Our Team

Joan Hill

Joan Hill brings solid analytical skills and a fresh perspective to consulting that has driven positive results for companies in industry sectors noted for their complexity. Her work in the areas of financial services, automotive manufacturing and distribution, energy, packaged goods, pharmaceuticals and professional services has been consistently praised as exceptional, and her expertise has been used by television news producers in need of a trusted resource person capable of credible commentary on workplace issues. With more than 30 years of consulting experience in the areas of leadership development and management consulting, Joan has gained a solid reputation as an individual who is particularly adept at identifying key issues and opportunities, and focusing on developing practical, results-oriented business strategies. Her extensive leadership consulting experience includes competency modeling, performance management, recruitment and selection, and leadership development. Joan is the author of a widely used web-based 360° feedback tool which assesses 18 leadership competencies such as coaching, building teamwork, strategic thinking, communication skills, problem solving and results orientation. This tool has been customized and implemented in a broad range of private, public, and not-for-profit organizations.

Joan has designed and facilitated hundreds of customized leadership development workshops and conferences. Under her leadership, CORE has received 8 prestigious HR Reporter Reader’s Choice Awards for its work in leadership development.


David Butler

David joins CORE as Corporate Secretary and Consultant. He brings a wealth of senior leadership experience to CORE, including working with both domestic and international organizations.

Most recently David was President of the Nickel Institute, the international trade association of the world’s primary nickel producers. Prior to that David held senior leadership positions with two leading Canadian law firms. His clients included Fortune 500, multinational, and private companies and trade associations in important sectors such as automotive distribution and parts supply, consumer and industrial products, distribution and logistics, financial services, healthcare, high-tech, medical devices and pharmaceuticals, metals and mining, and outsourcing. He has also been a board director of public, private, and not-for-profit companies. David has a Martindale-Hubbell AV Preeminent rating and was named a top Canadian lawyer in 2012 by the Lawyers Weekly’s “In-house Counsel Magazine”.

David is a graduate of the Directors Program, Richard Ivey School of Business, University Toronto Law School (J.D.) and McGill University (B.A. Economics Major). He has also been an active community volunteer.

David will be working with CORE and its clients in a non-legal capacity including consulting, coaching and project leadership.


Nina Penner

As a highly knowledgeable coach, facilitator and speaker with international experience, Nina’s areas of expertise include coaching, 360-degree feedback and psychometrics, leadership, communication, learning needs assessment, program development and measuring program success.

An accomplished facilitator with designation from the Institute for Performance and Learning, Nina designs and facilitates leadership programs, coaches and accredits facilitators and master trainers, and supports strategic business partners to establish their learning and development functions. She has spearheaded the development of numerous customized large-scale national leadership development programs and is uniquely positioned to understand the organizational and leadership challenges of her clients and provide winning solutions.

Nina has worked with hundreds of leaders from front line managers to executives, helping them understand their individual 360-degree results and psychometric profiles, how they impact their organizations and how they can elevate their contribution. She does this through individual coaching, administration and debriefing of 360-degree feedback and psychometric assessment tools and facilitating impactful leadership development programs.   Nina has consulted to organizations in Canada, the Philippines and India and has worked with clients in numerous sectors including media, publishing, logistics, telecommunications, petrochemicals and insurance.

Nina has deep experience administering 360-degree feedback and psychometric assessment programs and carries her designation as a Certified Analyst through Thomas International on GIA (aptitude & ability), PPA (behaviour) and TEIQue (emotional intelligence). Nina provides 360 feedback and psychometric consulting services on an organizational level to support succession programs and leadership and executive recruitment.


Leon Sergent

Leon is a sought after international consultant and facilitator. As a senior associate of CORE Consulting Inc., his specific areas of expertise are leadership, coaching, communication, professional selling and presentation skills. Fluently bilingual, Leon is passionate about building the capability of leaders responsible for creating sustained organizational change. With more than 25 years of business and facilitation experience, Leon leverages his extensive knowledge of leadership and his sense of humour to create dynamic, inspirational learning environments that have lasting impact. Leon has worked with numerous organizations in Canada, the United States and North Africa including engineering, technology, financial services, health and pharmaceutical organizations.

Agréé internationalement, Léon est un conseiller en gestion et un formateur recherché. A titre d’associé principal au sein de CORE Consulting Inc., ses champs d’expertise comprennent le leadership, la communication, la vente professionnelle, et les habiletés de présentations d’affaires. Aussi à l’aise en anglais qu’en français, Léon est passionné par le développement des habiletés des leaders qui pzoduisent le changement durable dans l’organisation. Avec plus de 25 ans d’expérience en affaires et en formation, Léon met à profit sa connaissance du Leadership et son humour afin de créer un environnement d’apprentissage dynamique et inspirant pour un impact assuré. Léon a travaillé avec de nombreuses organisations au Canada, aux États-Unis et en Afrique du Nord dans les secteurs du génie conseil et des technologies, financiers, pharmaceutiques et de la santé.


Traci Kerfont

Traci Kerfont has over 20 years experience in graphic design and desktop publishing skills. Working with CORE’s instructional designers, she creates a full range of training materials that are engaging and memorable. Traci also administers CORE’s 360° feedback tool and employee and customer surveys. With her expert project management skills she provides support from conception to completion of CORE’s projects . She understands the need to set up questionnaires, monitor results and create consolidated reports that are accurate, easy to navigate and pinpoint key results. Traci is a keen contributor to the full range of CORE projects in sectors such as telecommunications, pharmaceutical, manufacturing, oil and gas and financial services.