Tetra Tech, the Pasadena, Calif., engineering firm, has elevated Executive Vice President Leslie L. Shoemaker to president, a role held by Dan L. Batrack, who remains CEO and chairman. Shoemaker had been president of the firm’s water, environment and infrastructure division since 2015. She also designed Tetra Tech’s corporate sustainability program and is its chief sustainability officer. Tetra Tech ranks at No. 5 on ENR’s list of The Top 500 Design Firms, reporting nearly $2.9 billion in 2018 revenue.

New York City-based design firm Thornton-Tomasetti announced a management succession as of Jan. 1. Managing Director Peter DiMaggio and Managing Principal Michael Squarzini become co-CEOs; current CEO and Chairman Tom Scarangello will be executive chairman. Washington, D.C.-based Managing Principal Wayne Stocks becomes president and will lead firm business units along with San Francisco-based Managing Director Gary Panariello. President Raymond Daddazio becomes senior consultant.

Jim Ray has joined HNTB Corp., Kansas City, Mo., as corporate president and executive vice president. He had been a senior infrastructure adviser to Transportation Secretary Elaine Chao and partner at consultant KPMG. Ray also served in top legal and administrative roles in two federal agencies. The firm also elevated to corporate executive vice president level: John Friel, western region president; Keith Hinkebein, design-build president nationally; and Scott Butzen, enterprise operations officer.

National construction law firm Peckar & Abramson, New York City, has named three attorneys to its expanding Texas practice.  Timothy A. Rothberg joins the firm as partner based in Houston. Formerly heading his own practice, he also specializes in oil and gas and energy sector issues; Jonathan Scott Miles now is senior counsel, also in Houston, and is former corporate counsel for The Brock Group; and Ian Fullington is associate based in Dallas, specializing in construction and construction defect litigation.

Alliance Architects Inc., Richardson, Texas, has named Barbara A. Caires senior vice president. She continues to lead and direct the firm’s interior design team.

Sarah Johnson, corporate sponsorship director of Britain’s HS2 Ltd., the firm building the country’s multibillion-dollar high-speed rail system, has been named CEO of the government organization that will oversee the $5.4-billion upgrade of London’s 1,100-room Palace of Westminster, which houses Parliament and dates to the mid-19th century. The so-called “shadow sponsor body” was established in 2018 to set the scope, budget and schedule of the Parliament restoration and oversee execution. The project is set to complete by the mid-2020s, a renovation program spokesman says.

Arcadis has named Nilesh Parmar as its first chief entrepreneur for its U.K. operations. He was the Dutch design firm’s London-based regional leader for manufacturing, logistics and technology work. The new role was created to “bring entrepreneurial flair to new business creation,” says Arcadis.

Henderson Engineers, Kansas City, has elevated Julie Pierce to senior vice president. She continues as a business unit leader for the firm’s work in education, sports and recreation and also leads its lighting design group, which she co-founded in 2002.

Carey Allen has joined Walnut Creek, Calif., design firm Brown & Caldwell as senior vice president and leader of its integrated project delivery (IPD) practice. Based in Miami, she had been a senior vice president in the water practice of contractor Kiewit.


David P. Suder, the Anaheim, Calif.-based west coast unit president and CEO of specialty interiors contractor KHS&S, died on Oct. 7, the firm posted on its web page. He was 58. A firm spokesman said the cause of his death in his sleep was still being determined. He said COO Phil Cherne will be acting unit CEO.

KHS&S ranks at No. 69 on ENR’s Top 600 Specialty Contractors list, reporting $367.6 million in 2018 revenue.