increase in new revenue YOY
boost in customer conversion
ARR growth in six months
MRR growth
QOQ
more time
each week
Since 2011, Justellus' proven sales leadership solutions have enabled new, emerging, and underperforming businesses to thrive.
For over 25 years, Justellus founder Mark Wallace has driven transformational growth for innovative B2B companies by leading sales, marketing, and go-to-market strategy with precision. He has delivered extraordinary revenue growth and outcomes including a 100% success rate in helping organizations unlock measurable sales momentum.


At some point in a founders growth journey, the time comes to add true sales leadership to strategically accelerate growth and scale.
Justellus provides award-winning, results-driven fractional CRO, Head of Sales, and VP of Sales solutions. We specialize in boosting sales performance methodically when a business is emerging, pivoting, or expanding. Leading growth in these stages requires different skill sets than big-company experience. It demands versatility, strategic focus, and the ability to wear multiple hats. That’s our expertise.
We’re passionate about helping founders make their businesses more valuable, scalable, and successful.





Then, you should schedule time for a free-consultation right now! Let us help you!

“Justellus helped my sales team close a $90K deal after one session to teach how to overcome objections and I have never seen the team more fired up! We then had our best month of the year. One of the fastest ROI’s ever!”