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About Us

About Us

A Fortune 500 company, Unum is a leading provider of financial protection benefits products and services, and the largest provider of group and individual disability insurance in the United States1 and the United Kingdom2. Unum businesses serve nearly 37% of the Fortune 5003. Our U.S. business is ranked:

  • 1st in group and individual disability1
  • 3rd in voluntary benefits4
  • 5th in group life5

Headquartered in Chattanooga, Tenn., Unum also has significant operations in Portland, Maine; Worcester, Mass.; and Glendale, Calif. Our subsidiaries include Colonial Life in South Carolina and Unum UK in England, and we employ nearly 10,000 people worldwide.

The strength and values of our company are reflected in the following:

  • Forbes America's Best Employers, 2015
  • Forbes Most Reputable Companies, 2011-2014
  • Newsweek’s Greenest Companies in America, 2009-2012
  • Best Place to Work in Insurance 2009-2014, Business Insurance magazine
  • Ranked for five years as “Best Employers for Healthy Lifestyles,” National Business Group on Health
Unum awards

In business for more than 165 years, Unum in the US works tirelessly to build meaningful and lasting connections with our customers, their employees and the benefits they count on. To deliver on that commitment, we offer a full array of benefits solutions — including education, enrollment services and cutting edge claim support — to meet the needs of both employers and their workers.

Unum has partnered with United Concordia Dental, a leading national dental insurer, to provide valuable dental coverage that coordinates easily with other Unum benefits. United Concordia Dental is a leading dental carrier with one of the nation’s largest dental provider networks. In this partnership, dental products are sold under the Unum brand with United Concordia Dental as the underwriter. United Concordia Dental provides claim administration, customer service and national provider access through their Advantage Plus 2.0 network.

United Concordia Dental is dedicated to serving individuals, employers, members, dentists, producers and the community. Today, more than 1,200 United Concordia Dental employees located across the country seek to provide the best value in dental benefit programs.

They do so by being passionate about providing great coverage and excellent customer service to their 8 million members. Their diverse employee base adheres to the highest standards of professionalism; ensuring accountability to customers, and aspire to earn trust and confidence in their ethical approach by communicating openly and directly and preserving confidentiality.

United Concordia Dental is determined to help improve the oral health of not only their members, but also the communities within which their employees live and work. Through collaboration with local organizations, groups and individuals, United Concordia Dental reaches out to the community to help those in need access dental health care.

With 40 years of experience insuring dental health, United Concordia Dental has the knowledge and expertise necessary to offer flexible benefit options, affordable rates, access to nearly 106,000 dentists at nearly 340,000 access points in their Advantage Plus 2.0 network, and information security that has been certified by the Department of Defense.


  • 1LIMRA, “U.S. Group Disability Insurance 2014 Annual Sales and In Force” (2015), based on inforce premium and LIMRA, “Individual Disability Income Sales and In-Force Survey Annual Review 2013” (2014), based on multilife.
  • 2Swiss Re, Group Watch 2015 (reporting sales data for 2014), based on inforce premium.
  • 3Fortune, “Fortune 500 2014,” (2014; accessed Aug. 25, 2014),; Unum Group customer database, 2014.
  • 4Eastbridge, “U.S. Worksite/Voluntary Sales Report: Carrier Results for 2014” (2015), based on inforce premium.
  • 5Gen Re, “2014 U.S. Total Group Term Life Sales and Inforce Results” (2015), based on inforce premium.