About Fonus
roaming free, retail, borderless service, multiple country support, high-speed connectivity, local number support, data, account management, unlimited data, data management, b2c, international calling, e-commerce, international sim cards, esim compatibility, global coverage map, self-care, multiple numbers on one account, fair usage policy, global wireless service
Fonus's Tech Stack
Marketing
Other
Cloud
Frontend
Backend
Analytics
Mobile
AI/ML
Decision Makers at Fonus
1 contactSimon Tian
Owner & CEO
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Fonus's Position in the StackWho Database
- • Fonus is 1 of 6,980 telecommunications companies tracked in StackWho.
- • 6,918 telecommunications companies in our database have verified decision-maker emails (99% of the cohort).
- • 53,147 companies in California are in the StackWho database.
- • 2,453 telecommunications companies are in the 1-10 employee range (same size as Fonus).
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 Fonus use?
Fonus uses Sendgrid, Gmail, Google Apps, Amazon AWS, VueJS, DigitalOcean, and 29 more technologies. This data is sourced from StackWho's technology detection engine.
How do I contact the decision makers at Fonus?
StackWho has verified email addresses for 1 decision maker at Fonus. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Fonus directly for sales, recruiting, or partnerships.
What industry is Fonus in?
Fonus operates in the telecommunications industry, headquartered in Los Angeles, California, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.
Can I export Fonus's contact data?
Yes. StackWho Pro members can export decision maker contact data for Fonus 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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Browse CaliforniaTechnologies Used
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Sendgrid
- Gmail
- Google Apps
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Amazon AWS
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VueJS
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DigitalOcean
- Braze
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Facebook Custom Audiences
- +27 more in full profile