A large Canadian company is entering the U.S. dental market.

Sun Life Financial U.S., Wellesley Hills, Mass., an arm of Sun Life Financial Inc., Toronto, has signed a marketing agreement with United Concordia Companies Inc., Harrisburg, Pa., a unit of Highmark Inc., Pittsburgh.

The agreement will give Sun Life, a player in the U.S. group life market, the ability to sell group life together with dental coverage from United Concordia.

United Concordia provides or administers dental coverage for 7 million patients and has 62,000 dentists and other providers in its dental provider network.