Full‑Spectrum Construction Services
— From Vision to Completion
Commercial, industrial, and luxury residential projects built with integrity, innovation, and precision
— from design to delivery.
Services
Full‑Spectrum Construction Services
Our Services
At MJ Ontario Constructions, we are a full-service construction company that manages every aspect of a project — from architectural design and engineering to project management and final finishing. Our licensed professionals, project managers, and on-site supervisors ensure that every build, renovation, or expansion is executed with precision and care.
Commercial Construction
We deliver office complexes, retail spaces, and hospitality environments designed for performance, branding, and long-term value. Every commercial build reflects our commitment to quality and client success.
Industrial Construction
From warehouses and manufacturing plants to complex industrial facilities, we specialize in durable, efficient, and code-compliant solutions that stand the test of time.
Luxury Residential
We craft exceptional custom homes and luxury renovations that blend architectural beauty with lasting quality and functionality — reflecting your lifestyle and vision.
New Construction
From ground‑up builds to additions, we handle every phase — permitting, site preparation, structural work, and finishing — ensuring seamless execution and superior craftsmanship.
Architectural Services
Our architectural team collaborates with clients to create innovative, functional, and visually stunning designs — from initial concepts to detailed construction drawings.
Engineering Services
We provide structural, civil, mechanical, and electrical engineering support to ensure every project meets safety, performance, and regulatory standards.
Project Management
Every project is led by an experienced Project Manager and on‑site Supervisor who coordinate daily operations, manage trades, control budgets, and maintain transparent communication.
Seamless Execution & Dedicated Oversight
At MJ Ontario Constructions, each project is driven by a team structure designed for precision and accountability. Our Project Managers and Site Supervisors oversee daily operations — coordinating trades, tracking progress, enforcing safety standards, and ensuring transparent communication every step of the way.
From design approvals to final inspections, our structured management approach guarantees consistent quality and timely delivery for every build — commercial, industrial, or residential.
Quality, Safety & Warranty
We uphold the highest construction standards — from design integrity to on‑site safety. With up to $10 million liability insurance, an HCRA licence, and our own in‑house trades, every project is built on compliance, craftsmanship, and confidence.
HCRA Licensed
Realtor® (RECO)
In‑House Skilled Trades
Workmanship Warranty
Frequently Asked Questions
What types of projects do you handle?
We specialize in commercial, industrial, and luxury residential construction — including new builds, additions, and complete renovations. Our team manages projects of all sizes with precision, transparency, and care.
Do you provide both design and construction services?
Yes. We offer comprehensive design–build services, including architectural design, engineering, and project management. Whether you have full drawings or just a concept, we can bring your vision to life from start to finish.
How are your projects managed on-site?
Each project is overseen by a dedicated Project Manager and on-site Supervisor who handle daily operations, coordinate trades, and maintain quality control. This ensures your project stays on schedule, on budget, and up to standard.
Are you licensed and insured?
Absolutely. We are HCRA-licensed, fully insured for up to $10 million, and employ only certified, skilled professionals. Every project is backed by our workmanship warranty for complete peace of mind.
Do you handle permits and inspections?
Yes — we manage all permits, zoning approvals, and inspections from start to finish. Our team ensures full compliance with building codes and local regulations so you can focus on your vision, not the paperwork.
Can you collaborate with our architect or designer?
Of course. We regularly partner with architects, interior designers, and engineers to deliver cohesive, high-quality builds. We also offer in-house design support if you prefer an integrated approach.
What is your typical project timeline?
Project timelines vary based on scope, but we pride ourselves on efficient scheduling and proactive communication. Our structured workflow helps avoid unnecessary delays and keeps clients updated at every stage.
Do you offer warranty or aftercare?
Yes. Every project includes a workmanship warranty that covers defects related to our construction or installation work. We also provide post-completion support to address any follow-up concerns.
How do you ensure quality control?
Our in-house team conducts routine inspections throughout each project. We only work with trusted trades and suppliers who meet our standards for safety, performance, and finish quality.
How do you price your projects?
We believe in transparent, fair pricing. Every estimate is detailed, with no hidden fees. We tailor our pricing to the project’s size, materials, and scope, ensuring high-quality results that fit your budget.
Let’s Build Something Extraordinary Together
From concept to completion, MJ Ontario Constructions is your trusted partner for full‑service construction and renovation in Windsor and across Ontario.
Request a Free Estimate View Our Work
- 1-519-300-5381
- info@mjoc.ca
- 4585 Essex County Rd 46 Unit 201, Maidstone, ON N0R 1K0
- Fully Licensed by HCRA – Your Trusted Builder