How to Measure Marketing Performance for Better ROAS (Episode 3 of 5)

Are you measuring what truly matters in your marketing?
In Episode 3 of our Marketing ROI Series, Josh Prizer, VP of Digital Marketing at Zero Company, joins Tullio Siragusa, who leads the agency’s Fractional CMO services, to break down how to measure marketing performance in ways that actually improve your return on ad spend.
They cover:
* Why a 30-second phone call shouldn’t count as a conversion
* How to use Google Tag Manager and GA4 to track meaningful actions
* What “soft conversions” are and why they matter for funnel analysis
* How data-driven attribution models tell the full story of your marketing impact
* Tips for evaluating whether your agency is measuring the right things (or anything at all)
If you’re only tracking the last click, you’re missing the insights that turn campaigns into investments. This episode gives you the tools to fix that.
🎧 Episode 3: How to Measure Marketing Performance for Better ROAS

Josh Prizer
Vice President, Digital Marketing of Zero Company
Since 2002, Josh Prizer has been a cornerstone of the Zero Company team, guiding clients with multi-million dollar ad budgets toward strategic growth. With deep expertise in Google, Bing, and programmatic platforms including Display, Video, and CTV, Josh brings both precision and purpose to every campaign.
What sets Josh apart is not just his mastery of digital advertising. It is his passion for helping businesses grow into their full potential and witnessing the ripple effect that growth has on the lives of the people behind them.
Outside of work, Josh is active in his community as a volunteer educator and local baseball umpire. Whether he is teaching empathy and compassion or calling plays on the field, he is committed to fostering integrity and human connection in everything he does.