Welcome to Pat Petteson Associates, Inc. website. Pat Patteson Associates has earned a well-deserved reputation in the vacuum pump industry both for considerable experience and for superior quality in high vacuum equipment sales and service.

Expert repair coupled with skilled rebuild by factory-trained technicians is a particular specialty. Add this to one of the largest stocks of pump parts, rebuilt pumps, and parts repair kits, and you have the reason why so many turn to Pat Patteson for any vacuum pump need.

All work is absolutely guaranteed. We stock every major brand, and our parts are both competitively priced and are of the highest quality.

So, whether your needs are new vacuum pumps, custom system engineering or vacuum pump repair, think quality, think efficiency, and think service. Think Pat Patteson Associates when you want it done right!