ISO 9001:2015
+1 (510) 742-8800

About Us

Crown specializes in:
Short to Moderate Production Runs
Just-In-Time Delivery
Ultrasonic Welding & Bonding
Assembly, Pad Printing & Packaging
In-House Tool Room
CNC. EDM & Support Equipment
Drilling, Tapping and Insertion
Circuit Board Assembly
Shielding & Painting
Quality Assurance
Customer Focused

CROWN Manufacturing Company, Inc., located in the Northern California San Francisco Bay Area, offers a full range of plastic injection molding services to our customers; extending from the initial project cost proposal through to the timely shipment of the completed order. Our skilled and experienced mold makers utilize our in-house tool and mold-making capabilities, along with state of the art hardware and software, to ensure the highest quality product.

We have the knowledge, experience, and facilities to manage every stage of your custom plastic injection-molding project. We work closely with you through all phases of the mold-making process to ensure that all issues are properly addressed—including part function and design, materials selection, mold layout and design, and cost analysis factors.


The mission of CROWN Mfg. Co., Inc. is to formulate effective solutions to meet the needs of our customers through intelligent mold design, efficient manufacturing processes, attention to detail and quality, and devotion to process improvement.



Our values of dependability, reliability, concentration on service, and continuous improvement are evident in the consistent quality of the plastic injection molded parts we produce.  They are evident in the long-term relationships we have built with our customers and they are evident in the pride in workmanship of each of us at CROWN Mfg. Co., Inc.

CROWN Company Brochure |  Conditions of Sales and Services