Perini Corporation Announces Conference Call to Discuss First Quarter 2008 Results

Perini Corporation (NYSE: PCR), a leading building and civil construction company, announced today that it will host a conference call at 4:30 PM Eastern Time on Wednesday, May 7, 2008, to discuss the company’s first quarter 2008 results. Speakers on the call from Perini Corporation will be Ronald N. Tutor, Chairman and CEO, Robert Band, President and COO, and Kenneth R. Burk, Senior Vice President and CFO. The Company plans to distribute its earnings announcement the same day at market close. To participate in the conference call, please dial the following number five to ten minutes prior to the scheduled conference call time: (800) 638-5495 and enter the pass code 11457131. International callers should dial (617) 614-3946 and enter the pass code 11457131. If you are unable to participate in the call at this time, a replay will be available on Wednesday, May 7 at 5:30 PM Eastern Time, through Wednesday, May 14 at midnight Eastern Time. To access the replay dial (888) 286-8010 and enter the conference ID number 77937526. International callers should dial (617) 801-6888 and enter the same conference ID number 77937526. This conference call will be broadcast live over the Internet and can be accessed by all interested parties on Perini's website at www.perini.com. To listen to the live call, please go to Perini's website at least fifteen minutes prior to the start of the call to register, download, and install any necessary audio software. For those unable to participate during the live broadcast, a replay will be available shortly after the call on Perini's website for 90 days. About Perini Corporation Perini Corporation is a leading construction services company offering diversified general contracting, construction management and design-build services to private clients and public agencies throughout the world. We have provided construction services since 1894 and have established a strong reputation within our markets by executing large complex projects on time and within budget while adhering to strict quality control measures. We offer general contracting, pre-construction planning and comprehensive project management services, including the planning and scheduling of the manpower, equipment, materials and subcontractors required for a project. We also offer self-performed construction services including sitework, concrete forming and placement and steel erection. We are known for our hospitality and gaming industry projects, sports and entertainment, educational, transportation, healthcare, biotech, pharmaceutical and high-tech facilities, as well as large and complex civil construction projects and construction management services to U.S. military and government agencies.