About i-call
Founder
Marcel Mayer
Founder & AI Search Visibility Strategist
i-call.ai
With more than 8 years of hands-on experience in search optimization and scalable digital growth systems, Marcel Mayer founded i-call to deliver future-proof AI Search Visibility for B2B brands.
Connect on LinkedInTechnical Foundation
Harvard CS50 Artificial Intelligence
IBM AI Engineering Professional Certificate
Microsoft Career Essentials in Generative AI
Microsoft Human Skills in the Age of AI
HP LIFE – AI for Business Professionals
Proven Impact
Based on proprietary testing and benchmark analyses across 47 high-intent queries in ChatGPT, Perplexity, and Google AI Overviews — combined with real-world implementation on i-call.ai itself — our systems deliver:
+73%
AI citation rate within 90 days
+142%
Increase in qualified leads
68%
Faster content refresh cycles
Top 3
Positioning in competitive AI-generated answers