Brothers Kevin and Michael Curtis take on expanded roles.

The Wilbur Curtis Company promoted Kevin Curtis to president and chief executive officer and Michael Curtis to executive vice president. Bob Curtis, Kevin’s father, continues to serve as the company’s chairman of the board for the California-based manufacturer of commercial coffee and tea brewing systems.

Kevin has headed Curtis’ sales, marketing and product development areas since joining the company in 1986. In his new role, Kevin’s focus will include product innovation and sales growth.

Michael, who is Kevin’s brother and joined the company in 1993, has focused his efforts inside the company, specifically in the operational and administrative areas.