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We are a full-service garage door company specializing in installing, repairing, and maintaining garage doors and openers. Located in Greensburg, PA, Alliance Garage Doors & Openers is dedicated to serving Western PA with reliable, professional service. Our team works with you to understand your specific needs and provide the right solutions for your home or business. From routine maintenance to new installations and everything in between, Alliance is ready to keep your garage doors operating safely and smoothly.