From sophisticated French doors to space-saving bifolds, sleek sliders, windows, garage doors, and fencing solutions, Landmark delivers exceptional products that blend outstanding performance with lasting durability and robust design.
From sophisticated French doors to space-saving bifolds, sleek sliders, windows, garage doors, and fencing solutions, Landmark delivers exceptional products that blend outstanding performance with lasting durability and robust design.
We provide professional installation services and guarantee exceptional customer care for all of your door and window needs.
From the moment your door or window leaves our local warehouse, our white-glove delivery team takes exceptional care of your order. We offer flexible scheduling any day of the week.
Our Door Fitting service guarantees a precise, seamless installation for enhanced security.
Our Windows Installation service ensures secure, energy- efficient, and beautiful window fittings.
Our Custom Design service crafts windows and doors tailored to your unique style and needs.
Yes, our premium doors and windows are designed and manufactured with energy efficiency in mind first. Our product lines, feature weatherproof seals, all-weather tested double-pane or tempered glass, smooth, durable rollers, robust locking systems, and heavy-duty components that come with the Landmark stamp of approval.
Yes. Please reach out to sales@landmarkbuildingco.com for general inquiries and quotes on custom solutions.
In-Stock Items
• In-stock items must be returned within 7 days of delivery in their original condition and packaging.
• Returns are subject to a 15% restocking fee.
• Customer is responsible for return shipping or drop-off at our Dallas warehouse.
• Items that have been installed, altered, or damaged cannot be returned.
Damaged or Defective Products
• Any claims for damage or defects must be reported within 48 hours of delivery.
• Please provide detailed photos and a written description of the issue.
• If verified, we will offer a replacement, repair, or refund at our discretion.
Custom Orders (Including All Special Sizes, Iron Doors, Bi-Fold & Sliding Systems)
• All custom and special-order products are non-refundable and non-returnable once the order is confirmed and production has begun.
• A 50% deposit is required upon order approval. Once CAD drawings are finalized and approved by the customer, the order is considered final.
• Cancellations before CAD approval may be eligible for a full refund.
• Cancellations after CAD approval but before production begins may be subject to a 25% cancellation fee.
• Cancellations after production begins are not eligible for refunds, as all products are made to order.
General Notes
• All returns or cancellations must be requested in writing and approved by our team.
• Refunds (if applicable) will be processed within 7–10 business days of approved return or cancellation.
Please email info@landmarkbuildingco.com for help with your order or questions about a product.