Table of Contents

• What Full Service General Contracting Includes
• General Contractor Services: Residential, Commercial, and Industrial
  • Residential Projects
  • Commercial and Institutional Work
  • Industrial Construction
• Design-Build Contractor Approach: Simplifying Your Project
• Construction Management Windsor: Managing Every Phase
  • The Pre-Construction Phase
  • Permits and Inspections in the Local Process
  • During Construction: Coordination and Communication
  • Post-Construction: Closeout and Warranty
  • What to Ask About Timelines
• How to Choose a General Contractor: Key Questions and Vetting Steps
  • Verify Licensing, Insurance, and Coverage
  • Review Project Examples and References
  • Understand the Contract and Timeline
  • Check Permits and Inspection Responsibilities
  • Compare Quotes Like a Contractor
• Common Mistakes to Avoid When Hiring a Contractor
• What Sets a Reliable Full Service General Contractor Apart
• Conclusion
• Frequently Asked Questions

Last Updated: October 16, 2026

What Full Service General Contracting Includes

Full service general contracting means managing a complete construction project from concept through final completion, with one contractor overseeing all trades, scheduling, budgeting, and quality control.

This eliminates the coordination headaches of DIY project management.

The scope of full service general contracting typically includes:

• Project planning and design coordination with architects and engineers
• Permit acquisition and regulatory compliance with local building codes
• Material procurement and cost management

The difference between a general contractor and a handyman or specialty contractor is depth. A handyman tackles isolated tasks; a specialty contractor handles one trade.

General Contractor Services: Residential, Commercial, and Industrial

Residential Projects

Residential construction management covers new home builds, whole-home renovations, additions, and major remodeling, including kitchens, bathrooms, basement finishing, decks and patios, and structural improvements.

Residential work demands attention to detail commercial projects often don’t. Homeowners live in or near the space during construction, so dust control, noise management, and minimizing disruption matter.

Common residential projects include:

• New home construction on vacant land or infill lots
• Whole home renovations that update systems, layout, and finishes
• Room-specific remodeling (kitchen, bathroom, primary suite)

Verify licensing, insurance, and bonding before hiring, these protect you if something goes wrong.

Commercial and Institutional Work

Commercial construction covers retail spaces, office buildings, restaurants, institutional facilities, and multi-unit residential properties. Scope is larger, timelines tighter, and the cost of delays higher.

A commercial general contractor coordinates with building owners, tenants, architects, and sometimes municipal officials simultaneously. Retail or restaurant fit-outs require precise timing, missing the lease commencement date costs the tenant revenue.

Commercial projects demand:

• Fast-track scheduling to meet occupancy deadlines
• Coordination with multiple stakeholders (owners, tenants, authorities)
• Compliance with commercial building codes and accessibility standards

Industrial Construction

Industrial work includes manufacturing plants, food processing facilities, warehouses, and utility infrastructure. These projects are capital-intensive, and downtime costs thousands per hour.

Industrial contractors must understand heavy equipment installation, structural steel work, process system integration, and specialized safety protocols. A plant renovation can’t shut down production for months, so work is phased while the facility operates.

Industrial construction requires:

• Structural steel expertise and heavy equipment handling
• Phased work sequencing to maintain operations
• Specialized safety protocols for hazardous environments

Design-Build Contractor Approach: Simplifying Your Project

A design-build contractor combines architectural design and construction under a single contract.

Design-build simplifies decision-making: architects and builders plan together, so the design reflects buildability and cost reality from day one. This transparency can streamline the process versus traditional design-bid-build.

The design-build process typically follows this path:

1. Concept and feasibility, the team explores your vision and constraints
2. Schematic design, preliminary plans and budget estimates
3. Design development, detailed specifications and cost refinement
4. Permitting, the contractor handles applications and approvals
5. Construction, the same team builds what they designed
6. Closeout, final inspections and warranty handover

Design-build works best when you have a clear vision but flexibility on how to achieve it.

Construction Management Windsor: Managing Every Phase

Construction management means coordinating every phase, from pre-construction planning through post-completion follow-up. A skilled construction manager acts as your advocate on schedule, budget, and quality. What separates a well-run project from a chaotic one is usually process, not personality, and process is something you can ask about before you hire.

The Pre-Construction Phase

Pre-construction is where projects are won or lost. A thorough pre-construction phase includes:

• Site assessment, soil conditions, drainage, existing structures, access for equipment and deliveries
• Scope definition, a written scope that lists inclusions, exclusions, and allowances
• Budget development, a line-item estimate with a stated contingency (commonly 10-20% for renovations, lower for new builds with complete drawings)

Ask any contractor you’re considering to walk you through their pre-construction process. If the answer is vague, the project will be too.

Permits and Inspections in the Local Process

Most construction projects require a municipal building permit. Applications typically include drawings, a site plan, and details on structural, plumbing, electrical, and HVAC work. Timelines vary by municipality and complexity, simple interior renovations may be reviewed in weeks, while larger additions or new builds take longer.

Once construction begins, inspections are scheduled at defined stages. A typical sequence for a residential renovation or addition includes:

1. Footing and foundation inspection before concrete is poured
2. Framing inspection before insulation and drywall
3. Rough-in inspections for electrical, plumbing, and HVAC before walls are closed
4. Insulation and vapor barrier inspection
5. Final inspection before occupancy

Each failed inspection adds time. A contractor who knows the local inspection sequence schedules trades so rough-ins are complete and inspected before drywall goes up, avoiding expensive rework.

During Construction: Coordination and Communication

During construction, the general contractor keeps trades sequenced, materials on site, and the budget on track. Markers of good management include:

• A weekly written update covering progress, upcoming work, and any decisions needed from you
• A running budget tracker showing committed costs against the estimate
• A change order log, every scope change documented with cost and schedule impact before work proceeds

The single biggest cause of blown budgets is undocumented scope changes. A contractor who insists on written change orders before proceeding is protecting both of you.

Post-Construction: Closeout and Warranty

Closeout is more than the final inspection. It includes:

• Deficiency walkthrough, a joint review of the completed work with a written list of items to correct
• Final inspection sign-off from the local building department
• Warranty documentation, written confirmation of what’s covered, for how long, and how to make a claim

The Construction Act sets out timelines for liens and holdback. A contractor who understands holdback releases and lien periods protects you from a subcontractor registering a lien after you’ve paid in full.

What to Ask About Timelines

Timelines depend on scope, permits, material lead times, and weather.

Treat these as planning ranges, not promises. Ask your contractor for a milestone schedule specific to your project, and ask what happens if a milestone slips, who communicates, and how quickly.

Most projects hit unexpected conditions, hidden structural damage, soil issues, code questions. A general contractor with local experience navigates these faster because they know the inspection sequence, the permit office’s expectations, and which suppliers and trades deliver on time. That experience should show up as process, not just a claim.

How to Choose a General Contractor: Key Questions and Vetting Steps

Hiring the wrong contractor can delay your project by months, blow your budget, and leave defective work. Vetting takes time but is the cheapest insurance you can buy.

Get a quote →

Verify Licensing, Insurance, and Coverage

Before discussing price or timeline, verify the contractor is legally qualified.

Business registration. Ask for the contractor’s legal business name and Ontario Business Registry number.

Workplace safety coverage. Most Ontario construction employers must have Workplace Safety and Insurance Board (WSIB) coverage (Expanded compulsory coverage in the construction industry).

Liability insurance. Request a Certificate of Insurance showing commercial general liability coverage.

New home warranty. For a new home or major renovation, the builder may need enrollment with Tarion, Ontario’s new home warranty administrator (Welcome to Tarion).

Trade-specific licensing. For certain trades, electrical, plumbing, gas, the individual workers must hold valid certificates from the relevant provincial authority.

Review Project Examples and References

Ask to see completed projects similar in scope. Site visits beat photos, you’ll see how finishes hold up after a year or two and can speak with homeowners directly.

Good questions for references:

• “Did the project stay on schedule? If not, why?”
• “Did it stay within budget? What changed?”
• “How did the contractor handle problems or changes?”

Pay attention to whether references speak confidently or hesitantly, that tells you more than prepared answers. Ask for the address of at least one completed project you can drive past.

Understand the Contract and Timeline

A solid contract specifies:

• Scope of work, exactly what’s included and excluded, with allowances for finishes
• Timeline, start date, key milestones, completion date, and how delays are handled
• Budget, total cost, payment schedule, and what triggers change orders

Don’t sign vague contracts. “Kitchen renovation” is too broad, it should specify cabinet style, countertop material, appliance brands, tile selections, and labor scope. The Consumer Protection Act gives a cooling-off period for contracts signed in your home or at a distance, but that doesn’t replace a clear written agreement.

Check Permits and Inspection Responsibilities

Ask who is pulling the permits. In most municipalities the contractor can apply on the homeowner’s behalf, but the permit stays tied to the property.

Ask specifically:

• Which permits will be required for this scope of work?
• Who schedules the inspections, and who is on site for them?
• What happens if an inspection fails, who pays for the rework?

A contractor who suggests skipping permits to “save money” isn’t saving you anything. Unpermitted work can fail a future home inspection, complicate a sale, and expose you to orders from the building department.

Compare Quotes Like a Contractor

Comparing quotes on total price alone is misleading. Ask each bidder to break their quote into the same categories, labor, materials, permits, allowances, and contingency, so you can compare line by line.

Ask what’s excluded. Common exclusions include demolition, disposal fees, temporary protection of floors and fixtures, and final cleaning. These can add up quickly.

The lowest bid often becomes the most expensive project once change orders are added.

Common Mistakes to Avoid When Hiring a Contractor

Choosing based on price alone. The lowest bid often reflects corner-cutting, inexperienced labor, or unrealistic timelines.

Skipping the written contract. A handshake or email exchange isn’t binding if something goes wrong.

Ignoring permits. Skipping permits is illegal and exposes you to liability, failed inspections, and difficulty selling later.

Changing scope mid-project without written authorization. “While we’re in there, can we also…” adds cost and delays.

What Sets a Reliable Full Service General Contractor Apart

The best general contractors share traits that separate them from mediocre ones.

Quality focus. They hire skilled tradespeople, inspect work daily, and address defects immediately rather than at the end.

Budget discipline. They track costs daily, flag overages before they happen, and protect your budget without surprise change orders.

Post-construction follow-up. They don’t disappear after the final inspection, they warranty their work, respond promptly, and fix defects without argument.

Conclusion

A full service general contractor is your advocate on a construction project. They manage complexity, protect your budget, and deliver quality work on time.

The cost difference between a mediocre contractor and an excellent one is often smaller than the cost of fixing their mistakes. Choose based on experience, references, and communication, not price alone.

Ready to move forward with your project? Get a quote from MLJ Construction Ltd. and speak with a contractor who understands your local market and delivers projects on schedule and within budget.