Executive Team and Leadership
At Principle, family matters most.
Allan Zyller – Chairman, Managing Partner
Ahmad Adam Aziz – Chief Executive Officer, Managing Partner
Gina Mattes – Founder, Chief Operations Officer
Calvin Ceglanski - Chief Marketing Officer
Xuehui Liu MD, MS – Lab Director
Here at Principle, our executive team operates as a family unit. Each member comes with a vast set of skills and experiences from different medical verticals and career paths to create a seamless operation and pleasant customer experience.