Providing Global Access to Specialized Commercial and Industrial Equipment. Family owned since its inception, Plank Enterpris ... es Inc. is a manufacturing oriented holding company whose ownership interests include corporate subsidiaries LPI Inc., LDPI Inc. and Pro-Cise Inc. These owned subsidiaries have over 30 years of experience providing their customers with the commercial and industrial products they desire. Plank Enterprises' primary business practice is manufacturing and distributing products to the industrial and commercial market places around the world. Specialties Industrial and commercial manufacturing: LPI, Inc. consisting of personnel lifts and work platforms www.lpi-inc.com LDPI, Inc. consisting of commercial and industrial lighting www.ldpi-inc.com Pro-Cise, Inc. Machining and fabrication www.pro-cise.com read more