Moretrench announces that Greg Ziegler has been promoted to vice president. Ziegler has extensive experience in construction dewatering, ground water and potable water treatment plant installation, ground freezing, landfill gas well system installations, slurry trenching, large-scale mechanical/earthwork projects, and industrial infrastructure work. Since joining Moretrench as a project manager in 2004, he has managed some of the company's most significant and challenging projects. "On behalf of all of us at Moretrench, I want to congratulate Greg on his promotion and thank him for the excellent work he has done to date,” says Moretrench president Arthur Corwin. “We look forward to his increasing role in the future success of our company."