Assure Holdings Corp., through its subsidiaries, provides technical and professional intraoperative neuromonitoring surgical support services in the United States. The company offers services in the areas of neurosurgery, spine, cardiovascular, orthopedic, ear, nose, throat, and other surgical procedures that place the nervous system at risk. It delivers various clinical and operational services, including scheduling of the interoperative neurophysiologist and supervising practitioner, real time monitoring, patient advocacy, and billing and collection services to support surgeons and medical facilities during invasive procedures. The company is based in Denver, Colorado.