Insights

Sustainable Leadership mcCallumSather emphasizes sustainable and intelligent design with a Canadian-owned, multi-disciplinary team spanning architecture, mechanical engineering and interior design. This positions them as a partner for clients prioritizing environmentally responsible projects and may open opportunities for green building certifications, energy modeling, and material efficiency consulting.

Strategic Partnerships Recent collaboration with Watson MacEwen Teramura Architects signals a willingness to form important alliances to deliver larger, more integrated projects. Target potential clients seeking joint ventures or consortia to win competitive design-build or multi-discipline opportunities.

Awarded credibility Multiple awards in sustainable and design spaces (Social Good Award, Wood Design & Buildings Awards, Rethinking The Future) enhance credibility with clients who value recognition and proven impact. Leverage awards in outreach to institutions, public sector, and developers aiming for high-visibility, award-winning projects.

Public education Biennial earth day learning series featuring high-profile speakers (David Suzuki) demonstrates thought leadership and community engagement. This offers a channel to position the firm as a knowledge partner for sustainable development programs, workshops, and continuing education collaborations with universities and industry groups.

Scale and capacity With 51-200 employees and a revenue range of 100M-250M, mcCallumSather sits in a mid-to-large market segment, suggesting readiness for mid- to large-scale projects. Sales efforts can focus on opportunities that require cross-disciplinary coordination, such as complex redevelopment, mixed-use, and institutional projects where integrated design and construction collaboration are valued.

mcCallumSather Tech Stack

mcCallumSather uses 8 technology products and services including oEmbed, Shopify, Microsoft 365, and more. Explore mcCallumSather's tech stack below.

  • oEmbed
    Dev Tools
  • Shopify
    E-commerce
  • Microsoft 365
    Email
  • Deltek
    Enterprise Resource Planning
  • Vue.js
    Javascript Frameworks
  • Choices
    Javascript Libraries
  • Ubuntu
    Operating Systems
  • Vimeo
    Video Players

mcCallumSather's Email Address Formats

mcCallumSather uses at least 1 format(s):
mcCallumSather Email FormatsExamplePercentage
FirstL@mccallumsather.comJohnD@mccallumsather.com
90%
Last@mccallumsather.comDoe@mccallumsather.com
10%

Frequently Asked Questions

Where is mcCallumSather's headquarters located?

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mcCallumSather's main headquarters is located at Canada. The company has employees across 1 continents, including North America.

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.

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 June 2026, mcCallumSather has approximately 84 employees across 1 continents, including North America. Key team members include Ceo: J. M.Cfo: H. B. G.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 oEmbedShopifyMicrosoft 365DeltekVue.jsChoicesUbuntuVimeo.

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

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

Section iconFunding & Financials

  • $100M$250M

    mcCallumSather's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    mcCallumSather's revenue is estimated to be in the range of $100M$250M

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