Blackman Plumbing Supply, a leading distributor of plumbing, heating, and cooling supplies, reported that the company’s 2011 Trade Show attracted nearly 2,000 attendees, who took advantage of special show pricing on a range of products on display in 117 booths from more than 60 vendors.

EMCOR Group Inc. announced that its subsidiary EMCOR Services Scalise Industries has been awarded a contract for the installation of mechanical and fire protection systems in the Nuclear Physics Laboratory Building at the University of Pittsburgh.

South Hills Electric Heating Cooling announced that it has expanded its service area to the greater Pittsburgh area and beyond.

Eemax Inc., a leader in commercial, industrial, and residential electric tankless water heaters, has selected The Walter F. Morris Co., Foxboro, Mass., as its New England manufacturers representative.

Venstar®, a leading thermostat and energy management systems supplier, announced that it has expanded New York state distribution of its commercial and residential thermostats by adding two new distributors.

AstraZeneca has announced the installation of a 7,300-panel solar energy project that produces energy equivalent to about 10 percent of the campus’ office building electricity use. The 1.7 megawatt system is said to be the largest non-utility solar project in Delaware.

REC Solar, a leading solar electric provider in the United States, announced that the company is growing in the East Coast market with major commercial and residential installations in New Jersey, Maryland, and Massachusetts.

The EnergyWorks program has launched a new public education campaign to teach homeowners in the Greater Philadelphia region that making energy efficiency improvements can keep their homes cool and their energy costs down as summer temperatures heat up.

EMCOR Group Inc. announced that it has entered into a definitive agreement to acquire USM Services Holdings Inc., a leading provider of facilities maintenance solutions in North America, from Transfield Services Limited in an all-cash transaction for $255 million.