Our corporate offices have been relocated to Seneca, Pennsylvania in Venango County at 3272 State Route 257 Seneca, PA - centrally located between Erie & Pittsburgh.

Since June, 2000, Horizon has been involved in the successful completion of a variety of municipal, commercial and industrial civil design and construction projects.  We strive to achieve the perfect balance between cost control, and quality durable sustainable products. We stand behind every project with confidence that the product delivered will meet the intended need of the owner.

3272 State Route 257
Seneca, PA  16346
Phone: (814)493-8329
Fax: (814)493-8603

Office Hours:
Monday - Friday
8:00AM to 4:00PM
     HEAVY/HIGHWAY                    GENERAL BUILDING              WATER/WASTEWATER