Executive Bios
Randall C. “Randy” Horn
President and Chief Executive Officer
Colonial Life
Randy Horn is President and Chief Executive Officer of Colonial Life. He joined the company in March 2004 after a 27-year career with Mutual of Omaha.
Horn served as Executive Vice President of Individual Financial Services at Mutual of Omaha and President of Companion Life Insurance Company (a New York subsidiary) from 1999 to 2003. He previously served as Executive Vice President of Group Benefit Services and has held leadership positions in risk management, claims and actuarial departments. Horn also has experience as an employee benefits consultant with Towers Perrin and as an actuarial assistant with Occidental Life.
Horn is a board member of the Palmetto Health Foundation, the Palmetto Business Forum and the Midlands Business Leadership Group. He also serves on the South Carolina Independent Colleges and Universities board of trustees. He has been active in many professional and community organizations, including the Arthritis Foundation, Salvation Army, Children’s Hospital, Children’s Museum and the South Carolina Chamber of Commerce.
Horn holds a bachelor of science degree in actuarial science from Drake University. He is a Fellow of the Society of Actuaries and a member of the American Academy of Actuaries, and holds a Certified Employee Benefits Specialist designation.
He and his wife, Karen, are the parents of six grown children and live in northeast Columbia, S.C.
Tim Arnold
Senior Vice President, Sales and Marketing
Colonial Life
Tim Arnold is Senior Vice President, Sales and Marketing at Colonial Life. In this role, he is responsible for all areas of the company related to sales and marketing, including sales management, compensation, recruiting, training, product development, research, broker marketing, and public sector marketing. Arnold previously served as the company’s chief operations officer after joining Colonial Life from Unum US in July 2011. During his 27 year career with the company, he has held leadership positions in Underwriting, Corporate Planning, Client Services, National Accounts Sales, and Benefits and has served in leadership roles in the Chattanooga, Tenn.; Worcester, Mass.; and Portland, Maine, offices.
Arnold serves on the Board of Directors for the South Carolina Center for Father’s and Families. He also is a past chair of the Unum United Way Campaign in Portland and served on the Unum United Way Campaign board in Chattanooga. He also served on the boards of The First Tee of Chattanooga, First Things First, the Council for Alcohol and Drug Abuse Services Inc. and Girls Incorporated.
Arnold earned a bachelor’s degree in management and a master’s of business administration degree in finance from the University of Tennessee at Chattanooga. He holds the professional designations of Associate, Life and Health Claims (ALHC) and Fellow, Life Management Institute (FLMI).
Linda Bambacus
Vice President, Service Operations
Colonial Life
Linda Bambacus is Vice President, Service Operations for Colonial Life. In this role, she is responsible for ensuring competitive enrollment, service and administration systems and capabilities across the Colonial Life enterprise. She oversees enrollment, account services and customer contact centers and leads the company’s project management office. She reports to President and CEO Randy Horn.
Bambacus joined Colonial Life in June of 2011 from the Robert E. Nolan Company Inc., where she spent seven years helping Unum, Colonial Life and other clients achieve sustainable long-term growth. During that time, she contributed to the development of technology platforms, market strategies and new product launches for Colonial Life, Unum US and Unum UK. She previously served for nearly 20 years in management and executive roles with major medical carriers in Virginia.
Bambacus holds a bachelor’s degree in history and English from the University of Richmond in Richmond, Va., and attended the T.C. Williams School of Law at the University of Richmond.
Nate Clark
Vice President, Underwriting and New Business
Colonial Life
Nate Clark is Vice President, Underwriting and New Business at Colonial Life. In this position, he plays a key role with corporate risk management strategy and partners closely with actuarial, product development and the sales organization.
Clark joined Colonial in 1988 in the actuary department and has held various pricing, claims, underwriting and risk management positions throughout his career.
Clark is a member of the Home Works of America advisory board and an active volunteer with the organization.
He holds a bachelor’s degree in statistics from the University of South Carolina and is a member of the American Academy of Actuaries and an Associate and Chartered Enterprise Risk Analyst with the Society of Actuaries.
John Garrison
Vice President, Law & Compliance
Colonial Life
John Garrison is Vice President, Law & Compliance for Colonial Life. In this role he oversees the company’s law and compliance functions.
Garrison joined Colonial Life in 1992 as Legislative Affairs Manager and has served in various law and compliance roles during his career with Colonial Life. His previous experience includes several years serving the S.C. State Senate as director of research and attorney to the Banking and Insurance Committee and as staff counsel in the Office of Senate Research. He was also in private practice and served as a circuit court law clerk.
Garrison holds a bachelor of science degree from Francis Marion University in Florence, S.C., and a juris doctorate from the University of South Carolina School of Law in Columbia, S.C. He is admitted to practice law in South Carolina and before the U.S. Supreme Court, U.S. Court of Appeals Fourth Circuit and U.S. District Court for South Carolina. He has participated in the Unum CEO Scholar program and the Management Development Program at the University of Virginia Darden School of Business.
Garrison serves as a trustee for the Business & Industry Political Education Committee and on the board of directors of the American Red Cross – Columbia Region, the Central South Carolina Alliance, the Central Carolina Community Foundation and the South Carolina Life, Accident and Health Guaranty Association. He also is a member of the adjunct faculty at the University of South Carolina Darla Moore School of Business and a member of Saxe Gotha Presbyterian Church.
Ann Houser
Vice President
U.S. Human Resources Business Support
Ann Houser is Vice President, U.S. Human Resource Operations for Unum and Colonial Life. She is responsible for human resources business support, staffing/recruiting, and employee relations throughout the U.S.
Houser joined the company in 1982 and held various positions in human resources at Unum until July 2011, when her responsibilities expanded to include Colonial Life. Her previous roles included business support for multiple functions within the company, head of HR for Unum America, and head of training and development. Houser holds a degree in sociology from St. Mary’s College in Notre Dame, Ind.
Houser has been actively engaged in many community organizations throughout her career. She served on the board of directors of the Preble Street Resource Center, which provides services to people experiencing problems with homelessness, hunger and poverty. She also previously served on the board of the Little Brothers Association and the Girl Scouts of America. She has been an active volunteer for the United Way, the Unitarian church, Mitchell Institute, Youth Alternatives, youth soccer, and local schools.
David Parker
Senior Vice President – U.S. Finance Market Segment Leader
Unum
David Parker is Senior Vice President, U.S. Finance Market Segment Leader for Unum, based in Columbia. He oversees pricing and financial management functions supporting profitable growth of each of the company’s primary market segments and product lines, including Colonial Life.
Parker previously served as Senior Vice President and Chief Financial Officer for Colonial Life. Before that, he served as Vice President of Sales Information and Compensation Design and was instrumental in making Colonial Life’s sales compensation program one of the best in the industry. Parker joined Colonial Life business unit in 1991 as a financial analyst and has held a number of positions with responsibilities for corporate financial planning and internal financial/business consulting. He previously worked in manufacturing management and quality improvement with Milliken & Co.
Parker holds a bachelor of science degree in chemistry from Presbyterian College in Clinton, S.C., and a master’s of business administration degree in finance from the University of South Carolina in Columbia, S.C. He serves on the board of trustees of Presbyterian College and is a past member of the Greater Columbia Chamber of Commerce board, EdVenture Children’s Museum board and USC Moore School of Business board of advisors.
Deb Rasmussen, FLMI, CLU, ChFC
Vice President, Voluntary Benefits Claims
Colonial Life and Unum US
Deborah Rasmussen is the Vice President of Voluntary Benefits Claims responsible for voluntary insurance benefits operations at Colonial Life and UUS.
Rasmussen previously led the Account Services function at Colonial Life, including policy and account level administration, premium collection and billing functions, and new account service. Before that, she served as Vice President of Strategic Projects and Continuous Improvement, accountable for the Project Management Office and the Continuous Improvement Office.
Rasmussen’s career has included roles at both insurance carriers and financial services software and service vendors. She began her career at the Principal Financial Group in information technology, then worked with a software vendor in sales and marketing. She joined Colonial Life in 1991, where she held various roles in operations management until 1997. After 10 years as executive vice president of the life and financial business units at Fiserv Insurance Solutions, an insurance software and services company, she rejoined Colonial Life in 2007.
Rasmussen holds the designations of Fellow, Life Management Institute (FLMI); Chartered Life Underwriter (CLU); and Chartered Financial Consultant (ChFC). She holds a bachelor of arts degree in business administration and Spanish from Central College of Iowa in Pella, Iowa.