Competitive Building Supply Inc.

Competitive Building Supply Inc. Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Competitive Building Supply Inc., Building Material Store, 380 Central Avenue West, Brockville, ON.

Location: 380 Central Avenue West, Brockville Ontario

Office: 613-985-2667 (613-985-COMP)

Email: [email protected]

OPEN: Monday-Friday 7:00am-4:00pm
CLOSED: Saturday + Sunday

đźš› Another Big Delivery Rolling Out!A full load of under slab insulation headed out to one of our trusted home builders! ...
04/30/2026

đźš› Another Big Delivery Rolling Out!

A full load of under slab insulation headed out to one of our trusted home builders! 🏗️

Starting with the right materials makes all the difference—this job is set up for solid performance from the ground up.

Whether you're building a new home, tackling a renovation, or managing a large project, we’ve got the products and supply to keep things moving.

📦 Big or small, we can supply it all.

Stop by or reach out to get your next order ready!

Prices matter — and so does where you buy.  If you’re a homeowner or contractor, send us your material list or building ...
04/13/2026

Prices matter — and so does where you buy.

If you’re a homeowner or contractor, send us your material list or building plans today.

We offer special contractor pricing on all building materials to help you save more on every job

Give us one shot and we will earn your business !!

(613) 985-2667

FLORIDA   ➡️   BROCKVILLEon route back to its new home  @  Competitive Building Supply Inc. 🚙💙
03/16/2026

FLORIDA ➡️ BROCKVILLE

on route back to its new home @ Competitive Building Supply Inc. 🚙💙

🔥 Spring Sale Alert! 🔥Upgrade your home with durable, stylish Imperial metal railings and save big!For a limited time, e...
03/13/2026

🔥 Spring Sale Alert! 🔥

Upgrade your home with durable, stylish Imperial metal railings and save big!

For a limited time, enjoy 35% OFF all in-stock metal railings, both white and black to choose from. Perfect for decks, stairs, porches, and more — strong, modern, and built to last.

âś… High-quality metal construction
âś… Ready-to-go in-stock items
âś… Limited-time 35% savings

Don’t miss out — once they’re gone, they’re gone!

📩 Message us today or stop by to check out what’s available.

🔨 Inventory Clear-Out Sale! 🔨It’s time to make room for new stock, and that means BIG SAVINGS for you!For a limited time...
03/11/2026

🔨 Inventory Clear-Out Sale! 🔨

It’s time to make room for new stock, and that means BIG SAVINGS for you!

For a limited time, select nails are 50% OFF while supplies last! Whether you're working on a renovation, building a deck, or tackling a weekend DIY project, now is the perfect time to stock up.

âś” Framing Nails
âś” Finishing Nails
âś” Roofing Nails
âś” And more!

🛠 Half price – 50% OFF
📦 While quantities last

Stop by the store today and grab a deal before they’re gone!

A full truckload of rigid foam insulation being delivered for the new Food Basics in Prescott! 🚛From large commercial bu...
03/10/2026

A full truckload of rigid foam insulation being delivered for the new Food Basics in Prescott! đźš›

From large commercial builds to small projects, we’re ready to supply everything you need.

âś… Reliable supply
âś… Quality materials
âś… Projects of any size

Call us for your next project!

Upgrade Your Home—The Competitive Way!Premium Windows & Doors  Durable Siding, Soffit & Fascia  Stunning Stone Accents  ...
02/06/2026

Upgrade Your Home—The Competitive Way!

Premium Windows & Doors
Durable Siding, Soffit & Fascia
Stunning Stone Accents
Top-Quality Roofing Solutions

ALL OF THE MATERIALS FOR THIS EXTERIOR PROJECT IS SUPPLIED BY US and INSTALLED BY SOME OF OUR TEAM AT COMPETITIVE RENOVATIONS INC

From supply to install, Competitive Building Supply delivers unbeatable value, pro craftsmanship, and a spotless job site—every time.

(613) 985-2667

02/01/2026

‼️ ATTENTION ALL CONTRACTORS!! ‼️
🚨 25% OFF WINDOWS & DOORS FOR NEW CUSTOMERS (Supply Only)! 🚨

Are you a contractor, builder, or homeowner looking to save BIG?
Competitive Building Supply is Brockville’s new building supply center, and we’re on a mission to earn your business!

🔥 Here’s what we offer:
25% OFF all windows & doors for new customers (supply only)
Full exterior supply solutions: soffit, fascia, siding, roofing, and more
Pressure-treated lumber, white building lumber, under slab insulation, wall insulation
Railings: glass, aluminum, and more
We handle ALL your takeoffs, building plans, and project material lists
Fast quotes, expert advice, and unbeatable service
Reliable delivery for all your building supply needs—straight to your jobsite or home!

2026 CONTRACTOR SIGN-UP INCENTIVES!
Open a new account for the 2026 season and unlock exclusive benefits and savings.
Big contractors get even more:
Discounted delivery
Special pricing for full truckloads and bulk orders!

Our expertise is in providing the complete exterior package and building envelope—everything you need to get the job done right.

📍 Visit us at 380 Central Ave, Brockville
📞 Call us today: 613-985-2667

We’re the startup that’s HUNGRY for your business. Give us a chance—try us today and you won’t regret the savings!

Let’s build something great together.

Location: 380 Central Avenue West, Brockville Ontario

Office: 613-985-2667 (613-985-COMP)

Email: [email protected]

OPEN: Monday-Friday 7:00am-4:00pm
CLOSED: Saturday + Sunday

01/31/2026

Build Better. Build Local.

Upgrade your next project with Brockville’s trusted source for premium building supplies.

Featured Products:

-Lumber: Top-grade materials for every job—framing, finishing, and custom orders.

-Railings: Durable, stylish options for decks, stairs, and safety upgrades.

-Insulation: Stay efficient year-round with quality insulation for residential and commercial builds.

-Siding : Boost curb appeal and protect your investment with professional-grade siding.

- Aluminum ( flat stock )

Why Choose Competitive Inc.?
Local expertise, competitive pricing
Fast, reliable delivery across Ontario

Serving Contractors & Homeowners
Visit us in Brockville or call for a custom quote. Partner with a supplier who understands your standards.

Get it done right. Get it done with Competitive.
competitiveinc.ca

380 central avenue west , Brockville
📞 613-985-2667

01/30/2026

Stop Overpaying for Windows & Doors!

Contractors, homeowners, and builders—why pay more? At Competitive Inc., we guarantee major savings and top-quality windows and doors for every project.

Our promise:
✔️ Free, no-pressure quotes
✔️ Friendly, expert advice
✔️ The best prices in Brockville—guaranteed
✔️ Products you'll be proud to show off

Don’t just take our word for it—call us today for your free quote. We guarantee you won’t regret it!

📞 (613) 985-2667 ( Competitive Building supply )
📞 (613) 498-4904 ( Competitive Renovations )

Address

380 Central Avenue West
Brockville, ON
K6V5J9

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