Michael Littlejohn,
Founder and Managing Director - Sustainability Services Group

Michael is a diverse leader, seasoned senior executive, entrepreneur, consultant, and driver of transformation with more than 35 years of experience with 3 global professional services and technology firms (PwC, IBM, and Ernst and Young). Over that time, Michael held numerous leadership roles with positions in General Management, Delivery/Practice Management, Strategic Growth, and Large Account Management. He has led services businesses with as many as 1,200 staff, and he has managed professional services P&Ls in the $100-$300m (US) range. He has had responsibility for designing portfolios of strategic growth services; and he has served as the lead client relationship executive for multiple large accounts generating up to $60m in annual fees. Michael has also been part of the integration team for multiple mergers/acquisitions, has overseen the divestiture of a services business, and has built and led the internal transformation unit of a Fortune 50 Technology company.
In 2022, Michael founded the Sustainability Services Group (SSG) a consulting firm focused on delivering advisory services in support of sustainability and climate change. Prior to founding SSG, Michael served as the Sustainability leader within EY’s public sector business where he was responsible for developing the strategy, and executing plays, for ESG and climate-related opportunities. He was also a member of the EY Public Sector Leadership Team. Prior to that role, Michael served 5 years as a Coordinating Partner overseeing EY’s Government business within NY State, and as an advisor to EY’s global Smart & Sustainable Cities initiative.

From an industry standpoint, Michael has advised clients across the government, technology, NGO, Not-for-Profit, financial services, utilities, and transportation sectors. Beyond his sustainability expertise, Michael has expertise in complex organizational change, operational restructuring, process improvement, information technology planning, and program risk management.

Michael has a deep, personal commitment to helping organizations that are focused on ensuring justice for, and the enablement of, underrepresented people and communities. He has led both pro-bono and fee-based advisory engagements for organizations such as the United Negro College Fund, The Executive Leadership Council, The Atlanta University Complex (AUC), INROADS, The World Bank, The King Center, and various economic development/minority business development entities at the state and local levels. He is a frequent public speaker on a variety of topics such as leadership, diversity, and transformation.

Immediately prior to EY, Michael was a Senior Client Partner with IBM, where he oversaw the Advisory business in NY State, IBM’s largest local government account, which generated $50-$60m in annual consulting fees. In that role, Michael had ultimate responsibility for business development, delivery, and client relationship management. He was also a member of IBM’s Public Sector Senior Leadership Team which oversaw annual revenues of $2+ billion. Previously, Michael held senior roles as leader of IBM’s Internal Transformation Consulting team (100 consultants); as General Manager (Americas) of IBM Learning Services (1,200 employees, $300m in annual revenues); and as Practice Leader/VP of IBM Consulting’s Human Capital Management business (350 consultants, $85m in annual revenues).

Prior to IBM, Michael spent almost a decade at PricewaterhouseCoopers (PwC) as a Manager, Senior Manager, and Managing Director, with most of that time spent in the Business Process Transformation practice. Michael also did a rotation in the Chairman’s Office as US Recruitment and DE&I leader.

Michael began his career as a Systems Engineer, having earned a BS degree from Cornell University. He has sat on numerous not-for-profit boards, and is an ex-officio board member of the Business Council of NY, the leading business organization in the state, representing the interests of 3,500 large and small member companies.