Subsurface Group, Inc. Joins Parsons Brinckerhoff

HOUSTON, TEXAS (January 3rd, 2013) – George J. Pierson, President and CEO of Parsons Brinckerhoff Group Inc., today announced that Subsurface Group, Inc. has joined PB Energy Storage Services in the US Power and Energy Division of Parsons Brinckerhoff, the 14,000-person global professional services firm specializing in infrastructure planning, design, program/construction management and engineer/procure/construction services.