Insights

Sustainability Focus mcCallumSather emphasizes sustainable and intelligent design with environmental stewardship shaping siting, orientation, material and system choices. This positions them well for clients prioritizing green building certifications, energy efficiency retrofits, and holistic sustainable design projects.

Integrated Disciplines As a multi-disciplinary firm offering architecture, mechanical engineering, and interior design, they can pitch integrated design-build or multi-disciplinary collaborations to clients seeking streamlined project delivery and single-source accountability.

Strategic Partnerships Recent partnerships with WMTA and collaborations like MidRise5 indicate a growth strategy through alliances. This presents opportunities to approach public or private sector clients with joint proposals for complex projects in housing, mass timber, and modern construction methods.

Awarded Expertise Recognition at AZ Awards, Lab Design Conference, and Wood Design & Buildings Awards signals proven design excellence. Use awards to differentiate in competitive bids and target firms seeking award-winning, design-forward solutions.

Canada-Based Expansion Canadian ownership with a revenue range of 250M-500M and a mid-size employee base suggests capacity for larger project scopes or provincial/municipal programs. Explore opportunities with government, developers, and institutional clients looking for scalable, sustainable design partners.

Similar companies to mcCallumSather

mcCallumSather Tech Stack

mcCallumSather uses 8 technology products and services including AutoCAD, WordPress, Sketch, and more. Explore mcCallumSather's tech stack below.

Media & News

mcCallumSather's Email Address Formats

mcCallumSather uses at least 2 email formats:
mcCallumSather Email FormatsExamplePercentage
FirstL@mccallumsather.comJohnD@mccallumsather.com
90%
Last@mccallumsather.comDoe@mccallumsather.com
10%

Frequently Asked Questions

What is mcCallumSather's official website and social media links?

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mcCallumSather's official website is mccallumsather.com and has social profiles on LinkedIn.

How much revenue does mcCallumSather generate?

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As of September 2026, mcCallumSather's annual revenue is estimated to be $250M - $500M.

What is mcCallumSather's NAICS code?

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mcCallumSather's NAICS code is 54131 - Architectural Services.

How many employees does mcCallumSather have currently?

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As of September 2026, mcCallumSather has approximately 83 employees across 1 continents, including North America. Key team members include Ceo: J. M., Cfo: H. B. G. and Chief Operating Officer: M. A. Explore mcCallumSather's employee directory with LeadIQ.

What industry does mcCallumSather belong to?

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mcCallumSather operates in the Architecture and Planning industry.

What technology does mcCallumSather use?

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mcCallumSather's tech stack includes AutoCAD, WordPress, Sketch, Bluebeam, Shopify, Microsoft 365, Piwik and Vimeo.

What is mcCallumSather's email format?

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mcCallumSather's email format typically follows the pattern of FirstL@mccallumsather.com. Find more mcCallumSather email formats with LeadIQ.

When was mcCallumSather founded?

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mcCallumSather was founded in 1996.
mcCallumSather logo

mcCallumSather

Architecture and PlanningCanada51-200 Employees

mcCallumSather is a Canadian-owned, multi-disciplinary firm based in Hamilton, Ontario, offering architecture, mechanical engineering, and interior design. The firm emphasizes sustainable and intelligent design, guiding decisions on siting, orientation, materials, and systems to achieve a lasting positive impact. Its collaborative approach aims to empower teams and integrate with the construction industry to deliver creative, durable solutions.
The practice serves clients seeking integrated design services for built environments, prioritizing design excellence and sustainability delivered through a collaborative process. In 2024, mcCallumSather expanded with a new office in Toronto, reflecting growth beyond its Hamilton base. The firm has earned industry recognition for sustainable projects, including the 2025 Third Award for Sustainable Project of the Year (Built) at the Rethinking The Future Awards for 1620 Main St. E.

Section iconCompany Overview

NAICS Code
54131 - Architectural Services
Founded
1996
Employees
51-200

Section iconFunding & Financials

  • $250M - $500M

    mcCallumSather's revenue is estimated to be in the range of $250M - $500M

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