Start it.Build it.Make it last.
Expertrev is the consulting practice of John McGuire — a seasoned operator who helps founders and small businesses go from idea on paper to growth, diversification, and the strategic partnerships that unlock the next chapter.
Three decades. Real numbers.
The work speaks in outcomes — companies launched, capital raised, markets entered, and people served. A snapshot of what's been built across healthcare, technology, and consumer ventures.
A practice for every stage.
Built, Operated & Creating Impact.
A living portfolio of ventures founded, co-founded, developed, and operated — across neuroscience, healthcare, technology, consumer services, and community impact.
Neuro Enrichment Group
A collaborative brain-health ecosystem for individuals, families, and professionals.
NEG BrainLife
A research-informed cognitive wellness and resilience platform.
My Pet Story
A whole-life platform for organizing every dog and cat's story.
RooftopCommand
A dealership retention command center for the ownership lifecycle.
LivingMind Practice
Mindfulness, sleep, coaching, and personal development for real life.
Foster Closet
13,000+ children served since 2009 in Northeast Florida.
“Every business has a moment when the next move is unclear. My job is to make it obvious.”
Fifteen minutes.
No obligation.
Tell me where you are, where you'd like to be, and what's in the way. We'll see if there's a path forward worth walking together.