Mergers and acquisitions. Developer The Alter Group and private equity firm Sterling Capital Ltd., both based in Chicago, have created Ground Zero to develop telco hotels and data centers nationwide.
New York City-based Weidlinger Associates Inc., a consulting engineering firm, has opened an office in Washington, D.C., and appointed Jerome W. Rasgus regional manager.
The Di Salvo Ericson Group, Structural Engineers Inc., Ridgefield, Conn., has merged with Schupack Suarez Engineers, Norwalk, Conn.
Swanke Hayden Connell Architects of New York City has established an office in the Republic of Turkey.
Consul-Tech Engineering Inc. of Miramar, Fla., has opened a new office in Naples, Fla.
New York City-based Kallen & Lemelson Consulting Engineers opened an office in Morristown, N.J.
Washington, D.C.-based Ai Engineering has reopened the firm's Richmond, Va., offices. Thomas E. Simpson is director of operations.
On the move. New York City-based design firm Skidmore Owings & Merrill has a help wanted sign posted. President Kenneth C. Brown left at the end of January to become president of eVonyx, a Hawthorne, N.Y.-based metal-air fuel cell manufacturer. His replacement has not been selected.
Anthony Worthan is president and chief operating officer of Air Quality Sciences Inc., an indoor air quality firm based in Atlanta.
Leonard J. Skiba is now chief operations officer for Perkins & Will, an A/E firm based in Chicago.
Houston-based Watkins Hamilton Ross Architects Inc. has promoted Anthony J. Hass to principal.
Jeffrey L. Beard is now president and chief executive officer of the Washington, D.C.-based Design-Build Institute of America.
Errata.James Posey Associates Inc. was incorrectly identified in the February 2001 issue. The Baltimore-based firm is an engineering, not an architectural, firm.