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Professional Window & Door Repair Service for homes and businesses

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CALL 021 289 1972

Our Services Auckland-Wide

  • We specialise in the repair and maintenance of sash, awning, casement, sliding, and bifold windows across both aluminium and timber joinery.

    Whether it’s eliminating draughts, sealing leaks, or restoring smooth operation, we ensure your windows are warm, weather-tight, and secure. From stiff or loose hinges to broken handles and faulty locks, we replace worn components to bring your windows back to full working order.

  • We repair and maintain external, internal, sliding, and bifold doors, working with both aluminium and timber joinery.

    From fixing stiff operation and replacing broken handles, hinges, and locks, to correcting alignment issues, we restore full functionality and security for both residential and commercial properties.

  • Timber Joinery Hardware Repairs and Replacements

    GC Tradesmen specialise in repairing and replacing hardware on timber joinery windows and doors. We service a wide range of components including hinges, handles, latches, and locks to restore smooth operation, enhance security, and extend the life of your timber joinery.

  • We provide professional glass replacement services for broken, cracked, or damaged panes in single-glazed window units.

    Whether it’s timber or aluminium joinery, GC Trades ensures a secure, weather-tight fit to restore clarity and safety to your home or business.

  • Enhance the safety and security of your home or business with our professional window and door upgrade services.

    We offer lock replacements, child safety solutions including compliance upgrades for pool areas as well as hardware upgrades and mesh replacements for security screens.

  • Keep your windows and doors in top shape with GC Trades' regular maintenance service. Our expert technicians will inspect, adjust, lubricate, and seal key components to prevent costly repairs and ensure smooth, secure operation year-round.

    Ideal for homeowners, landlords, and property managers across Auckland, this service helps maintain energy efficiency, security, and compliance with Healthy Homes Standards.

Expert Window and Door Repairs for Homes, Offices, and Public Buildings
We specialise in repairing all types of windows and doors, including both aluminium and timber joinery. Whether in residential homes, commercial spaces, offices, schools, or churches, if your windows or doors aren’t closing properly or aren’t functioning as they should, we’re here to help restore smooth operation and security.

Common Issues We Fix:

  • Windows that won’t close or seal properly

  • Broken latches, hinges, or handles

  • Sliding doors that stick or jam

  • Damaged hinges, locks, or door hardware

We service:

  • Residential Houses

    We repair and upgrade all types of window and door hardware including hinges, stays, locks, handles, friction stays, sliders, rollers, catches, and latches, ensuring smooth operation, better security, and improved insulation for your home.

    Bright living room with large windows, white walls, hardwood floor, white sofa with cushions, small side table, and a stained glass window, leading to a sunroom with desk and chair.

  • Commercial Properties

    Our team services high-use commercial doors and windows, addressing issues with hydraulic door closers, commercial-grade hinges, panic bars, security locks, auto-sliders, and aluminium joinery systems. We ensure your property remains secure, compliant, and functional.

    Glass entrance doors with metal frames at a commercial building, with a sign visible through the glass that reads "ventifia STADIUM" and a reflection of parked cars outside.

  • Hotels and Apartments

    We repair sliding door systems, soft-close mechanisms, multi-point locks, and high-usage window fittings. We also handle balcony door rollers, flush bolts, restrictors, and weather seals, improving guest comfort and maintaining high operational standards.

    Person installing or repairing a window in a high-rise building, with city buildings visible outside.

  • Educational Facilities

    We maintain and repair window stays, restrictors, tamper-proof hardware, and safety latches, ensuring compliance with health and safety standards. We also service doors with heavy-duty closers, emergency exits, and high-cycle hinges.

    A white van parked in front of a large, Victorian-style house with cream-colored siding, white trim, and a wraparound porch with decorative columns. The van has branding for 'GC Trades Window and Door Repair' and contact information.

  • Office Buildings

    From aluminium and glass door hardware to acoustic seals and floor springs, we provide seamless repair and maintenance. We handle everything from pivot sets to mortice locks, keeping your office secure and looking professional.

    A technician installing a large glass window in a modern building, with tools and equipment nearby, overlooking a commercial area with parking lots and stores.

  • Churches & Worship Facilities

    We repair traditional timber joinery, sash cord systems, heritage locks, casement stays, and push-bar mechanisms, preserving the character of older buildings while ensuring doors and windows operate smoothly and safely.

    Empty church sanctuary with wooden pews, large windows, and high ceiling with beams.
Make It

Is your door sticking, sagging, or just not working right?

Request a Free Quote

Struggling with a stuck or drafty window? We can help.

Call 021 289 1972

Why choose GC Trades

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White van with black, blue, and gray graphics and text advertising GC Trades, a window and door repair company, parked in a lot in front of a house with a porch and plantings.
Request a Free Quote
CALL 021 289 1972