Transform Your Home with Energy-Efficient Windows
With years of experience and a team of skilled professionals, we specialize in enhancing homes with energy-efficient, stylish windows and doors. We proudly serve communities throughout the Greater Toronto Area, including Oshawa, Hamilton, Newmarket, and beyond.
Our Services
We offer a comprehensive range of services to fulfill your window and door needs, including:
- Free on-site estimates: Get an accurate and personalized quote with no obligation.
- Expert installation: Our skilled technicians ensure careful and reliable installations.
- Comprehensive warranty: Enjoy peace of mind with our industry-leading warranties.
- Wide selection of products: Choose from a diverse range of windows and doors to match your style and budget.
Our Products
At On Star Windows & Doors, we prioritize quality and performance. Our windows and doors feature:
- High energy efficiency: Keep your home cozy in winter and cool in summer with advanced insulation technology.
- Durable construction: Built to withstand the elements and enhance your home's curb appeal.
- Variety of styles: Choose from a wide variety of window and door styles to perfectly complement your home's design.
Expert craftsmanship meets exceptional customer service to deliver the ultimate window and door experience. Choosing On Star Windows & Doors means
- Transparent communication: We keep you updated throughout the process, from estimating to installation.
- Prompt responses: Our friendly customer service team is always ready to answer your questions.
- Competitive pricing: We offer transparent and affordable pricing with special offers and financing options available.
Contact us today to schedule your free on-site estimate and discover the difference On Star Windows & Doors can make in your home!
Professionalism and Work Quality
On Star Windows has reportedly received numerous 5-star reviews from satisfied customers who praise their professionalism, work quality, and customer service. Vlad, the owner, is described as responsive, courteous, and organized, ensuring that the installation process is completed efficiently and effectively. The installers are consistently praised for their friendly and organized nature, showing up on time and doing a thorough job.
Pricing and Value
Several customers mention that On Star Windows offered competitive pricing, making them a great value for the quality of work received.
Installation and Materials
The windows and doors installed by On Star Windows are described as high-quality, with customers raving about the exceptional workmanship, attention to detail, and cleanliness of the installation process.
Customer Service
Some customers mention that the customer service team could improve in responding to requests and issues, while others praise Vlad's prompt and helpful service in resolving any problems that may arise.
Condensation and Warranty Issues
One customer experienced issues with condensation and sealant leakage on their windows, which was not addressed by the company despite multiple requests for assistance. This suggests that On Star Windows may not honor their warranty as promised.

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