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For over 30 years, Lou’s passion has been to work with leaders, senior executives and high potentials to improve individual performance and organizational effectiveness. Lou focuses on working with organizations and individuals to develop inspiring visions, build collaborative relationships, lead high performing teams, and to develop, execute and achieve business objectives aligned with organizational strategy.

Prior to founding Bresnahan, Chrostowski & Associates, Lou was a senior executive in HR at Old Mutual Asset Management, Putnam Investments and Litton Industries. In these roles Lou was responsible for developing and implementing Human Resource strategy, with an emphasis on talent management and development. Lou developed a holistic approach to executive development, considering the importance of culture, corporate values, succession planning and business strategy to executives’ success. Lou has been described as “an organizational savvy, empathetic and values-driven individual, who rapidly establishes trust and confidence in order to focus on the client’s agenda”.

A life-long learner, Lou has been certified as an Executive Coach by Columbia University at the International Coach Federation's Professional Certified Coach (PCC) level; attended London Business School’s Centre for Management Development’s “Leading International Talent”; studied organizational design and development at Babson College’s F. W. Olin Graduate School of Business; received his BA from Boston College; and has attended numerous professional conferences and symposiums on talent management and executive development. He is also a member of the International Coach Federation and the International Consortium for Coaching in Organizations.


  • Biotechnology
  • Fashion
  • Financial Services
  • Healthcare
  • Nonprofits


  • 360 Assessment
  • Appreciative Inquiry
  • C-Suite Leader Coaching
  • Client Relationship Management
  • Coaching Program Design & Management
  • Emotional Intelligence
  • Executive Assessment
  • Executive Coaching
  • Executive Presence
  • Experience as a Senior Executive
  • High Potential Leader Coaching
  • Hiring and Selection
  • Internal Coach Training
  • Leadership Development Program Design
  • Coaching for Executives in New Roles
  • Selection Assessment
  • Strengths-based Leadership Development
  • Succession Planning & Talent Management
  • Values, Mission, Vision Facilitation