Tessa Breslin

Tessa Breslin

Managing Director

Tessa is a member of the Board and the Global Leadership Team of YSC Consulting based in New York. She leads YSC’s North American business and has broad, international expertise in leadership strategy, executive assessment and coaching, and talent development. She is a Chartered Psychologist with the British Psychological Society, an ICF accredited coach, and a member of the Queen’s University Foundation Board. Her special interests lie in enabling individuals with high potential, particularly women, realize their ambitions.

Tessa graduated from Queen’s University, Belfast with a first class honors degree in Psychology and a Masters degree in Occupational Psychology. She began her career in consulting in London, working with blue chip clients on their communications, internal branding, and change programs. She moved to the aviation industry, into employee engagement and learning and development roles, and ultimately led the talent agenda across an international airports business. She then headed up performance, talent, and management development for a facilities management company with responsibilities for the development for of 48,000 people.

Originally from Northern Ireland, Tessa lives in New York and likes to escape to a holiday home in Donegal, Ireland. Tessa has three small children and is married to a West Ham fan which tests her belief in positive psychology, daily.

“Tessa takes a deep, psychology-based focus to shaping long-term career plans. The time she takes to get to know you as a whole person, along with the context of your industry and company, really shows when together you craft a vision that feels at once more practicable and more profound. I found her deeply empathic, nuanced and foresighted in creating the "architecture" of personal development.”

Worldwide Head of Planning,

FTSE 100, Advertising

“I have always believed in the power of clarity to drive performance and Tessa provides that in spades. She can connect the big themes with the needs of the business or an individual and help set and achieve plans that drive towards achievement. Tessa has helped me refocus my goals and has set me on a path to becoming a better enterprise leader and handle the uncertainty and stresses of present times.”

Chief Data and Technology Officer,

Fortune 500, Advertising