Semba Biosciences Inc. is a life science company based in Madison, Wisconsin, USA. Founded in 2005, the company pioneered the development of bench top continuous chromatography systems. We provide innovative instruments, reagents and methods for efficient and scalable purification of biomolecules and chemicals to the worldwide research community.

Our Octave™ line of Chromatography Systems, Pumps and accessories provides a new level of reliable, precise and cost effective means of separation perfectly suited to your most challenging separation needs.


We are dedicated to providing the life science community with innovative tools that enable faster, easier, less expensive, and more effective ways to obtain purified materials for their research. With this endeavor we hope to contribute to the efforts of our customers in their discovery, development, and manufacture of products and processes that improve human health while preserving the environment.


Semba Biosciences is led by a team of experienced scientists and professionals with backgrounds ranging from basic medical research to industrial process development. The company enjoys a unique combination of technical expertise in protein biochemistry, molecular biology, engineering, chemistry, and simulated moving bed chromatography. The management team has over 100 years’ combined experience in creating, developing, and providing quality, innovative products and service to the worldwide research community.