Our story

With the goal of making HR transformation and operational excellence accessible and affordable to all businesses, Founder and CEO — George W.Denninghoff, brought industry veterans Matthieu Sargentini and Erin Oldershaw together in 2023 to create a consulting firm that offers unparalleled expertise and personalized service .

This new venture, Human Resources Operational Excellence & Systems, HROES, is designed to fill a critical gap in the market , providing firms of all sizes with the high-quality consulting typically reserved for the largest organizations. With decades of combined experience across global consulting firms and extensive knowledge in workforce management, healthcare strategy, operations, and strategic growth, the team is committed to offering a level of service and attention to detail that large consulting firms often overlook.

HROES is not just about delivering solutions; it is about preserving the unique culture of each client, while guiding them through transformational changes . The firm's approach is deeply rooted in understanding the specific needs and challenges of each organization and ensuring that the strategies implemented are both effective and sustainable. By leveraging their extensive backgrounds in HR optimization, clinical operations, change management and strategic leadership, George, Matthieu and Erin aim to help businesses achieve new heights of success, all while maintaining the essence of what makes each company unique. Their collective expertise allows HROES to deliver customized, hands-on support that empowers organizations to thrive in an increasingly complex business environment.