About OneWest

Building trust, quality, and luxury across Toronto GTA and all of Ontario.

Our Story

Setting the benchmark in standard craftsmanship and professional management.

OneWest Construction Inc has been delivering premium residential construction and structural development solutions. We specialize in transforming spaces with structural integrity and sophisticated aesthetics.

From full-scale home renovations to creating fully legal basement apartments compliant with strict local building codes, we oversee every square inch of execution. Our focus remains on transparent communication, premium selections, and timely completion.

Our Core Values

Uncompromised Integrity

We perform honest assessments, provide detailed timelines, and source legal permits for complete transparency.

Premium Excellence

Whether finishing drywall or handling custom stone and carpentry, we execute with meticulous attention to detail.

Client Commitment

Your timeline, budget safety, and property satisfaction are our driving benchmarks throughout the journey.

Why Choose Us

Licensed & Insured

OneWest Construction Inc is fully backed by extensive liability coverage and complete WSIB protection.
Expert Tradespeople

Our operational teams consist of qualified structural frames, certified plumbing, and expert finish specialists.
Flawless Compliance

We work directly alongside local municipality inspectors ensuring structural clearances pass code without delay.

100%

Legal Compliance

250+

Projects Done

15+

GTA Areas Covered

5★

Client Reviews

Let's Build Something Great Together

Connect directly with our estimating division to setup a complete architectural walkthrough.

Contact Our Team