“Adobe has been using Sterling & Associates for almost ten years now. We have found them professional, responsive, and flexible in meeting our needs. Sterling played a key supporting role in Adobe’s achievement of their LEED-EB Platinum Certification. It’s a great partnership!”

"Sterling & Associates are proactive in their approach. They are responsive and take great care of the customer. I like that Sterling is a local company that demonstrates a team effort on each project, prices their services equitably, and provides consistent quality and personal service."

"Sterling & Associates and its principal, Richard Krentz, have performed at a very high professional level while acting as expert consultants in complex construction defects litigation handled by my law firm."

"When it comes to IAQ and other EH&S issues, I know I can trust Sterling & Associates to provide professional and efficient expert help. For the past several years, and as a representative for various organizations, I have confidently called on Sterling & Associates, and will continue to do so whenever a need arises. Their investigative, analytical and reporting work consistently meets my organizations’ need to complete its due diligence with regards to employee health and safety. Reports are always delivered in a timely fashion, and are easily understood. I would definitely recommend Sterling & Associates’ services."