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Toronto • North York • GTA
Trim Installation Subcontractor

Trim Installation Services for Contractors

Reliable interior trim installation for general contractors, builders, renovation companies and millwork professionals across Toronto and the GTA.

From baseboards and crown moulding to door casing and wall trim, ATC handles the installation while your team manages the project.

Interior Trim Installation

Our Trim Services

Complete Trim Installation Support

ATC provides trim installation as a subcontracted service for construction and renovation professionals. We focus on the installation details that give an interior its finished appearance.

01 / BASE TRIM

Baseboard Installation

Clean installation of baseboards throughout finished interior spaces.

  • MDF baseboards
  • Wood baseboards
  • Decorative profiles
  • Corners & returns
02 / CEILING TRIM

Crown Moulding Installation

Accurate crown moulding installation with consistent corners and joints.

  • Traditional profiles
  • Modern profiles
  • Multi-piece moulding
  • Ceiling trim
03 / DOORS

Door Casing Installation

Interior casing installation around doors and finished openings.

  • Door casing
  • Head casing
  • Side casing
  • Trim returns
04 / WINDOWS

Window Trim Installation

Professional window trim and casing installation for renovation and new construction.

  • Window casing
  • Window stools
  • Aprons
  • Extension trim
05 / WALLS

Wainscoting & Wall Trim

Decorative wall trim installation based on your project drawings and layout.

  • Wainscoting
  • Panel moulding
  • Wall rails
  • Picture-frame moulding
06 / PANELS

Wall Panel Installation

Installation of wood, MDF and specified decorative wall panel systems.

  • Feature walls
  • Wood panels
  • MDF panels
  • Architectural details
Contractor Subcontracting

You Manage the Project. We Install the Trim.

Our role is straightforward. Your company manages the customer, project, design and materials. ATC provides the agreed trim installation scope.

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Project Applications

Trim Installation Where You Need It

We support different types of construction and renovation projects throughout Toronto and the surrounding GTA.

Renovation Projects

Trim installation for whole-home renovations, condo renovations, additions, basements and interior upgrades.

New Construction

Interior trim installation during the finishing stage of new residential construction and custom builds.

Millwork Projects

On-site installation of supplied architectural trim, wall panels and related millwork components.

Kitchen & Cabinet Projects

Cabinet crown, fillers, panels and related trim details around kitchen and cabinetry installations.

GTA Service Area

Trim Installation Across Toronto & the GTA

ATC provides subcontract trim installation services for contractors and construction teams across the Greater Toronto Area.

Toronto
North York
Scarborough
Etobicoke
East York
Vaughan
Markham
Richmond Hill
Mississauga
Brampton
Oakville
York
Toronto
North York
Scarborough
Etobicoke
East York
Vaughan
Markham
Richmond Hill
Mississauga
Brampton
Oakville
York
Simple Process

From Trim Schedule to Installation

01
Send the Scope

Provide drawings, trim schedules, quantities, photos or project details.

02
Review

We review the installation requirements, materials and site conditions.

03
Install

We complete the agreed trim installation according to the project requirements.

04
Final Check

The completed installation is reviewed within the agreed project scope.

Why Contractors Choose ATC

Focused on the Installation

Clear Scope

Installation responsibilities are established before the project begins.

Detailed Trim Work

Attention to cuts, joints, alignment, corners and finishing details.

Contractor Focused

We work with your project team rather than managing your customer relationship.

Flexible Installation

Suitable for individual trim scopes or larger interior installation packages.

GTA Service

Installation support for projects across Toronto and surrounding GTA communities.

Project Coordination

Installation is coordinated with the schedule and requirements provided by your team.

Trim Installation Subcontractor • Toronto & GTA

Need Trim Installation for Your Next Project?

Send us your trim schedule, drawings, quantities, project location and expected installation date.