Kleinschmidt Associates, an environmental and energy engineering firm in Pittsfield, Maine, has named Charles A."Chuck" Padera as president and CEO. He succeeds Jacob A. "Jack" Palmer III, who is retiring. Most recently, Padera was senior vice president and integrated water-resources national business director at Atkins North America in Tampa, Fla. Palmer has been with Kleinschmidt since 1997.

Holland-based global engineering firm ARCADIS has elevated Gary Coates, chief operating officer of ARCADIS US, its Highlands Ranch, Colo.-based unit, to the added role of CEO, effective on May 31. He will succeed Steven Blake, who retires from ARCADIS on June 1, the firm says. The parent firm also has nominated Zack Smith to its executive board. Currently the U.S. unit's chief strategy and sales officer, Smith would also assume, on May 31, responsibility for Latin America operations, a role that Blake now has. ARCADIS also nominated Niek Hoek, board chairman of Dutch financial firm Delta Lloyd NV, to its supervisory board. He would replace Gerrit Ybema, who recently died. Both board appointments are subject to a May 7 vote by ARCADIS shareholders. Blake, a 26-year ARCADIS veteran, has been its U.S. unit CEO for 16 years. Coates, who joined the firm in 1989, previously managed the U.S unit's multinational client program.

New York City-based law firm Peckar & Abramson P.C. has hired Frank M. Rapoport as senior partner and leader of its expanded public-private-partnership (P3) practice. He was partner and chairman of the global infrastructure and P3 group at McKenna Long & Aldridge LLP, New York City. Rappoport also is outside counsel and government-affairs coordinator for the Association for the Improvement of American Infrastructure, a P3 advocacy group.

Addam Friedl has joined Environmental Systems Design Inc. (ESD), a Chicago-based building-systems design firm, as senior vice president and leader of its mission-critical-facilities practice. He was chief technology officer for critical-facilities services at Hewlett-Packard. Friedl was also a principal at EYP Mission Critical Facilities Inc., a consulting firm that HP acquired in 2008.

Dewberry, a Fairfax, Va., professional services firm, has named James Draheim as president of its nationwide architectural practice. Most recently, he was senior vice president and national director of the facilities practice at URS Corp. Draheim also was senior vice president and managing principal in Alexandria, Va., for design firm HDR. Dewberry ranks at No. 44 on ENR's list of the Top 500 Design Firms.

Angelo Arzano has joined design firm HOK, headquartered in St. Louis, as technical principal, a newly created position. He now manages project delivery and technical quality in a 17-state region. Arzano was an associate director at architect-engineer Skidmore, Owings & Merrill LLP, where he served as senior project architect for One World Trade Center, the first commercial high-rise building to be built on the former World Trade Center site.

Lynn Peterson has been named by Washington Gov. Jay Inslee (D) as state transportation secretary. She had been a transportation adviser to Oregon Gov. John Kitzhaber (D) and also was founder and principal of her own transportation consulting firm.

Burke Construction Group, a Las Vegas general contractor, has named Thomas A. Selvaggio as chief operating officer, which is a newly created role. Previously, he was founder and served as president of Bloomingdale, Ill.-based Fairbanks General Construction Inc. Selvaggio also was vice president at Chicago-based contractor F.H. Paschen/S.N. Nielsen Inc. The Burke Construction Group ranks at No. 57 on ENR Southwest's current list of the region's top contractors.