PITTSBURG, Kan. — A new entrepreneurship speaker series open to the public will begin Monday Sept. 22 at Pittsburg State University. Starting at 4 p.m. in Room S102 at the Crossland Technology Center, 909 E. Ford Street, Enercon Engineering CEO Larry Tangel will share how his father, Ed Tangel, started the company in his garage 50 years ago. The pair scaled the family businesses model into a worldwide venture.