Building Permit Drawings in Ontario
Licensed Structural Engineers

Structural Engineer in
Ajax

Expert building permits and structural engineering for homeowners and businesses in Ajax. From load-bearing wall removal to custom home permits.

Professional Engineering Services in Ajax

Residential Building Permits

Residential Building Permits in Ajax

P.Eng-stamped structural drawings for new custom homes and major renovations in Ajax. We provide full municipal coordination and comment support for smooth approvals.

  • Custom Home Architectural & Structural Sets
  • Structural Steel & Framing Design
  • Foundation & Footing Engineering
Basement & Second Unit Permits

Basement & Second Unit Permits in Ajax

Legalize your basement apartment with professional engineering. We handle specialized fire separation and egress designs required by Ajax building officials.

  • Legal Second Unit Permit Drawings
  • HVAC, Plumbing & Fire Safety Plans
  • Separate Entrance Engineering
Structural beam installation for open-concept home

Load-Bearing Wall Removal in Ajax

Achieve an open-concept living space safely. Includes on-site inspection, P.Eng stamped beam sizing, and professional shoring schedules for construction.

  • LVL & Steel Beam Engineering
  • Structural Shoring Schedules
  • Load Path Analysis & Post Support
House addition permit

Home Addition Permits in Ajax

Expand your living space. We design foundations, roof tie-ins, and floor structures that respect the existing structural integrity of your home.

  • Second Storey Addition Design
  • Rear & Side Extension Engineering
  • Garage Conversions & Extensions
Custom multi-level deck construction with structural posts

Deck & Porch Permits in Ajax

OBC-compliant deck designs for the Ajax climate. We specify footing depths, joist spans, and guardrail details for safe outdoor living.

  • High-End Multi-Level Decks
  • Covered Porches & Patio Roofs
  • Helical Pile & Footing Specs
Commercial-Building-Permits

Commercial Building Permits in Ajax

Tenant improvements, retail fit-outs, and restaurant renovations in Ajax. Professional P.Eng-stamped drawings for rapid business permit approvals.

  • Retail & Office Interior Fit-outs
  • Change of Use & Occupancy Permits
  • Mezzanine & Racking Engineering
Engineer inspecting a foundation crack and structural integrity

Inspections & Letters in Ajax

Expert on-site structural assessments. We provide formal Engineer Letters for real estate transactions, foundation concerns, and Ajax municipal orders.

  • Structural Integrity Inspections
  • Foundation Crack & Settlement Reviews
  • Municipal Work Order Remediation
Civil engineering grading plan

Civil Engineering Support in Ajax

Professional grading plans and site drainage design for Ajax properties. Ensuring your new build manages storm water effectively.

  • Lot Grading & Drainage Plans
  • Sewer & Servicing Design
  • Garden Suite Feasibility Studies
Professional CAD drafting for building permit application in Ajax

Drafting & Coordination in Ajax

Accurate CAD drafting for all Ajax permit types. We coordinate between designers and the city to ensure rapid municipal approval.

  • Full BCIN & P.Eng Drafting Sets
  • Municipal Comment Support & Revisions
  • As-Built Drawing Documentation
Consumer Protection

Why Building Permits Matter

A building permit is your legal assurance that your project is safe and compliant with Ontario Building Code (OBC) standards. Our P.Eng-stamped drawings provide the professional foundation you need.

Resale Value Protection

Unpermitted renovations can stall a home sale or force costly removals during home inspections. Ensure your investment remains liquid in the Ajax market.

Avoid Insurance Denials

Insurance companies may deny claims if damage originates from unpermitted work. Protect your family’s financial future with stamped engineering plans.

Why Choose GranDesign Engineering

Licensed P.Eng

All drawings stamped and certified by Professional Engineers of Ontario.

Professional Experience (30+ Years)

Over 30 years of experience in all categories of construction projects, from residential to commercial.

Fast Turnaround

Optimized processes for the quickest municipal approval times across the GTA.

Competitive Pricing

Professional engineering services at market-leading rates.

Clear Communication

Regular updates on your permit status with dedicated project managers.

GTA & Ajax Expertise

Deep knowledge of individual municipal bylaws and requirements in Ontario.

Service Areas Across Ajax & GTA

Our licensed engineering team provides on-site structural assessments and permit services throughout the Ajax and GTA.

Methodology

Integrated Approach:
Where Design Meets Structural Reality in Ajax

In Ajax, many renovation projects get delayed because the layout idea doesn’t match what’s actually structural behind the walls. We align the architectural plan and structural design early so your permit drawings are clear, buildable, and easier to review.

Fewer Revisions
We catch conflicts early — before submission.
Faster Reviews
Clearer drawings help reduce back-and-forth.
Less Uncertainty
Contractors get a clear structural direction.
One Coordinated Team
No juggling multiple disconnected consultants.

What Clients Say

Troy Murphy profile picture
Troy Murphy
20:45 18 Dec 25
Mohammad was fantastic every step of the way for my wall removal plan. He made himself available whenever needed, was very responsive and a pleasure to work with. Highly recommend.
Butterfly Girl profile picture
Butterfly Girl
17:13 21 Nov 25
I cannot say enough how much I appreciated working with Mohammad on my home reno project. He was patient, kind, detailed, and very knowledgeable. He went above and beyond to help me see it through to completion. I would highly recommend his services.
Grazi Mele profile picture
Grazi Mele
00:32 17 Jul 24
I highly recommend his professionalism. Truly happy and lucky to have found him.
Peyvand Manavipour profile picture
Peyvand Manavipour
23:16 30 Nov 23
I have hired GranDesign to obtain a permit for a separate entrance to my basement, and Mohammad was very efficient, taking the time to explain all my options. I am very happy I chose this company and highly recommend them.

Thank you again
Kassim profile picture
Kassim
13:57 01 Dec 21
GrandDesign company provides excellent services, the best customer service in a very friendly manner. Mohammad is one of the best engineer with all the experience that is needed for any project. he is always available by phone, picks up all the calls and answer every single message, every question you have. Smart thinking , great ideas and solutions from the small details to the big picture. just the best.
my project: attached garage to a bungalow, double car, with a roof back sloped, using a valley system for water drainage.
Alejandro Zambrano profile picture
Alejandro Zambrano
13:29 26 Nov 21
Mohammad is a great structural engineer. The quality of his work is outstanding. I was impressed by the drawings he provided and the city of Pickering was pleased to have such clear and precise drawings. It took 6 weeks to get the building permit approved, which is quiet fast. Apart from some nuances here and there in terms of communication, I would recommend GranDesign. Thank you Mohammad for your hard work and dedication.

Additional Coordinated Services for Ajax Permits

Some Ajax building permit applications require supporting documents from other disciplines. We coordinate these items when needed so your submission is complete and moves forward with fewer delays.

Electrical Design Coordination

If your Ajax renovation needs electrical drawings, we coordinate the required layouts and documents for permit submission.

Mechanical & HVAC Coordination

For basement units and larger renovations in Ajax, we coordinate HVAC / ventilation drawings when required.

Survey Services

If Ajax permit drawings need accurate site measurements, we coordinate surveys to support additions and exterior work.

Grading Plans

When drainage or grading details are requested for Ajax properties, we coordinate grading plans for a complete submission.

Based near Durham Region and serving Ajax neighbourhoods including Pickering Beach, Southwood, and Audley North.

Simple Process for Ajax Permits: How We Work

1. Initial Consultation

Tell us what you’re planning in Ajax. We confirm what drawings are required and the best next step.

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2. Site Review & Feasibility

We review the existing structure and site conditions so the plan is realistic and buildable.

3. Design & Engineering

We prepare clear permit drawings that align layout + structure for a smoother Ajax review process.

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4. Permit Submission Support

We help prepare your submission package and respond to reviewer comments if updates are requested.

5. Approval & Construction Support

We stay available for contractor questions, drawing clarifications, and inspections if needed.

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Typical Ajax projects we support include load-bearing wall removals, basement secondary units, and home additions. If you’re unsure what applies to your home, start with a quick consultation.

Start Your project

Ready to start your project? Fill out the form below and our engineering team will get back to you within 24 hours.

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Ajax Building Permit & Structural Engineering FAQs

How can I tell if a wall is load-bearing in my Ajax home?

Some walls are just partitions, but others are holding up floor joists or roof loads. The safest way to know is a quick on-site look at the framing direction, supports below, and what’s happening in the basement.

  • On-site inspection of framing & supports
  • Clear beam/post plan if it is structural
Do I need a permit to remove a load-bearing wall in Ajax?

In most cases, yes. If you’re changing structural framing, the City will typically want a permit and engineered drawings. It also helps protect you later (insurance + selling your home).

  • Engineered beam sizing (LVL or steel)
  • Temporary shoring plan for safe construction
I want a legal basement apartment in Ajax — what usually gets reviewed?

Most basement applications come down to life-safety items (safe exits, fire separation, and layouts that meet code). If you’re cutting new openings or changing framing, structural details are reviewed too.

  • Egress + window/exit layouts
  • Fire separation details
For a home addition in Ajax, what do you actually design?

We design what keeps the addition standing and tied into your existing home — foundations/footings, floor framing, roof framing, and connection details so nothing settles or cracks later.

  • Foundations & structural framing
  • Tie-ins to existing structure
Do decks and porch roofs need permits in Ajax?

Often, yes — especially if it’s elevated, attached to the house, multi-level, or has a covered roof. Permits usually focus on footings, spans, connections, and guardrails.

  • Footing depth + framing spans
  • Guardrails + connections to the home
Can you help if the City of Ajax asks for revisions or extra details?

Yes — if the reviewer asks for clarifications, we update the drawings and respond with clear notes so your application can move forward.

  • Municipal comment support
  • Fast revisions when needed
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