RETTEW is pleased to announce three new hires at its offices in Lancaster and Pittsburgh, Pa. and Denver, Colo.; John Brock is located in Lancaster, Daniel Pulice is in Pittsburgh and Robert J. Roth works in the Denver office.

John Brock

John Brock

Brock is a resident project representative working at RETTEW’s headquarters in Lancaster, and is a part of the firm’s civil and municipal service area. Brock has 30 years of construction and project management experience across a wide range of project types including water, wastewater, oil and gas, airport expansions and landfill expansions and closures. He will focus on construction budgeting, construction oversight and materials procurement, among other construction-centric services at RETTEW. Brock previously worked at Barge, Waggoner, Sumner, and Cannon, Inc. in Knoxville and the City of Morristown, both in Tennessee, as well as Track Builders Inc. in Pennsylvania as a project manager. He currently calls Carlisle, Cumberland County his home.


Daniel A. Pulice


Pulice, a professional geologist with 15 years of experience in the field, will be working from RETTEW’s Pittsburgh office in the geosciences service area where he will bring his expertise in geotechnical consulting, fieldwork and construction inspection. Pulice specializes in construction inspection, geotechnical subsurface investigations and instrumentation, field mapping, slide investigation and core drilling program oversight. His responsibilities at RETTEW will include oversight and coordination of test boring programs and evaluations of various aspects of geologic field conditions. He previously worked for HDR Engineering Inc. where he was a field geologist and construction inspector who oversaw projects such as the North Shore Connector, an extension of Pittsburgh’s light rail subway involving a half-mile tunnel under the Allegheny River. Pulice has his Bachelors of Science in Geology from West Virginia University. He lives in Weirton, W.V.


Robert Roth

Roth, a civil and environmental engineer, is based out of RETTEW’s Denver, Colo. office, where he joins the energy and environmental service area. He is an expert in wastewater treatment, groundwater treatment, landfill remediation, stormwater pollution prevention and data evaluations with 27 years of experience. Roth has successfully managed the design and construction of more than 40 groundwater remediation projects for industrial and commercial clients. At RETTEW he will be primarily focused on soil and groundwater remediation and design along with industrial wastewater treatment, landfill remediation and site civil design. Roth formerly worked for Groundwater & Environmental Services Inc. in New Jersey as a senior engineer. He is involved in the National Ground Water Association (NGWA), the Society of Military Engineers (SAME) and the Water Environmental Federation (WEF), and is a member and volunteer for the ManKind Project, which helps men who have fallen on hard times by hosting support groups and prison workshops for inmates. Roth received his Bachelors of Science in Civil Engineering, his Masters of Science in Environmental Science and his doctorate in Civil Engineering from Rutgers University. He resides in Littleton, Colo.