Licensed electrical engineering, Ontario-wide

Electrical design for homes, commercial, and industrial buildings — and everything wired between them.

Dadash Engineering Inc. provides PEO-stamped electrical drawings, load calculations, and ESA-ready permit packages for residential, commercial, and industrial projects.

MAIN PNL A PNL B PNL C
SINGLE-LINE DIAGRAM, TYP. ANY SERVICE SIZE
Professional Engineers Ontario
ESA-familiar permit drawings
Residential & industrial scope
Serving all of Ontario

Electrical engineering, scoped to your project

From a single-family panel upgrade to a multi-unit industrial retrofit, every drawing is prepared to meet the Ontario Electrical Safety Code and current PEO practice standards. We also work directly with general contractors and builders as a subcontracted design partner.

01

Residential

  • Panel & service upgrades
  • EV charger circuits
  • Basement & renovation wiring plans
  • ESA permit drawings
02

Commercial & industrial

  • Lighting & power distribution
  • Load calculations & short-circuit studies
  • Tenant fit-out & retrofit design
  • PEO-stamped drawing packages
03

Permits & inspections

  • ESA connection applications
  • Utility coordination
  • Inspection scheduling
  • Deficiency resolution
04

Contractors & builders

  • Subcontracted design for GCs
  • Multi-unit & spec-home packages
  • Fast-turnaround stamped drawings
  • Standing accounts for repeat work

How a project moves from idea to stamped drawing

A consistent process keeps timelines predictable, whether the job is a single panel change or a full building retrofit.

01

Site review

We assess the existing service, load, and site conditions, either in person or from your drawings.

02

Design & calculations

Load calculations, panel schedules, and circuit design are prepared to code.

03

Stamped drawings

Final drawings are sealed by a licensed Professional Engineer, ready for submission.

04

Permit & inspection

We support the ESA application and coordinate through final inspection sign-off.

Working across Ontario

Based in the GTA and taking on projects province-wide, in person or remotely depending on scope.

Site visits scheduled by region; remote design and permit support available anywhere in the province.
Toronto & GTA
Ottawa
Hamilton
London
Kitchener–Waterloo
Windsor
Barrie
Sudbury

Built on licensed engineering practice

Every project is designed and sealed under the standards that Ontario's Electrical Safety Authority and utilities expect to see.

PEO licensed

Drawings are prepared and sealed by a Professional Engineer licensed in Ontario.

Code-current

Design work follows the current Ontario Electrical Safety Code and applicable CSA standards.

Utility-ready

Drawings are prepared to meet local utility and ESA submission requirements, reducing review delays.

Start a project

Tell us about the property, the scope, and the timeline. We'll follow up with next steps and a scope of work.

Email

info@dadash.ca

Phone

(647) 291-3918

Service area

Ontario, Canada

Opens your email client to send the request directly.