Oasis Outsourcing, the nation’s largest privately held Professional Employer Organization (PEO), is pleased to announce that Kelley Castell has joined as Chief Operating Officer.

In this role, he will be responsible for driving value creation, providing strategic and operational leadership that focuses on delivering high-quality service to clients, refining sales and marketing to drive outstanding and consistent sales results, and building the organization by upgrading the company’s capabilities to better enable future growth.

Previously, Castell was the Senior Vice President of Client Services and Portfolio Management for First Data Corporation. He has also had a long and distinguished military career as an officer in the U.S. Navy, and is currently serving as the Executive Officer of the Naval Cooperation and Guidance for Shipping Unit in San Diego. He also continues to serve in the U.S. Navy Reserves.

“I’m pleased to welcome Kelley to the Oasis team,” said Mark Perlberg, President and CEO of Oasis Outsourcing. “The COO role is a new and important function for Oasis, and I’m confident that Kelley’s experience and knowledge will bring us to the next level as we continue our path of growth.”

“Oasis is a leading PEO with a talented executive team and staff,” said Castell. “I’m excited to join this seasoned team and look forward to adding value in the key areas of Operations, Sales, Marketing and Information Technology.”

Castell earned his Bachelor of Arts in International Affairs from Florida State University, Bachelor of Science in Computer Information Systems from Saint Leo University, and his Master of Business Administration from Troy State University.