j.c. brennan & associates is a full service acoustical consulting firm. The firm is owned and operated by Jim Brennan. Jim provides over 25 years of experience in acoustical consulting and is a recognized member of the Institute of Noise Control Engineering. j.c. brennan & associates is dedicated to providing high-quality and personalized acoustical consulting services.

Whether you need noise studies, impact assessments or staff assistance and training, j.c. brennan & associates, Inc. has the expertise, resources, and experience to provide you the highest quality acoustical consulting services.

j.c. brennan & associates, Inc. is a State of California certified Small Business with substantial experience on various projects located throughout California and surrounding states.  j.c. brennan & associates, Inc. has the experience and staff to handle acoustical studies throughout the United States.