Cornerstone’s Engineering and Design team brings extensive experience in the energy infrastructure industry to deliver safe, trouble-free, and cost-effective solutions to our clients. Our engineering staff is composed of Civil, Structural, Mechanical, and Electrical engineers, licensed in AL, CT, ID, LA, ME, MA, MD, NC, NH, NJ, NM, NY, OH, OK, PA, PI, SC, TX, VT, VA and WV. Our clients benefit from our expertise in Project Development, Project Execution, and Construction Phase Services. Our successful project background includes: Custody Transfer Gate Stations, LPG, LNG and CNG facilities, crude oil gathering lines including storage and pumping terminals, as well as natural gas distribution and transmission pipelines.