.7400, 23018 Rooks Rd., Suite A, Parsons, KS 67357
  • Lone Star LLC:
    • 903.334.1410, Highway 82 West, Texarkana, TX 75501

Paul Heidenreich, SVP, paul.heidenreich@aollc.biz

Government Services (A/E) (Architecture / Engineering)  http://www.masonandhanger.com/contact/

  • Lexington, KY: 300 West Vine Street, Suite 1300 Lexington, KY 40507 phone / 859.252.9980 fax / 859.389.8870

  • Richmond, VA: 4880 Sadler Road, Suite 300 Glen Allen, VA 23060 phone / 804.285.4171 fax / 804.217.8520

  • Virginia Beach, VA: 222 Central Park Avenue, Suite 1200 Virginia Beach, VA 23462 phone / 757.222.2010 fax / 757.222.2022

  • Woodbridge, VA: 3114 Golansky Boulevard, Suite 201 Woodbridge, VA 22192 phone / 703.878.3800 fax / 804.217.8520

Workforce Solutions (Yoh)
800.654.5911
1500 Spring Garden Street, Philadelphia, PA 19130

For detailed office information, visit the
Contact Yoh page on yoh.com.