Frank George Hejduk, 77, founder and president of Beltway Electric Inc., died Thursday at his Fullerton home of cardiac arrest.

A mass of Christian burial was being offered today at St. Joseph's Roman Catholic Church, 8420 Belair Road, Fullerton.

After graduating from Baltimore Polytechnic Institute, Mr. Hejduk went to work for the Glenn L. Martin Co., where he gained extensive experience in dealing with electricity. He worked for the company 20 years.

He also was active in the Cardinal Gibbons Council of the Knights of Columbus.

Survivors include two daughters, Marlene Grubb and Dolores Myers, both of Overlea; a brother, Joseph Hejduk of Overlea; a sister, Helen Schwensen of Joppa; three granddaughters; and one grandson.

The family suggested contributions to the National Multiple Sclerosis Society, Maryland Chapter, 1055 Taylor Ave., Suite 201, Towson 21204.