Portal Instruments is a biotechnology company that develops and commercializes innovative needle-free drug delivery systems. The company's technology platform, based on a proprietary actuation technology, enables the precise delivery of high viscosity drugs through the skin without the use of needles. The company's lead product, PRIME, is a handheld device that delivers biologics and other high viscosity drugs through the skin in a painless and easy-to-use manner. The company was founded in 2012 and is headquartered in Cambridge, MA.