PRACTICE IN LEADERSHIP PSYCHOLOGY,
HIGH PERFORMANCE EXECUTIVE COACHING
Serving Ottawa Ontario, Gatineau Quebec and Consulting Globally (613) 889-1720

Philip J.Mcmahon
BA,DMin, PsyD,M.S (C.psych)
Leadership and Executive coaching Strategist
Psychological Insight. Strategic Clarity. Trusted in Complexity.

In environments of pressure, power, and performance and complexity, psychology is not a luxury — it is the lever that determines clarity, cohesion, and consequence.

At Pneuma consulting psychologists, we offer two specialized domains of expertise grounded in one central commitment:

To decode, transform, and strategically elevate the human factor in high-stakes leadership and operational Management environments.

Whether guiding senior corporate and government executives through complex internal dynamics and high-performance challenges, or consulting on adversarial risk or internal politics and power issues.we work at the intersection of deep psychology and strategic outcomes forged in decades of executive experience and consulting psychology training.

🔹 Ottawa -Executive &Clinical Leadership Psychology

For senior leaders, elite professionals, and organizations dedicated to high performance at all levels of the organizational system.
We help those in positions of influence strengthen leadership, executive performance, develop deep personal psycho-dynamic insight and clarity, emotional intelligence, relational intelligence, psychological resilience and mental toughness. Through deep psychodynamic insight, clinical leadership consultation, and trusted advisory, we support transformation where it matters most — within the self, within teams, and within systems.

Our Practice Director

PROFESSIONAL BIO — PHILIP JOHN McMAHON, B.A, DMin, PSY.D., M.S.(C.Psych)

Clinical Leadership Advisor- Consultant Psychologist-Corporate Strategist

Philip John McMahon is a uniquely qualified thought leader at the intersection of corporate strategy, Executive coaching and clinical leadership consulting. With a career spanning over four decades, He has served as consultant Psychologist, C-suite Executive leader in Mental health, Forensic psychiatry, addictions service systems, Chairman of a Police Commission, Chairman of a private sector corporate intelligence firm, Executive level Management advisor-corporate turn-around specialist and clinical leadership consultant. He has served as the chief negotiator in a number of police department collective bargaining processes and has led extensive reforms in large and complex change and re-structuring corporate processes within multiple unionized environments.

Licensed as a Clinical and Forensic Psychologist McMahon has served in C-suite Executive positions leading complex system-level reforms in policing, correctional services, corporate security and Intelligence and Executive clinical and leadership dysfunction and psycho-pathology has positioned him as a critical asset to corporate boards, individual executives, leaders and blue chip professionals,law firms, intelligence teams, and C-suite leaders facing complex human challenges in high-stakes environments with a zero failure mandate.

His work moves beyond traditional leadership and organizational development development, cutting into the pathology, politics, and power dynamics that often sabotage decision-making at the top. From diagnosing dark triad traits, addictions and behavioral health issues in executives to profiling and mitigating internal sabotage efforts McMahon brings psychological precision and operational realism to organizations navigating risk, complexity, and disruption.

A trusted strategic advisor, he has been deployed as a negotiator in high-stakes crises, a surgical consultant to organizations in collapse, and as an Executive and leader and advisor to elite teams across intelligence, Policing legal, corporate, and governmental domains. He blends the rigor of deep Clinical- Forensic psychological practice with the strategic lens of consulting Psychology and decades of personal experience in the C-suite. Over the years in addition to his other duties he maintained a private practice providing Clinical leadership consulting( focusing his practice in the area’s of working with Executives manifesting significant “dark triad” (psychopathy, machiavellianism, narcissitic) personality disorders, addictions and significant behavioral health problems.— offering clients not just insight, but intervention as well as consultation to legal counsel and labour relations professionals. Testifying in court he has been designated as an expert witness in the area of psycho-pathology. During his educational formation he earned undergraduate as well as Masters and Doctoral Degree's with a focus on Forensic psychology, clinical psychology and post graduate certificates in Negotiation, Mediation , Arbitration and labour relations. He holds and has licensure as a Forensic-Clinical Psychologist in multiple Canadian jurisdictions and is a  member of the Ontario Psychological Association, International Association for Jungian Studies, the Society for Consulting Psychologists, society of police and criminal psychology, society of military psychology and forensic psychology group, the international association of risk management intelligence professionals, the society for corporate competitive intelligence professionals, American society of Forensic criminologists, He has been awarded Diplomate staus in Psychotherapy, Forensic Evaluation. He is a member of the Canadian Experiential Dynamic Therapy Association,(I.S.T.D.P.), Harvard university-Mclean Executive coaching association ,International Society for Psychoanalytic Study of Organisations and the American leadership association.He serves as an Advisor to the International society of Jungian coaches and consultants based out of the European Union.

McMahon is also a frequent keynote speaker and corporate retreat facilitator, delivering powerful sessions on leadership,power, pathology, leadership, and strategic recovery as well as a series of professional training, intensive Executive retreats and speaking sessions His advisory model integrates forensic-clinical psychology, Depth oriented Psychodynamic Psychology, Jungian oriented consultation, clinical leadership, organizational systems psychodynamics and psychopathology at the organizational, team and individual executive level.

Serving Ottawa Ontario, Gatineau Quebec and Consulting Globally : contact (613-8891720) -drmcmahon@live.com

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