Compare 6 Local Door & Window Companies in Belfast

All Locks NI is a leading 24/7 locksmith service operating throughout Northern Ireland. We specialise in emergency lockouts, lock replacements, and security upgrades for homes and businesses. With over 20 years of experience and British Standard Approved Locks, we guarantee rapid response times, transparent pricing, and professional workmanship.

Northern Windows & Joinery specialises in supplying and fitting high-quality windows, doors, and staircases across Northern Ireland. With over 40 years of experience, we combine traditional craftsmanship with modern technology to deliver durable, energy-efficient solutions for residential and commercial properties. Our services include bespoke timber sash windows, composite doors, PVC windows, and staircase installations, all backed by a 10-year guarantee.

John Hunter Glazing provides expert commercial and domestic glazing services across Belfast and Northern Ireland. With decades of experience, we specialise in installations, repairs, and 24/7 emergency glass solutions, combining technical excellence with client-focused service. Our accredited team ensures every project meets the highest standards of quality and reliability.

Dessian Products manufactures premium PVCu windows, doors, and conservatories using REHAU profiles. We provide energy-efficient, secure solutions for trade and public sector clients across the UK and Ireland. Our services include technical support, marketing assistance, and the Satellite software platform for business management.

Belfast Sash Windows specialises in professional sash window repair, restoration, and thermal insulation services for residential properties. Using high-quality softwood and hardwood materials, we combine traditional craftsmanship with modern energy-efficient techniques. Our team delivers tailored solutions for preserving historic windows while enhancing functionality and thermal performance.

Baskil Windows specialises in manufacturing certified Passive House windows and doors since 1973. We combine 50 years of engineering expertise with sustainable practices to create energy-efficient building solutions tailored for diverse architectural styles. Our products undergo rigorous quality control and are supported by nationwide installation services.