SurForce LLC is a leading brand in the field of surface forces apparatus (SFA). Founded by renowned scientist Jacob Israelachvili, SurForce offers a range of innovative products and services for studying interfacial and thin film phenomena at the molecular level. The SFA is a sophisticated research instrument that directly measures static and dynamic forces between surfaces, including van der Waals, Casimir, and electrostatic forces, adhesion and capillary forces, polymer-mediated steric and depletion forces, and protein-mediated bio-specific interactions.

SurForce's SFA systems, including the SFA 3, SFA 2000, and the latest model called the μSFA, are highly versatile and can be customized with a variety of attachments to fulfill specific research needs. In addition to their products, SurForce also offers engineering design, prototype, and testing services. With a team of experts and an advisory board of distinguished scientists, SurForce is dedicated to advancing scientific understanding of surface forces