Insights

Indigenous engagement Castlemain’s experience serving Indigenous nations and communities positions them as a potential partner for organizations seeking complex class actions, settlements, and community program guidance in Indigenous contexts.

Strategic partnerships Recent collaboration with Argyle enhances their reputation in engagement, communication, and reputation consulting, suggesting an opportunity to cross-sell advisory services to Argyle’s client base and mutual referrals.

Large-scale revenue With reported revenue in the mid to high hundreds of millions, Castlemain demonstrates scale and credibility that can support large, multi-stakeholder advisory engagements for corporate, governmental, or community programs.

Tech-enabled advisory Adoption of tools like OpenAI, Google Tag Manager, and other platforms indicates readiness to leverage technology for data-driven claims analysis, stakeholder engagement, and program management.

National reach As a national advisory firm with a Winnipeg base, Castlemain can be a gateway for clients seeking dispersed regional program implementations across Canada, including complex community initiatives and settlements.

Similar companies to Castlemain

Castlemain Tech Stack

Castlemain uses 8 technology products and services including QuickBooks, Open Graph, OpenAI, and more. Explore Castlemain's tech stack below.

  • QuickBooks
    Accounting And Finance
  • Open Graph
    Content Management System
  • OpenAI
    Generative Ai
  • UltiPro
    Human Resource Management System
  • LinkedIn
    Online Community Software
  • Priority Hints
    Performance
  • WP Engine
    Platform As A Service
  • Google Tag Manager
    Tag Management

Castlemain's Email Address Formats

Castlemain uses at least 1 format(s):
Castlemain Email FormatsExamplePercentage
FLast@castlemain.comJDoe@castlemain.com
95%
Last@castlemain.comDoe@castlemain.com
3%
First@castlemain.comJohn@castlemain.com
2%

Frequently Asked Questions

Where is Castlemain's headquarters located?

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Castlemain's main headquarters is located at Winnipeg, Manitoba Canada. The company has employees across 3 continents, including North AmericaEuropeOceania.

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

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Castlemain's official website is castlemain.com and has social profiles on LinkedIn.

What is Castlemain's NAICS code?

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Castlemain's NAICS code is 5416 - Management, Scientific, and Technical Consulting Services.

How many employees does Castlemain have currently?

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As of June 2026, Castlemain has approximately 97 employees across 3 continents, including North AmericaEuropeOceania. Key team members include Vice President Communications: C. T.Vice President Economic Development, Lands, And Infrastructure: L. R.President: C. M.. Explore Castlemain's employee directory with LeadIQ.

What industry does Castlemain belong to?

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Castlemain operates in the Business Consulting and Services industry.

What technology does Castlemain use?

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Castlemain's tech stack includes QuickBooksOpen GraphOpenAIUltiProLinkedInPriority HintsWP EngineGoogle Tag Manager.

What is Castlemain's email format?

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Castlemain's email format typically follows the pattern of FLast@castlemain.com. Find more Castlemain email formats with LeadIQ.

When was Castlemain founded?

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Castlemain was founded in 2011.
Castlemain logo

Castlemain

Business Consulting and ServicesManitoba, Canada51-200 Employees

Castlemain is a mid-sized national advisory firm based in Winnipeg, Manitoba, operating within the business consulting and services sector. It helps claimants, communities, and partner organizations navigate class actions, settlements, and complex community programs. Its client base includes Indigenous nations and communities, reflecting its focus on community-centered advisory work.

Across its national practice, the firm provides guidance through legal-action processes and related community initiatives. In April 2022, Castlemain announced a partnership with Argyle, a major independent engagement, communication and reputation consultancy, signaling collaboration with external specialists.

Section iconCompany Overview

Headquarters
Winnipeg, Manitoba Canada
NAICS Code
5416 - Management, Scientific, and Technical Consulting Services
Founded
2011
Employees
51-200

Section iconFunding & Financials

  • $100M$250M

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

Section iconFunding & Financials

  • $100M$250M

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

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