Who We Are

Mark Gross, President

Email: mgross@leadershipservices.com

Mark founded LEADERSHIP SERVICES, Ltd. in 1986, and as a leadership coach and consultant, he specializes in Executive Coaching, Organizational and Team Development Consulting, Executive Assessment, Selection Testing, and Performance Improvement Workshops. Mark has shaped his career by combining his entrepreneurial spirit with a background in line management, human resources, management training and organizational development with Fortune 500 Companies.

During the past 18 years Mark has built lasting relationships with top management as an external partner on organizational health and change issues which include culture and training needs assessment, one-on-one coaching, and leadership training. Mark holds a B.S. in Human Relations and Organizational Behavior from the University of San Francisco, an Organizational Consulting Certification, and continuous learning in human behavior. Prior to 1986 Mark held Line and Human Resource Management positions with Commerce Clearing House, Ingersoll-Rand, and Baker Hughes Oil Tools. Additionally, he has conducted hundreds of workshops and presentations throughout North America on leadership, performance accountability, and teamwork

Mark is the 2008 Immediate Past President of Professionals in Human Resources Association (PIHRA) which is the largest association of local human resource professionals in the United States exceeding 5,000 members. He also leads the LSL team that includes consultants selected for their special education and industry ackgrounds in service, high-tech, manufacturing, and education with degrees in Engineering and PhDs in Psychology, Communications, and Public Relations.




Bill Terry, Principle Consultant

Email: bterry@leadershipservices.com, 805.200.7481

Bill Terry has served a wide variety of organizations over the past 25 years. He has worked as an engineer, manager, director, and vice-president for large Fortune 500 companies as well as for smaller companies. In August 2015 he completed the five year design and implementation of a corporate-wide Engineering Training & Development Program for a large multi-national construction firm and has been a professional and executive coach for over 15 years.

Bill earned his BSME from the University of Rhode Island. He is a registered Professional Engineer and certified trainer in Steven Covey's Speed of Trust. He received his TQM/Continuous Process Improvement training under world-renowned management consultants Dr. W. Edwards Deming and Dr. Joseph M. Juran, before beginning his own leadership development and coaching practice.

As an Executive Coach, Bill has worked with leaders from: Kimberly-Clark, Clorox, Johnson & Johnson, Wells Fargo, Avery, MBIA, Mondavi, Beringer, JLG, Tutor Perini and more. He has coached corporate executives, business leaders and many other professionals.

Bill's expertise and coaching focus is derived from his career in engineering, leadership development and training. He is skilled in assessing areas ripe for improvement. He works with the incumbent/organization to:

a. Diagnose opportunities for improvement within existing practices or processes with supporting data;

b. Recommend process/leadership improvements with measures to validate;

c. Coaches and assists the incumbent to make required changes as new methods and approaches are implemented.


Deborah Naish, Strategic Planning and Creating Vision

Email: dnaish@leadershipservices.com, 805.200.7481

Deborah brings 22 years of experience in business management and marketing to her work as an executive coach and organizational consultant. She guides leaders to produce outstanding results as they transform their organizations. Deborah specializes in executive coaching, organizational design and consulting, high performance team development, strategic planning, communication training, and conflict resolution.

She has worked with individuals and teams in corporations, start-ups and non-profits including Charles Schwab, OFOTO – a division of Kodak, The Wall Street Journal Online, Avery Dennison, Cure Autism Now, UCSB Alumni Association, Bay Area Video Coalition, The Flavia Company, and FoxSports.com.

Prior to her move to consulting, Deborah spent 15 years working in corporations. Her positions included being President/CEO of Flavia Group, Inc., a privately held greeting card publishing and international licensing company in Santa Barbara and EVP of Marketing at YES! Entertainment, a start-up children's toy company in Pleasanton, CA. She also held marketing management positions at The Walt Disney Company and at The Clorox Company. In January 1997, Santa Barbara Business Digest named Ms. Naish, Business Person of the Year.

Deborah received her MBA from Northwestern University in 1983. She has taught for the Masters in Organization Management for Fielding Graduate Institute and at UCSB in the Marketing Program.


Dr. Alan Wright, Communication & Change Management Lead

Email: awright@leadershipservices.com, 805.200.7481

Alan has more than 20 years’ experience as a leadership communication consultant. He specializes in providing leaders with effective strategies and services to improve their communication performance and results. He is adept at: assessing leadership communication needs and improvement opportunities; developing communication plans and strategies for the overall organization, departments, and individual leaders; coaching and training leaders to enhance their interpersonal and organizational communication skills; and designing and delivering communication vehicles and messages using a variety of channels. He uses communication to effectively engage employees, manage change, and attain strategic goals.

Alan has a Ph.D. in Organizational Communication from Michigan State University, an M.A. in Public Relations from Pepperdine University, and a B.S. in Journalism from the University of Oregon. He has published conference papers and a book chapter on effective communication. His professional experience includes working as a communication and change management consultant for such top tier companies as Accenture, Ernst & Young, Willis Towers Watson, and Aon Hewitt. He has delivered successful communication improvement and change management projects for such clients as: Wells Fargo Bank, BDO Seidman, ChevronTexaco, Clorox Corporation, The Disney Company, Nike, Nestle, and Cisco. He is also a former member of the Board of Directors for the Orange County Chapter of IABC (International Association of Business Communicators).

Throughout his career, Alan's philosophy has been that good communication is essential to successful leadership. Effective communication assists leaders to attain their desired vision, mission, values, and goals; expand their leadership influence; and meet the communication needs of their key stakeholders to keep them informed and engaged in the company’s success.


Leadership Services Ltd. has many satisfied clients. Go here for a representative list.

Also, some have shown their appreciation by providing testimonials to our services.


For an introductory phone or in-person consultation or for more detail on

how we can help clients with Personal and organizational change, contact us.