Toronto & The GTA  ·  Premium Architectural Stone

Marble Cased Openings of Rare Distinction

Architectural marble surrounds for interior pass-through openings. Hand-selected natural stone, custom-cut to your exact specifications.

Explore Our Stones Design Your Opening →
Scroll to explore
12+
Stone Varieties
8
Opening Profiles
GTA
Based & Installed
Bespoke
Every Commission
Our Stone Collection

From the World's Finest Quarries

Each slab hand-selected for veining character, tonal quality, and surface integrity. Available in polished, honed, and leathered finishes.

Carrara White marble
Carrara White
Carrara, Italy
 Nero Marquina marble
Nero Marquina
Basque Country, Spain
 Calacatta Gold marble
Calacatta Gold
Carrara, Italy
 Verde Guatemala marble
Verde Guatemala
Guatemala
View Full Collection (12+ Stones) →
Opening Profiles

Every Architectural Language

Eight distinct profiles — from flush minimalist reveals to classical ogee curves — each one transforming an opening into a signature architectural moment.

Flush Minimalist
Flush Minimalist
Shadow Gap
Shadow Gap
Classic Fluted
Classic Fluted
Beveled Edge
Beveled Edge
Soft Bullnose
Soft Bullnose
Stepped & Tiered
Stepped & Tiered
Ogee Edge
Ogee Edge
Recessed Panel
Recessed Panel
Flush Minimalist
Flush Minimalist
Shadow Gap
Shadow Gap
Classic Fluted
Classic Fluted
Beveled Edge
Beveled Edge
Soft Bullnose
Soft Bullnose
Stepped & Tiered
Stepped & Tiered
Ogee Edge
Ogee Edge
Recessed Panel
Recessed Panel
View All 8 Profiles →
AI Design Tool

Visualize Your Opening Before You Commit

Upload a photo of your opening, choose a stone and profile, and generate a photorealistic AI preview in seconds. Powered by Google Gemini.

Open the Design Tool
About Us

Architectural Stone for Toronto's Most Discerning Homes

We are a specialist supplier of premium marble architectural elements, bringing extraordinary natural stone to luxury custom homes and high-end renovations across the GTA.

Our team includes experienced stone fabricators with on-site templating, precision cutting, and professional installation — ensuring every surround arrives and fits to perfection.

Begin a Commission
Why Pietra Archway

Stone Expertise, End to End

◈
Hand-Selected Stone
Every slab is chosen for its individual veining character. No two installations are identical — your opening will be truly one of a kind.
◇
Precision Fabrication
On-site templating and precision cutting ensures every piece fits your exact opening — no gaps, no compromises.
◆
White Glove Installation
Our team handles every aspect from initial measurement through final installation. You receive a completed, finished result.
Get Started

Ready to Begin Your Commission?

Tell us about your project. We review every inquiry personally and respond within 24 hours with a tailored proposal.

Request a Quote →