About One Custom
marketing, behaviour tracking profiling, customer relationship platform development, data, data strategy acquisition retention, datatriggered communication, data strategy acquisition amp retention, loyalty platform development, crm, digital, behaviour tracking amp profiling, advertising services, e-commerce, customer journey analysis, data analytics, customer engagement, crm systems, marketing intelligence, data analytics and business intelligence, customer experience
One Custom's Tech Stack
Marketing
Analytics
Frontend
AI/ML
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.
One Custom's Position in the StackWho Database
- • One Custom 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).
- • 1,659 companies in Western Cape are in the StackWho database.
- • 56,565 marketing & advertising companies are in the 1-10 employee range (same size as One Custom).
Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated August 2026.
Frequently Asked Questions
What technology does One Custom use?
One Custom uses MailJet, SendInBlue, Outlook, Microsoft Office 365, Google Tag Manager, WordPress.org, and 6 more technologies. This data is sourced from StackWho's technology detection engine.
How do I contact the decision makers at One Custom?
StackWho has verified email addresses for 1 decision maker at One Custom. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach One Custom directly for sales, recruiting, or partnerships.
What industry is One Custom in?
One Custom operates in the marketing & advertising industry, headquartered in Cape Town, Western Cape, South Africa. StackWho tracks technology stacks and decision maker contacts for companies across all industries.
Can I export One Custom's contact data?
Yes. StackWho Pro members can export decision maker contact data for One Custom and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.
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Decision Makers
Paul Geary
Co-founder | Strategy & Customer Engagement Lead at One Custom
More in marketing & advertising
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Browse Western CapeTechnologies Used
- MailJet
- SendInBlue
- Outlook
- Microsoft Office 365
-
Google Tag Manager
-
WordPress.org
- Mobile Friendly
- Google Font API
- +4 more in full profile