Locations Springfield, MO (Headquarters) Missouri Springfield, MO Team D3 Headquarters 4600 W Kearney St, Ste 100 Springfield, MO 65803 More Info | View Map Machine Shop 2840 East Pythian Springfield, MO 65802 View Map T: (417) 831-7171 Colorado Denver, CO Office / Training Center 303 W 45th Ave, Denver, CO 80216 View Map T: (303) 744-0220