Learn More Gregori Construction Inc. is a family-owned and operated Heavy Highway and Railroad Construction Company based in western Pennsylvania with a branch office in Central Florida. The company was started in 1989 by Richard Gregori, P.E. after many years working as a Project Manager and Superintendent for John F. Casey Company. Having started on…

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Learn More ROOFING CONTRACTORS BASED IN ALLEGHENY COUNTY, PA Doing It Right Roofing, Siding, and Remodeling LLC is Pittsburgh’s premier contracting company. Since taking on our first project in 1984, we have stayed committed to our customers by providing the very best in exterior enhancements, complete satisfaction, and up-front pricing. Reputation and Integrity Our dedication…

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