Sean Casey
Sean Casey
President

Sean Casey currently serves as Apex Systems' President. As President, Sean is responsible for running daily operations, managing the overall performance, and ensuring Apex is poised for success today and in the future. With over 25 years of experience in the IT services and consulting industry, Sean strengthens our focus on our operational results and productivity.

Previously at Apex, Sean began his career as the company's 9th employee, growing the company's geographic reach across North America and Canada. Later he served as Vice President for 17 years, and then Chief Operating Officer for three years.

Throughout all of his roles with Apex, Sean's focus remains on our people with the goal of uniting Apex and ASGN's many divisions across one global front.

Buddy Omohundro
Buddy Omohundro
Chief Administrative Officer

Buddy Omohundro has served as the Chief Services Officer for Apex Systems since 2015. With leadership responsibility over its corporate functions, he manages and advises the company on a broad range of business and legal issues across numerous areas.

Over the past 18 years, Buddy has also served as Apex’s General Counsel and a Senior Management Council member. He chairs Apex’s Principal Committee and Shared Services Council, in addition to serving on ASGN’s ESG Committee. Buddy is also an active Richmond community member, serving on Virginia Commonwealth University’s Massie Cancer Advisory Board, the Richmond SPCA’s Board of Directors, and the Greater Richmond Partnership’s New Business Development Committee.

Buddy received a Bachelor of Arts in Economics from the University of Virginia. As well, he received a Juris Doctor, magna cum laude, and his Master of Business Administration, with honors, from the University of Richmond, where he also served as the Editor-in-Chief of the University of Richmond Law Review.

Paige Turnes
Paige Turnes
Chief Financial Officer

Paige Turnes, Chief Financial Officer, has been an instrumental force in Apex Systems over the past 20+ years, supporting its growth from $38 million to over $2 billion in annual revenue. As CFO and Principal, Turnes works with field leaders to drive current business and find creative solutions to client needs. 

She started at Apex 21 years ago as an Assistant Controller and has been an integral leader for countless finance initiatives. Most recently, she has aided in synergizing the Apex brand by spearheading the integration of multiple mergers and acquisitions. Since 2019 alone, entities she has incorporated into the Apex brand include GlideFast Consulting, Avaap Infor Business Unit, LeapFrog Systems, and Intersys Consulting.

Paige graduated from Longwood College (now known as Longwood University) with a Bachelor of Science in Business Administration (BSBA) with concentrations in Accounting and Finance. She is also a CPA/CGMA.

Michele McCauley
Michele McCauley
Chief Human Resources Officer

Michele McCauley serves as Chief Human Resources Officer for Apex Systems, leading the strategy and oversight of the company’s talent acquisition, performance management, onboarding, and regulatory reporting. She also acts as Chief Human Resources Officer for the commercial segment of ASGN, Incorporated. With nearly 25 years of experience, she plays an instrumental role in building the internal infrastructure and shared services teams at Apex. Her leadership has led to a growing portfolio of global accolades including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Michele led and developed Apex’s first Employee Resource Groups more than 10 years ago, focused on fostering diversity and inclusivity in the workplace. This early work has since evolved into Apex’s overarching Corporate Social Responsibility committee, still led by Michelle today. Additionally, these groups were a precursor to ASGN Incorporated's Environmental, Social, and Governance framework. 

Michele's dedication to social responsibility is evident in her work as an executive sponsor for Apex System's philanthropy committee, which has raised over $1.1 million for the American Cancer Society. Michele graduated from Virginia Commonwealth University with a Bachelor of Arts in Psychology and is a member of the Workforce and Education Executive Committee for the Virginia Chamber of Commerce. She provides thought leadership and advice on policy research that aids in implementing innovative workforce and education goals for the state of Virginia. Michele has been recognized three times on SIA's Global Power 150 – Women in Staffing list for her leadership and contributions across the industry.

 

Don Gilbert
Don Gilbert
Chief Information Officer

Don Gilbert has served as the Chief Information Officer since January of 2024. Don is a seasoned strategic technology executive with a distinguished career spanning over 25 years. His expertise lies in business transformation, global delivery, and process optimization, and he has delivered exceptional results throughout his career in the distribution, financial service, consulting, and healthcare industries.
Most recently, as the Enterprise CIO at CorroHealth, Don oversaw enterprise systems, infrastructure, and information security, supporting a global workforce of over 10,000 associates. Prior to his role at CorroHealth, Don served as the Enterprise IT Vice President and Divisional CIO at Performance Food Group and, before that, the Director of Information Technology at Capital One Financial.
Don holds an MS in Management Information Systems from the McIntire School of Commerce at the University of Virginia and a BS in Finance and Management from the E. Claiborne Robins School of Business at the University of Richmond. 
 

Shawn Handley
Shawn Handley
Chief Marketing Officer

As Apex’s Chief Marketing & Communications Officer, Shawn Handley, a Virginia Tech graduate leads a focused team of marketing and communications professionals.  He has 21+ years’ experience in the staffing and consulting industry and provides valuable guidance to his team as they strengthen and enhance the Apex brand.  Shawn is responsible for corporate communications, digital platforms, industry analysis, media relations, digital and print advertising, brand positioning, and corporate sponsorships. He is a member of the Apex senior management council and the corporate responsibility committee. 

Rob Lowry
Rob Lowry
Chief Delivery Officer

As Chief Delivery Officer for Apex, Rob Lowry is responsible for delivering exceptional talent to our clients across the US and Canada.  This includes the ongoing transformation and development of Apex’s digital talent acquisition strategy, building strong relationships and providing superior customer service to our consultants, and leadership and professional development for the company’s Recruiters and Delivery Managers.  Rob began his career with Apex in 1996 and is a member of the Apex Senior Management Council and Senior Field Leadership Team.  He is originally from Arlington, VA and is a 1995 graduate of Virginia Tech where he earned a BS in Finance. 

 

Jeff Schmalbach
Jeff Schmalbach
Chief Consulting Officer

Jeff Schmalbach is responsible for building Apex’s solutions business while overseeing engagement management and delivery, client satisfaction, and service level agreement monitoring/adherence. His years of proven experience delivering the highest quality solutions, allow him to see trends in the market and push Apex forward in being prepared to bring timely and effective industry-oriented solutions to our clients. Jeff brings more than 18 years of experience in growing consulting business, penetrating new markets, and developing first-time customers into long-term partners. His experience has led to a deep understanding of the information technology industry and its evolving trends and technologies. Jeff graduated from Arizona State University with a B.S. in Business and Marketing.