Kirkhill, headquartered in Brea, California, is a leading supplier of highly engineered aerospace elastomers. Annual revenues are approximately $90 million and the business currently employs approximately 800 people. Roughly 50% of the revenues are derived from commercial transport airframes with the remainder primarily from defense aerospace applications. The products are primarily proprietary, sole source with significant aftermarket content and used in a broad variety of most major commercial transport and military platforms. The business is also well represented on newer commercial platforms such as Boeing’s 787, 777X and 737MAX; Airbus’s A320NEO and A350; as well as the military JSF.