Quantum Six

quantumsix.com

management consulting

quantumsix.com

London, England, United Kingdom

11-50 employees

7019000 revenue

LinkedIn Profile

About Quantum Six

business consulting & services, digital transformation, legacy platform modernization, change management, technology strategy, payment platform transformation, management consulting services, market trend analysis, vendor ecosystem, ai in banking, financial services, management consulting, program health checks, long-term value, core banking modernization, finance and insurance, consulting, program support, composable architectures, information technology

Quantum Six's Tech Stack

AI/ML

Decision Makers at Quantum Six

2 contacts

Mark McGrath

Co-Founder & Executive Director

m***@quantumsix.com Sign up to view

Martyn Wallen

Co-founder & Executive Director

m***@quantumsix.com Sign up to view

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18 technologies detected · 2 decision makers · Emails available

Sales Outreach Angle

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Quantum Six's Position in the StackWho Database

• Quantum Six is 1 of 29,865 management consulting companies tracked in StackWho.
• 29,825 management consulting companies in our database have verified decision-maker emails (100% of the cohort).
• 47,721 companies in England are in the StackWho database.
• 10,336 management consulting companies are in the 11-50 employee range (same size as Quantum Six).

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 Quantum Six use?

Quantum Six uses Cloudflare DNS, Outlook, CloudFlare Hosting, DigitalOcean, Apache, Google Maps (Non Paid Users), and 12 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Quantum Six?

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

What industry is Quantum Six in?

Quantum Six operates in the management consulting industry, headquartered in London, England, United Kingdom. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Quantum Six's contact data?

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