Leadership

Vanguard Global Solutions leadership and advisory staff collectively bring over 25+ years of combined experience across protective security, operational consulting, training, logistics, and global support services.

Leonard – Co-Founder & Former CEO

Leonard Medici

Co-Founder & Former CEO

Leonard Brando Medici, who has since passed, was a loving father, husband, brother, and philanthropist — a 20+ generational pioneer whos family legacy has been dedicated to advancing global safety and supporting those who protect others.

Oso Challacombe - Chief Executive Officer

Oso C

Chief Executive Officer

Co-Founder and CEO coming from '2'75'-RRC- with 8+ years of leadership and operational experience in security clandestine operations, logistics, consulting, and strategic coordination. Responsible for organizational vision, client engagement, and operational oversight.

Daniel Mercer – Chief Operations Officer

Daniel Mercer

Chief Operations Officer

Former combat applications group detachment D & intelligence professional with 10+ years of clandestine and intelligence operations experience. Brings extensive expertise in operational planning, risk management, and global mission coordination.

Elena Massimo – Director of Intelligence & Analysis

Elena Massimo

Director of Intelligence & Analysis

Former actress & intelligence analyst with 10+ years of clandestine and intelligence operations experience, specializing in threat assessment, monitors assests, geopolitical risk analysis, and strategic intelligence support.

Next Generations Student Advisory Board

The Student Advisory Board supports Vanguard Global Solutions with emerging perspectives on training design, simulation realism, and next-generation operator development.

Lyra — Student Advisor

Lyra

Student Advisor — Training & Development

Senior Student Advisor Supporting Vanguard’s student initiatives, mentorship programs, and early-career leadership development.

Tessa — Student Advisor

Tessa

Student Advisor — Research & Analysis

Senior Student Advisor Providing academic insight, analytical support, and contributes to student-driven research initiatives.

Don — Student Advisor

Don

Student Advisor — Programs & Outreach

Former military veteran and Senior Student Advisor who assists with student outreach, engagement programs, and community partnerships.

Additional Student Advisors

Paul — Student Advisor

Paul

Student Advisor — Operations Support

Contributes to coordination, planning support, and student engagement initiatives.

Hunter — Student Advisor

Hunter

Student Advisor — Technical & Training Support

Assists with training evaluations, systems support, and academic collaboration.

Kimberly — Student Advisor

Kimberly

Student Advisor — Leadership & Outreach

Supports program leadership, outreach coordination, and student mentorship initiatives.