Pyr-Tech, Inc. is a professional investigation company specializing in fire and explosion incidents. Our company investigates fire and explosion events involving residential and commercial structures, motor vehicles, watercraft, and farm implements. We are headquartered in the metropolitan St. Louis area and have resident investigators located in Mt. Vernon, Illinois; Springfield, Illinois; Danville, Illinois; and Martinsburg, West Virginia. Our company is licensed to conduct investigations in Illinois, Missouri, Kansas, Iowa, Indiana, West Virginia, Virginia, and Maryland.