Tested and trusted Mobile Mark strives for Excellence in Engineering by designing and manufacturing site, mobile and device antennas from 30 MHz – 7.2 GHz. Recognized for introducing innovative designs in 15 wireless industries with applications that include: GPS Tracking & Fleet Management, Cellular 4G LTE & 5G Ready, Wi-Fi, RFID, Public Safety FirstNet, M2M & IoT, Smart City Networks and Autonomous & Connected Cars. Engineering and custom design services are available, Contact Us. Mobile Mark’s global headquarters, research facilities and manufacturing plant, are located near Chicago, IL. An additional manufacturing and sales facility is located near Birmingham, UK. Learn More Wireless Solutions.