Demitrios Pournarakis

Dimitrios is an Information Technology Scientist with over 15 years of experience in the IT industry, specializing in the design, development, configuration, and management of large software projects. Holding a PhD in Digital Marketing, he co-founded Nimbata with colleagues from IBM, Accenture, and Persado. At Nimbata, Dimitrios leads the technical vision, focusing on delivering innovative call tracking and analytics solutions that empower businesses to optimize their marketing efforts. His passion lies in bridging the gap between technology and marketing to drive measurable results.

Nimbata Product Update February 2026

Product Updates

Track your clients’ forms in unified view, Script Status Checker, Notifications and more – February 2026

Nimbata Product Update July 2025

Product Updates

Nimbata Product Update – July 2025

roi with call tracking

Guides

Maximizing Returns: How to measure and boost ROI with Call Tracking

Track Google My Business calls and maximize performance

All Posts, Tips

How to properly track Google My Business calls

Nimbata Product Update June 2025

Product Updates

Nimbata Product Update – June 2025

How to use Nimbata

Guides

Nimbata 101: Getting started – Step by Step Call Tracking Tutorial

offline conversion tracking

Guides

A Definitive Guide to Offline Conversion Tracking [+Video]

Aircall call tracking

Guides

How to upgrade your Aircall – HubSpot integration to include UTMs and GCLIDs from phone calls [Call Tracking Guide]

How to Add a Click-to-Call Button With HTML [step-by-step guide with example]

Tips

How to Add a Click-to-Call Button With HTML [step-by-step guide with example]

Phone Calls with UTM

Guides

How To Track Phone Calls with UTM Parameters

Track phone number clicks

Guides

How to track phone number clicks on your website [step by step guide + video]

calls in HubSpot

Guides

How to log phone calls in HubSpot in 5 simple steps