Meet our CEO

20 years of proven leadership and Marshall Goldsmith Stakeholder Centered Coaching®-certified expertise.

Group of people stacking hands together.

Founding a Legacy of Leadership Empowerment

Gregory MacKenney Sr., an executive leadership coach, founded GM Titan & Associates LLC in September 2025, driven by a mission to empower executives and leaders to reach their fullest potential through evidence-based coaching that sparks impactful transformation in organizations and beyond.

Marshall Goldsmith Stakeholder Centered Coaching logo.

Gregory MacKenney Sr., Founder & CEO

Gregory is our president and CEO. He channels over 20 years of corporate leadership experience – from first level positions to executive roles – into innovative executive, leadership, and business coaching. His journey underscores a commitment to real-world growth, blending hands-on expertise with certified methodologies to guide professionals toward measurable success.

Smiling man in suit and tie.

Executive Authority & Operational Depth

Greg is a collaborative, global executive with significant leadership experience who consistently delivers excellent results across complex business functions.

Proven Versatility

He possesses expertise across manufacturing, quality, services, R&D, and business division P&L, demonstrating his ability to lead and innovate in diverse operational environments.

Strategic Leadership

Greg is a strategic leader recognized for his ability to effectively develop, communicate, and execute plans to address business needs of varying complexities.

Impactful Success

His history of success lies in leveraging global leadership, relationships, change management, strategic planning, breadth, and operational skills to make a bigger impact on the success of the company and his clients.

Diverse group of colleagues in office setting.

Passion, Practice, and Certification

What sets our coaching apart is the deliberate blend of real-world expertise and certified methodology.

Blended Expertise

Greg passionately combines his extensive leadership experience with his personal commitment to leadership development and the systematic rigor of the Marshall Goldsmith Stakeholder Centered Coaching® certification. This fusion distinguishes him as a coach who understands both the strategic and human sides of leadership.

Passion for Development

He is highly passionate about leadership and committed to developing himself and others to become better leaders—a core principle reflected in every coaching engagement.

Integrity, Influence, and Trust

Greg's influence as a leader is recognized for being transformative and enduring.

Reputation for Coaching

 He is highly regarded for his coaching, mentorship, and approachability and his adeptness in fostering a positive and constructive atmosphere, even in challenging circumstances.

Elevating Others

Greg is recognized as a guiding presence who consistently elevates those around him through his unwavering commitment to professional growth and inclusive leadership.

Trust and Integrity

His genuine dedication to clients, colleagues, integrity, and advocacy are central to his character, which engenders trust and facilitates meaningful relationships.

Partner with a Leadership Expert

Ready to collaborate with an executive experienced coach who knows the leadership journey? Schedule your consultation now to discuss how our expertise can deliver your measurable leadership results.

Book Your Leadership Consultation