About Us
Our Team
At Cornerstone Consulting & Marketing Group, our team brings together over 100 years of combined experience across a diverse range of professional backgrounds.
Meet the Team: Greg Vosevich - Founder & Managing Partner (top)
Daniel Gonzalez - Partner & Senior Consultant (left)
James McCall - Partner & Senior Consultant (center)
Mike Dvorak - Partner & Senior Consultant (right)
Our Story
At Cornerstone Consulting, our journey began with a vision: to be the trusted foundation that businesses rely on for strategic growth, leadership, and innovation. Our founders, experienced in leadership, marketing, finance and business operations, recognized a gap in the consulting space—companies needed personalized, data-driven solutions that could adapt to today’s fast-changing market.
With a passion for empowering entrepreneurs, startups, and small-to-mid-sized businesses, we set out to create a consulting firm that blends AI-driven insights with hands-on expertise. Today, we continue to uphold that commitment, helping businesses streamline operations, enhance marketing strategies, and develop strong leadership teams.
At Cornerstone, we don’t just advise—we partner with you to build, scale, and succeed.
Our Mission
At Cornerstone Consulting & Marketing Group, we empower businesses and individuals through AI-driven leadership, marketing, and strategic solutions. As a trusted partner to startups, SMEs, and professionals, we provide the foundation for transformative success—fostering innovation, connections, and measurable results.