For nearly 100 years, CTL Engineering Inc. has provided full-service consulting engineering, surveying, testing, inspection, and analytical services. Today, the company has expanded throughout the Midwest and Southern states with a total of 14 regional offices. CTL maintains a staff of over 400 employees, including professional engineers, surveyors and geologists supported by staff engineers, engineering/surveying technicians, and drillers for all engineering, civil design, surveying, testing, inspection, and construction-related projects.