Mahesh Kailasam, Ph.D., joined Thornton Tomasetti’s Weidlinger Applied Science practice as a vice president and director of the Cupertino, Calif., office. Leo A. Fernandez, P.E., joined the firm’s Wall Street, New York office as a vice president in the Weidlinger Transportation practice. He has more than 20 years of experience in the inspection, analysis, rehabilitation, and design of roadway, rail, pedestrian, and long-span bridges.
Julie L. Labonte was named senior vice-president and senior program manager within AECOM’s Design and Consulting Services group’s Program and Construction Management business. She has nearly 30 years of water and wastewater expertise. AECOM named Zeynep Erdal, Ph.D., P.E., regional business line leader for its water business in the Los Angeles Metro+ region, which encompasses Southern and Central California and Nevada. Randall A. Wotring was named chief operating officer, effective July 1, 2017. He has more than 30 years of experience in the engineering and construction industry and was promoted in September 2016 to group president, Technical and Operational Services.
Jon Helhowski, P.E., LEED AP, joined STV as vice president and chief mechanical engineer. He will be based in the firm’s Douglassville, Pa., office where he will lead mechanical engineering efforts for STV’s Buildings & Facilities Division.
Barbara Arens, P.E., was named Central region business manager of the transportation and infrastructure sector at WSP USA. Stephen Bonina, P.E., was named a vice president in the Newark, N.J. office of WSP USA, where he will serve as the Eastern region fleet manager for WSP’s transit and rail technical excellence center. Shannon Williams, P.E., is a lead water resources engineer in the Portland, Ore., office of WSP USA, where she will oversee projects involving stormwater management, drainage conveyance systems, water mains, sanitary sewer systems, and pump stations. Axel Nitschke, Ph.D., P.E., was named a tunnel practice leader, based in WSP USA’s Washington, D.C. office, and will lead the firm’s practice using the New Austrian Tunneling Method. Luis A. Porrello, Ph.D., P.E., was named senior vice president and business development director for the West region of the transportation and infrastructure sector of WSP USA. Mel Sears, P.E., was named Northwest Pacific district manager and Seattle office area manager at WSP USA, responsible for oversight of the firm’s operations in Washington, Oregon, Hawaii, and the South Pacific.
GZA promoted Bruce Fairless, P.E., to principal, operating from the company’s Boston office, where he was recently named manager. His areas of specialization are geotechnical and geothermal well field design and construction. Kenneth D. Boivin, CHMM, was promoted to principal and senior vice president at GZA’s Bedford, N.H., office.
McLaren Engineering Group expanded its Orlando, Fla., office with the addition of Brett Rowan, P.E., senior structural engineer, and Mauricio Posada, P.E., senior marine engineer. McLaren’s Orlando-area projects have included work for multiple high-profile theme parks. McLaren has also engineered marine structures across the state.
Don Sepulveda, P.E., was promoted to vice president and deputy national market lead in the Railroad and Transit Practice for Michael Baker International’s West region based in the firm’s Los Angeles office. Mary Jo Hamman was promoted to office executive, overseeing Michael Baker’s two Indiana offices and more than 25 team members in Indianapolis and Highland. As part of her 31-year career, she spent 17 years with the Indiana Department of Transportation as a Design Development Section manger. Sue Barker, P.E., was promoted to office manager, overseeing 12 team members in Michael Baker’s Madison, Wis., and Milwaukee offices. She has more than 30 years of experience in transportation planning, design, construction management, and public involvement. Rick Robyak, P.E., was promoted to senior vice president and office executive in Michael Baker’s Moon Township, Pa., office. This position was created to further drive the firm’s strategic growth in the region.