• The American Supply Association appointed Michael M. Adelizzi as its executive vice president, effective Sept. 4, 2007. He succeeds Inge Calderon, ASA’s executive vice president since 1995, who decided to step down in favor of taking on a new role with the group’s growing Education Foundation. Adelizzi’s most recent experience was as executive director/CEO of the Mason Contractors Association of America. He also has worked with the Illinois Chapter of the Associated Builders and Contractors.

  • The International Association of Plumbing and Mechanical Officials hired Pete DeMarco as its new director of special programs. DeMarco will join IAPMO in November and is expected to develop new programs to support green plumbing technology, products, systems, and applications. He leaves American Standard after working there for more than 32 years. He’s also served the industry in leadership roles for various trade groups, code bodies and government agencies. DeMarco helped develop the EPA’s WaterSense program, a market initiative for water-saving plumbing products.
    IAPMO also hired Dave Viola as director of special services. Before joining IAPMO, Viola served as technical director for the Plumbing Manufacturers Institute, where he oversaw all plumbing code, plumbing product standard, product certification and technical training activities. Viola has served on numerous committees and boards, including a five-year term as chairperson of the ASME A112 Committee on Plumbing. He is also a charter member of the board of directors for the Alliance for Water Efficiency.

  • Jack Tester has been promoted to head Nexstar’s business coaching department. He has extensive management experience in the heating, cooling, electrical and plumbing trades from small independent contractors to consolidator corporations.