What technologies does M3 use?

M3 uses Gmail, Google Apps, Amazon AWS, Webflow, Mobile Friendly. View their full technology stack — including all 40 detected tools — on StackWho.

Who is the Founder, Chief Business Officer of M3?

Greg Stellato is the Founder, Chief Business Officer at M3. Get verified contact information on StackWho.

Who is the CEO of M3?

Michael Cassidy is the CEO at M3. Get verified contact information on StackWho.

M3 is based in Jacksonville Beach, Florida, United States.

M3

m-three.co

information technology & services

m-three.co

Jacksonville Beach, Florida, United States

1-10 employees

LinkedIn Profile

About M3

transaction marketing, website monetization, customer acquistion, consumer engagement, ecommerce, commerce media, retail media, behavioral targeting, online advertising, contextual targeting, email marketing, email advertising, programmatic, transactional email, display advertising, sponsored content, technology, information & media, services, digital media

M3's Tech Stack

AI/ML

Database

Snowflake

Backend

Elixir

Scala

Decision Makers at M3

2 contacts

Greg Stellato

Founder, Chief Business Officer

g***@m-three.co Sign up to view

Michael Cassidy

CEO

c***@m-three.co Sign up to view

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40 technologies detected · 2 decision makers · Emails available

Sales Outreach Angle

HubSpot users typically run inbound-led sales motions. Products that integrate with HubSpot (email automation, CRM enrichment, ABM platforms) are natural fits.

M3's Position in the StackWho Database

• M3 is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 18,400 companies in Florida are in the StackWho database.
• 97,391 information technology & services companies are in the 1-10 employee range (same size as M3).

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 M3 use?

M3 uses Gmail, Google Apps, Amazon AWS, Webflow, Mobile Friendly, Hubspot, and 34 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at M3?

StackWho has verified email addresses for 2 decision makers at M3. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach M3 directly for sales, recruiting, or partnerships.

What industry is M3 in?

M3 operates in the information technology & services industry, headquartered in Jacksonville Beach, Florida, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export M3's contact data?

Yes. StackWho Pro members can export decision maker contact data for M3 and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.