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Road & Highway


Jack & Bore

Heavy Civil

Storm Drain



Gregori Construction Inc. is a family-owned and operated Heavy Highway and Railroad Construction Company headquartered in western Pennsylvania with a branch office in central Florida. Founded in 1989 by Richard Gregori, P.E. our company has grown from it's first project - a streambank clearing project valued at $15,000 - to an annual revenue in excess of $40M. We have successfully completed work in many facets of the Heavy Civil Construction industry. Our clients include government agencies such as the US Army Corps of Engineers, the US Department of Energy, NASA, various Departments of Transportation (PennDOT, WVDOT, and FDOT), and many other state, county, and local municipalities. Our clients also include railway corporations such as Norfolk Southern, CSX, Florida East Coast Railway, and other shortline railway companies.

Read our Founder's Message

Work routinely constructed by Gregori includes (but is not limited to):

  • Bridge Construction & Repair (Road and Railway)
  • Environmental Remediation
  • Excavation and Grading
  • Roadway Construction & Repair
  • Baffle Box Installation
  • Drilling & Foundation Construction
  • Jack & Bore Construction
  • Site Development
  • Asphalt Paving
  • Lift Stations

Gregori Construction is fully insured and licensed to work in the mid-Atlantic and Eastern US and is able to obtain licensing as needed (see below for our current work areas, shown in green). Our Florida office was established in 2005 by Andrew Gregori, who holds Certified General Contractor and Certified Utility Contractor licenses with the FL State Contractors' Industry Licensing Board, as well as contractor licenses in TN, WV, SC and AL.

We have enjoyed building many great relationships over the course of our company's history, not only with the various owners for whom we have worked but with our subcontractors and suppliers as well. We place very high values on integrity, honesty and customer service. As we complete our 31st year of business, we are eager to service our existing customers as we have in the past and towards meeting and growing with new customers and markets.


Gregori Construction Inc. has successfully completed projects covering a wide variety of disciplines. Click here or on any of the photos below for more details


Gregori Construction Safety Statement

The Gregori Construction Senior Management’s commitment to safety is to lead by example and support the safety business function from the top down. Gregori’s top goal is to always provide a safe and healthy work environment for all employees on all our projects. We achieve this by fostering a culture focused on awareness, open communication, safety education, supervision, and safe working methods. Senior Management fully empowers our employees to expect the right to work in safe conditions. If at any time someone feels that their job task is putting them in an unsafe condition, they are encouraged to utilize our Stop Work Authority and contact any member of the Senior Management or Safety Committee to voice their concerns. Their job will never be in jeopardy for asking questions regarding safety or voicing their concerns.

-Senior Management and Safety Committee Gregori Construction Inc

Gregori Construction Safety - Related Links

Incident Report

Apply for a Job

Gregori Construction Inc. is an Equal Opportunity Employer (click HERE to view our Equal Employment Opportunity policy). We are a small family owned company which strives for efficient, smart and excellent employees. Everyone at Gregori Construction at one time or another does something outside of his or her job description willingly and it is this team work that has helped to build our success. If you feel you have what it takes to work in a fast-paced, challenging environment that welcomes creative thinking and efficient problem solving, then we would love to review your resume or job application. Below is a link to our online Employment Application, or feel free to mail or email your resume to us for consideration.

Work with Us

Are you interested in working with us as a supplier or a subcontractor? If so, we invite you to fill out THIS FORM and return it to us. We will be happy to put you into our database and contact you when opportunities arise.

Contact Us

Our PA Office Location:

Phone: 724-353-1322

Fax:     724-353-2486

Our FL Office Location:

Phone: 321-607-6160

Fax:     724-353-2486