When Andrew P. Tecson was 10, he started playing the saxophone. Nearly five decades later, he still enjoys it. And he enjoys it so much that Tecson, president of Chuhak & Tecson P.C., created the ChurchJazz Band in 1982 and continues to serve as its leader. “It’s like the human voice,” Tecson said. “You can express all kinds of different emotions with a saxophone.” He gravitated to jazz “because you get to improvise. So every time you perform, you are creating a new work of …