The Letter M

letterm.ca

Guelph, Ontario, Canada

1-10 employees

LinkedIn Profile

About The Letter M

advertising, multimedia communications, illustration, web programming, social networking, copywriting, direct mail fulfillment, emarketing, public relations, research & consultation, strategic planning & direction, graphic design, print & production management, advertising services, brand consistency, community-focused branding, content creation, targeted messaging, campaign development, storytelling

The Letter M's Tech Stack

Decision Makers at The Letter M

3 contacts

Emily Putman

Founder

e***@the-letter-m.com Sign up to view

Cathy Macmillan

Owner

c***@letterm.ca Sign up to view

Doug Macmillan

President/Owner

d***@letterm.ca Sign up to view

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12 technologies detected · 3 decision makers · Emails available

Sales Outreach Angle

WordPress as a CMS signals a content-driven or SMB digital presence. SEO tools, hosting solutions, and page-builder plugins are natural fits for outreach.

The Letter M's Position in the StackWho Database

• The Letter M is 1 of 80,546 marketing & advertising companies tracked in StackWho.
• 80,503 marketing & advertising companies in our database have verified decision-maker emails (100% of the cohort).
• 14,579 companies in Ontario are in the StackWho database.
• 56,565 marketing & advertising companies are in the 1-10 employee range (same size as The Letter M).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does The Letter M use?

The Letter M uses Outlook, Microsoft Office 365, Google Font API, ShareThis, Google Tag Manager, Mobile Friendly, and 6 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at The Letter M?

StackWho has verified email addresses for 3 decision makers at The Letter M. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach The Letter M directly for sales, recruiting, or partnerships.

What industry is The Letter M in?

The Letter M operates in the marketing & advertising industry, headquartered in Guelph, Ontario, Canada. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export The Letter M's contact data?

Yes. StackWho Pro members can export decision maker contact data for The Letter M and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.