Donald Calder

Central Securities Corp. is a closed-end management investment company, which engages in the provision of common stocks. It also invests in bonds, convertible bonds, preferred stocks, convertible preferred stocks, warrants, options real estate, or short-term obligations of governments, banks, and corporations. The company was founded on October 1, 1929 and is headquartered in New York, NY.

G.L. Ohrstrom & Co., LLC (Glo & Co.) is a private equity firm founded in 1926. The firm is headquartered in New York.

American Skin Association, Inc. engages in the development and research, education, prevention and treatment of skin disorders and cancers. It offers efforts to defeat melanoma, skin cancer and disease. The company was founded by George W. Hambrick on January 09, 1987 and is headquartered in New York, NY.

Part of Allegion Plc, Harrow Industries LLC is a company that manufactures locks and door products. The company is based in Grand Rapids, MI. Harrow Industries was acquired by Trane Technologies Plc on March 30, 1999 for $160 million.

FHP Manufacturing Co. engages in the manufacture of water source and geothermal heat pumps. The company was founded in 1970 and is headquartered in Ft. Lauderdale, FL.

Vistan Corp. manufactures fruit pitting machinery and equipment. The firm manufactures food-processing machinery for cherry, olive, date and prune pitters and olive slicers. The company was founded in 2005 and is headquartered in San Leandro, CA.