Jeff Green

Jeff Green is the founder and President of XpanseHR. A consummate HR leader, Jeff spent his early career managing the HR operations within various large corporations. During this time, he saw that many small and mid-sized businesses lacked the breadth and depth of HR resources available to larger companies. With an entrepreneurial drive, Jeff set […]


Gail joined XpanseHR in 2010. She is a seasoned professional with over 30 years of experience in Finance, Administration, and Operations Management. As Vice President of Business Operations, Gail is responsible for overseeing the day-to-day operations of the firm and providing leadership and tactical support to XpanseHR’s Management Service Delivery teams. Gail also plays an […]

David Birnbaum

David joined XpanseHR in 2023 as a Senior Compensation Consultant. An experienced Compensation and Benefits executive, David possesses over 30 years of expertise in designing and implementing innovative compensation and benefits programs that support business growth and drive employee engagement. Throughout his career, David has served as a trusted compensation advisor to business leaders and […]

Michele Underhill

Michele joined XpanseHR in 2015. A dynamic HR consultant, Michele possesses a diverse background supporting companies of various sizes and industries, including non-profit, healthcare, technology, education, manufacturing, museum & arts, and real estate. With over 30 years of HR expertise across all facets of HR, Michele is able to quickly understand, support, and impact client […]


Albert possesses over 20 years of Human Resources experience within non-profit, for-profit and corporate environments. Over the course of his career, he has helped guide businesses on talent acquisition, payroll and benefits administration, performance management, safety and health, policy implementation, and employment law compliance. As HR Consultant, Albert provides strategic outsourcing and project-based HR solutions. […]


Prior to joining XpanseHR, Lauren King, SHRM-CP, worked in the energy, engineering and healthcare sectors. In her previous roles, she worked as an HR generalist, handling various HR functions such as employee relations, policy development and compliance, talent acquisition and onboarding, and performance management. In her role as HR Consultant, Lauren not only provides both […]

Jarod Holloway

Jarod brings over 15 years of industry experience to his role at XpanseHR, having previously worked within the pharmaceutical, healthcare, and education sectors across all functional areas of HR. Throughout his career, he has worked closely with stakeholders, management, and employees to create productive work environments through coaching and counseling, improving HR functions, processes, and […]

Jaime Maltese

Jaime Maltese serves as a Senior HR Associate, bringing a varied background in Human Resources that spans the education, healthcare, and consulting sectors. Over the course of her career, Jaime has refined her HR skills in generalist and management roles, with a focus on talent acquisition and onboarding, policy development and compliance, benefits management, employee […]


Tara possesses over 15 years of marketing and communications experience. Over the course of her career, she has worked in digital and print communications, social media marketing, event management, marketing campaign development, email marketing, graphic design, and brand development and alignment. As Manager of Marketing & Strategic Initiatives, Tara collaborates with leadership and business development […]