Top 5 Window Companies in Nanaimo: A Guide for Local Homeowners

When it’s time for window replacement in Nanaimo, choosing the right company makes all the difference. Product quality, professional installation, and long-term energy savings should be among your top priorities – and don’t forget that Nanaimo homeowners need windows built for the coastal BC climate.

Whether you're upgrading old, worn-out windows to boost your curb appeal or need energy-efficient products to bring down those high energy bills, use this guide to the top 5 window companies in Nanaimo to make the smart choice for your home and comfort.

5 Best Window Companies in Nanaimo

• Centra Windows & Install Pros
• Pacific View Windows
• West Coast Windows
• Renewal by Andersen
• Van Isle Windows

Let’s break it down and see why Centra Install Pros remains Nanaimo’s top choice for window replacement.

Who Are the Top Window Installers in Nanaimo?

1. Centra Install Pros – Best Overall Window Company in Nanaimo

Local, experienced, and built for Vancouver Island. Centra Install Pros is the top-rated choice for window and door replacement in Nanaimo. With over 40 years of experience and a 100% Employee Owned team, Centra combines locally made products with expert installation – no subcontractors, and no finger-pointing.

Why Nanaimo Homeowners Choose Centra:

• Installers Who Work for You

Every window is installed by full-time Employee Owners, not third-party crews. That way, Centra can provide consistent quality and dedicated service on every project.

• Nanaimo’s Best Window Warranty

Centra’s 30-year full warranty covers frame, glass, AND installation! We even cover the labour costs, and the warranty is fully transferable to any new homeowners down the line.

• Windows That Qualify for BC Rebates

Our windows meet the highest energy-efficiency standards and help you access CleanBC rebates and federal loans – with expert in-house support to help guide you through the process!

• Made in BC, for BC

Centra’s windows are engineered to stand up to the wet winters, salt air, and sun exposure common in Nanaimo’s climate.

• We Give Back to Nanaimo

Through the Centra Cares Foundation, we’ve donated over $2 million to local initiatives. Supporting Centra supports our Vancouver Island communities.

If you’re planning to stay in your home for years to come, Centra Install Pros is the smartest investment you can make – local, built to outperform the competition, and installed by people who genuinely care. We don’t just work for Centra – we’re all owners, and we treat every home like it’s our own.

Want expert advice and windows that last? Get a free consultation from the pros who know Nanaimo best.

2. West Coast Windows – High-End Options with a Modern Look

Based in the Lower Mainland, offers efficient window options, and caters to homeowners seeking a contemporary or high-end aesthetic.

Highlights:

• Focus on modern architectural styles
• BC-manufactured windows
• Higher-end pricing options

An option for homeowners with a design-forward vision, with a range of styles to choose from.

3. PacificView Windows – Installing well-known window products

Partners with manufacturers such as Vinyltek and All Weather Windows. While they don’t manufacture products themselves, they do offer supply and install services across the Island and have built a positive reputation for working with trusted brands.

Highlights:

• Focused on residential window and door replacement
• Offers a range of styles including vinyl options
• Warranty varies based on product line

While they’re not a manufacturer, they do provide competitive window solutions from major brands paired with contractor services tailored to local needs.

4. Renewal by Andersen – U.S.-Based Brand with Composite Window Options

Operates on Vancouver Island, offering supply and install services using composite frames. While the product is manufactured outside of BC, they handle the full installation process through local crews.

Highlights:

• Provide manufacturing and installation services
•  Composite frames (not wood, aluminum, or vinyl)
• 20-year warranty on glass and frames, 2 years on installation

An option for Nanaimo homeowners looking for products at higher price points for their projects.

5. Van Isle Windows – Custom vinyl windows with local service

Has served Nanaimo for decades and also manufactures their own windows. They offer both window and door replacement services, and have a range of styles to choose from.

Highlights:

• BC-made Vinyl windows
• Established reputation among local homeowners
• In-house installation services

A good choice for homeowners looking to work with a local company that handles both manufacturing and installation.

Why Choose Centra Install Pros in Nanaimo?

No one knows window replacement on Vancouver Island like Centra Install Pros. We’ve helped thousands of homeowners across Nanaimo and surrounding areas improve their comfort, reduce their energy bills, and boost their home value.

When you choose Centra, you're choosing:

• Canadian-made windows, manufactured and installed by one company
• A 100% Employee Owned business that stands behind its work
• A 30-year warranty covering every part of the window – frame, glass, and installation
• Locally customized advice and solutions
• A company that supports the community and prioritizes service

We don’t cut corners – we build and install your windows for long-term peace of mind.

FAQ: Nanaimo Window Replacement

What are the best windows for Nanaimo homes?

Triple-pane vinyl or hybrid vinyl-aluminum windows are great options. These help resist salt air, prevent condensation, and boost energy savings year-round.

Are there rebates for replacing windows in Nanaimo?

Yes! Programs like CleanBC and Canada Greener Homes are available in Nanaimo – offering rebates and 0% loans for qualifying energy-efficient windows and doors. Learn more in our handy BC rebate guide, or check out our rebate calculator!

Should I choose a company that manufactures and installs windows?

Absolutely. Working with a single company like Centra ensures better warranty coverage, installation quality, and accountability.

Final Thoughts: Which Window Company is Best for Your Nanaimo Home?

Nanaimo offers a strong list of window installation companies, but only one delivers top-tier local manufacturing, an unrivalled 30-year warranty, and installer-owners who care about every project: Centra Install Pros. So if you’re planning a window replacement project on Vancouver Island, don’t settle for less than the Pros!

Ready to upgrade? Book your free quote or stop by our Nanaimo showroom!

Centra: Nanaimo's Top Choice for Windows & Doors

Have an upcoming window and door project? Reach out to the experts at Centra Windows & Install Pros for a free consultation! If you have any questions regarding this topic or anything else to do with windows, contact a local Centra Employee Owner at 1-888-534-3333 or drop us an email at info@centra.ca. Follow us on Facebook and Instagram to stay up to date, and test your window knowledge on LinkedIn.

Centra Install Pros proudly serves Nanaimo as well as the following areas: