Swaminathan “Vasan” Srinivasan has been elevated to president of Terracon Consultants Inc. from chief operating officer. In the new role, Srinivasan succeeds David Gaboury, who continues as chairman and CEO. An environmental and geotechnical consultant, Terracon ranks at No. 30 on ENR’s list of the Top 500 Design Firms, with $602 million in revenue and 3,500 employees.

Vanderbilt University, Nashville, has re­appointed Philippe Fauchet to a second five-year term as dean of its school of engineering, beginning on July 1. The school says undergraduate enrollment rose 15% since 2012, and graduate enrollment is up 11%. It had about 2,000 students enrolled as of fall 2015, says its website; about 30% of undergraduates are women. The school also says it is experiencing “negative attrition,” contending that more students are earning undergraduate engineering degrees than the cohort that declared the major as freshmen.

U.K.-based contractor Laing O’Rourke plc has named Sir John Parker chairman, effective later this year. He is set to succeed firm founder Ray O’Rourke, who remains CEO. Parker is former president of the Royal Academy of Engineering and a visiting fellow at Oxford University. He also held senior roles in several business sectors, including chairman of global mining firm Anglo-American plc, which he left in February.

Richard McKinney has joined AECOM as vice president of IT strategy in its management services group’s systems engineering and information solutions business. He had been chief information officer of the U.S. Transportation Dept. and a senior adviser to the secretary of transportation on IT issues.

Mary Erholtz, marketing vice president of Superior Industries, a Morris, Minn., equipment maker, will chair the giant equipment show CONEXPO-CON/AGG set for March 2020 in Las Vegas. She is the first woman chair of the triennial event that attracted 128,000 attendees in March. Erholtz also is a board member of the Associated Equipment Manufacturers.