follow us on 
PHONE: (925) 454-3400

Custom Injection Molding
Made in the U.S.A.

6757-A Las Positas Rd.
Livermore, CA 94551
Injection Molding

Injection Molding

Specializing in complicated molding & materials!

Plastic Injection Molding

With over 50 years of experience in injection molding of thermoplastics, Westec provides scientific injection molding services including design, prototyping, production, and sub-assembly. Our seasoned team of engineers and molding technicians are wholly customer-focused. Each member is committed to delivering the highest quality parts possible while maintaining competitive pricing.

Many long-time Westec customers are some of the world’s most recognized organizations and have strict parameters when it comes to molding and finishing requirements.  Our customer base is largely comprised of those that demand high precision and complex parts for industries such as Medical Device, Pharmaceutical, Electronics, Aerospace/Defense, Industrial, Consumer and many others.


Running 24 hours a day, our 21 injection molding machines run single or multiple cavity and conventional or hot runner molds. Our machines range from 39 to 610 US tons, allowing us to mold parts weighing only a fraction of an ounce to 3 pounds.  Westec customers can choose the molding environment that best suits their requirements; a ISO Class 8 Clean room is available. Specializing in engineering materials including PEEK, Polysulfone, Ultem, and many others.