John Deren

Vascular Solutions LLC operates as a medical device company, which engages in the provision of clinical solutions for diagnostic and interventional vascular procedures. Its products include GuideLiner, Langston, Pronto V4, and D-Stat Dry. The company was founded by Howard C. Root on December 20, 1996 and is headquartered in Minneapolis, MN.

Trinseo LLC manufactures and markets plastics, rubber, and latex. The firm develops blends polycarbonate, compounds, paper, carpet latex, synthetic rubber, and styrenics. The company was founded in June 2010 and is headquartered in Berwyn, PA.

Constellation Energy Generation LLC engages in the generation, physical delivery, and marketing of power. The company was founded on December 27, 2000 and is headquartered in Kennett Square, PA.

Rohm & Haas Co. develops and manufactures specialty chemicals, paints, adhesives, and materials. The company was founded by Otto Röhm and Otto Haas on September 1, 1909 and is headquartered in Philadelphia, PA.

The American Institute of Certified Public Accountants provides vocational education in accounting. The company provides services to the accounting community, regulatory bodies, and other organizations. It also operates in Jersey City, Washington, and Lewisville. It was founded in 1887 and is headquartered in New York City, NY.

The Pennsylvania Institute of Certified Public Accountants is a professional association for certified public accountants operating statewide. The non-profit company is based in Pennsylvania.