Our Company

Headquartered in Mt. Morris, Pennsylvania, MEC pushes the boundaries of current technology to pioneer the construction of gas transmission facilities. Our customers’ projects require innovative solutions and MEC's dedicated team delivers results though through determination and experience.

Mission Statement

We are driven to provide our clients with timely and cost effective construction solutions while holding safety and the well being of all employees, communities, and the environment to the highest standard.

Who We Are where-we-work family
 Who We Are  Where We Work Our Family of Companies

Our History:

MEC Construction LLC joins the SDI Gas Family of Companies

September 1, 2015

MEC Construction LLC joins the SDI Gas Family of Companies

First Water Treatment Project Completed

November 18, 2010

First Water Treatment Project Completed

First Ethanol Plant Completed

October 9, 2009

First Ethanol Plant Completed

MEC Construction LLC acquires MEC Construction business from MEC Construction, Inc.

September 1, 2009

MEC Construction LLC acquires MEC Construction business from MEC Construction, Inc.

First LNG Storage Facility Completed

November 5, 2007

First LNG Storage Facility Completed

MEC Founded – Shinnston, WV

November 18, 1981

MEC Founded – Shinnston, WV