Protein Polymer Technologies, Inc. (PPTI), is a San Diego-based company focused on developing products to improve medical and surgical outcomes. From its inception in 1988, PPTI has been a pioneer in protein polymer design and synthesis, developing an extensive portfolio of proprietary biomaterials. These genetically engineered biomaterials are high molecular weight proteins, processed into products with physical and biological characteristics tailored to specific clinical performance requirements. Targeted products include urethral bulking agents for the treatment of stress urinary incontinence, dermal augmentation products for cosmetic and reconstructive surgery, tissue adhesives and sealants, scaffolds for wound healing and tissue engineering, and depots for local drug delivery.