724-238-5695 Since 1990 Miltech Energy Services has been working with clients in the electric, coal, gas and mining industries in southwestern PA, northern WV and eastern OH. Providing Environmental Engineering and Permitting, Surveying and CADD Design, Engineering Design and Consulting, and Project Management. Each of our staff has over 10 years of experience in their related field providing the expertise necessary to follow through on each and every project.