Steven Hunt is elevated to the newly created role of president and CEO of COWI North America, a unit of Danish engineer COWI that includes five design firms operating in the U.S. and Canada. He was CEO of one, Vancouver-based Buckland & Taylor. The others are Ben C. Gerwick Inc., COWI North America Energy, Jenny Engineering Corp. and  Ocean and Coastal Consultants Inc. Darryl Matson succeeds Hunt at Buckland & Taylor, and is named senior vice president for bridges in the parent firm. COWI ranks at No. 51 on ENR's list of the Top 150 Global Design Firms, with $880 million in total global revenue.

URS Corp. has elevated Chief Operating Officer W.J. "Bill" Lingard to the additional role of president. He succeeds Martin Koffel, who remains chairman and CEO. The company says its federal services, infrastructure and environment, energy and construction, and oil and gas divisions will report to Lingard. He is the former CEO of Flint Energy Services Ltd., a Calgary, Alberta, construction provider in the oil-and-gas sector that URS acquired in 2012. George Nash, energy and construction division COO, becomes its president on Jan. 1. He succeeds Robert Zaist, who will become vice president of corporate initiatives.

SNC-Lavalin Inc., Montreal, has named Erik J. Ryan to the newly created role of executive vice president of marketing, strategy and external relations, effective on Nov. 1. Ryan joins the firm from Rio Tinto Alcan, a Montreal mining firm of which he was senior vice president of communications. He also is former chairman of the Quebec Manufacturers and Exporters Association.

Jack Cummiskey has joined Turner Construction Co. as vice president and regional manager of the Southeast Asia region for its Turner International unit. Based in Kuala Lumpur, he was principal of Hudson Medical Properties.

The firm also says Herbert Conant, 89, former president, CEO and chairman of predecessor company Turner Corp., died on Sept. 24 in Cape Coral, Fla., of kidney failure. Conant became president in 1984 and retired in 1988. According to the firm's website, he presided over a period of expansion, including the creation of a holding-company structure, but also during a time in which the contractor also was "forced to contend with serious financial problems."