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Executive Bios

From coast to coast, the DOC team is hard at work providing our customers with services excellence. Find out more about who we are by reading the descriptions below:

President & CEO

Eric Swanson


Since 2008, Eric O. Swanson Jr. has served as President and CEO of DOC. He focuses each day on executing the vision, mission, and strategic direction for the company; investing his energy into the development and leadership of DOC’s executive team. Under his leadership, DOC has consistently evolved to meet the demands of the changing service industry while continually providing its customer’s service excellence. DOC’s success in the midst of change has happened because of Eric’s belief in a simple but powerful business philosophy: achieving the vision starts with the alignment of DOC’s service excellence with its customers’ needs. As a result, building strong personal relationships with each customer is the priority for achieving alignment and success. When the customer wins, DOC wins.


Eric and his beautiful wife, Crandall, are the proud parents of four children, Kaleigh, Maggie, Oscar, and Charlie. He deeply loves his family and looks for opportunities to bless others by paying it forward. Eric is a US Marine Corps veteran and is active in various charities through DOC’s Blood, Sweat, and Tears initiative. Through his church, Eric takes great joy in leading mission trips to South America, and mentoring future entrepreneurs.

VP - Service, Parts, Technology

Leah Spiller


Leah Spiller serves as the Director of the Service, Parts, and Technology Integration Teams. She has been with DOC for over 10 years and has successfully lead the company’s service operations while driving metrics, industry trends, operations, project management, process improvement, and encouraging customer development. She holds a degree in Accounting and is a certified manager by The Resource Center for Customer Service Professionals.  She believes in delivering top quality customer service while exceeding customers’ goals.
Leah’s pastimes include playing golf on nice days and travel with her husband. She also believes in helping her community as an active participate for volunteer opportunities supporting DOC’s Blood, Sweat, and Tear initiatives.

Director - HR, Recruiting, Legal

Amanda Edwards


Amanda Edwards serves as Senior Manager of Human Resources at DOC, a position she has held for over ten years.  Her areas of expertise include talent management, team building, organizational development, training, leadership, management coaching, employee relations and policy development.  Amanda is passionate about attracting, retaining and motivating key talent while supporting DOC’s strategic and company objectives.  Amanda is Six Sigma certified, and holds a Bachelor of Science Degree from Winthrop University.

A wife and mother of two, Amanda is passionate about her family and animal advocacy.  She works with local animal rescue agencies to promote animal adoption, encourage local governments to pass animal friendly laws, and contacts companies to change their practices to benefit animal well-being.

Chief Financial Officer

Courtney Costales


Courtney Costales serves as DOC’s Chief Financial Officer. Courtney’s background includes over 13 years of Operation Management and Financial experience in both the Manufacturing and Service Industries. Courtney is responsible for the financial leadership of DOC, providing financial reporting, cash management, and long term strategic financial planning.  Courtney’s dedication to sound accounting practices and belief in a healthy financial position allows DOC to honor its commitments to its vendors, employees and customers. 
Courtney graduated from Presbyterian College with degrees in Business Administration and Spanish.  She is an avid traveler and enjoys playing sports and spending time outdoors. She and her husband Luis have two boys, Luis and Eli.

VP - Field Service, Training, Client Relations

Philip Blaschke


Philip Blaschke serves as Director of Field Operations and has a diverse background representing multiple cultural, educational, and professional experiences.  Phil spent his formative years overseas, returning to the United States to complete his educational training.  Phil holds a Bachelor of Science in Business Administration with an emphasis in Communication and Social Studies from John Brown University.  

With more than twenty years of experience in client and service management, Phil manages the full range of external operational duties required to support DOC’s national customer base.  His duties include budgeting, fleet administration, information technology, growing client relationships and assisting human resources.  He also oversees the day-to-day operational areas of staffing, training and communication with the field operations team.  

Phil gives back to his community through various coaching opportunities and actively participates in DOC’s Blood, Sweat, and Tears initiatives.  He also enjoys spending time outdoors.