Listed Plastic Molding Companies in California
Results are ordered alphabetically. Inclusion is based on the matching process or industry recorded on each published profile.
Central Plastics & Manufacturing is a certified custom plastic manufacturer based in Tracy, California, specializing in precision injection molding an...
Damar Plastics is a comprehensive plastic injection and blow molding manufacturer based in El Cajon, California, serving diverse industries for over 5...
DaMar Plastics has established itself as a leading plastic manufacturing company in El Cajon, California, serving diverse markets for over five decade...
Established in 1984 with 55 employees in a 30,000 sq. ft. facility. Specializes in custom plastic injection molding, blow molding, and precision manuf...
Plastikon Industries Inc is a global plastic injection manufacturing company headquartered in Hayward, California, serving the healthcare and pharmace...
TCHO Chocolate is a premium chocolate manufacturer based in Berkeley, California, revolutionizing cacao sourcing and production through innovative far...
VIP Rubber and Plastic stands as a premier manufacturing company specializing in precision rubber and plastic solutions from their facility in La Habr...
Plastic Molding supplier landscape in California
UNITEMFG currently matches 7 published supplier profiles to Plastic Molding in California, spanning 7 listed cities. The largest concentrations in the directory are Berkeley (1 supplier), El Cajon (1 supplier), and Hayward (1 supplier). This is a directory-derived view of available suppliers, not an estimate of the entire state market.
The capabilities most often named on matching profiles are Blow Molding (3 profiles), Custom Plastic Injection Molding (2 profiles), and Healthcare Components (2 profiles). The supplier set spans Plastics (5 profiles), Food & Beverage (1 profile), and Healthcare (1 profile) among its most represented industries. Frequently listed material experience includes Biocompatible Materials (1 profile), Engineering Plastics (1 profile), and Medical Grade Plastics (1 profile). Published certification fields most often mention ISO 13485:2016 (2 profiles), ISO 9001:2015 (2 profiles), and AS9100D (1 profile).
Because the matching profiles span 7 cities, buyers can compare several local supplier markets rather than treating one metro as representative of the state. Use the listed capabilities as a first-pass filter, then require each shortlisted supplier to confirm that the relevant process is performed in-house, on suitable equipment, at the required scale.
Supplier locations
- Berkeley1
- El Cajon1
- Hayward1
- Ontario1
- Riverside1
- San Diego1
- Tracy1
Commonly listed capabilities
- Blow Molding3
- Custom Plastic Injection Molding2
- Healthcare Components2
- Aerospace Parts1
- Assembly Services1
- Bean-to-Bar Chocolate1
- Cacao Processing1
- Clean Room Manufacturing1
Industries represented
- Plastics5
- Food & Beverage1
- Healthcare1
Materials and credentials listed
- Biocompatible Materials1
- Engineering Plastics1
- Medical Grade Plastics1
- PET1
- Polyethylene1
- PVC1
- Rubber1
- Silicone1
This California market view is calculated from published UNITEMFG profiles whose process labels map to the Plastic Molding cluster. Counts describe directory coverage, not independently audited capacity, quality, or availability.
How to source Plastic Molding in California
Use plastic-molding suppliers when blow, compression, insert, or rotational molding better matches the part geometry, material, volume, and tooling economics than injection molding.
Include in the RFQ
- 3D part model and controlled dimensions
- polymer, reinforcement, and color requirements
- preferred or acceptable molding process
- forecast, lot size, and tool-life target
- cosmetic, trimming, assembly, and test requirements
Questions that separate suppliers
- Which molding process best fits the part and why?
- Who designs, owns, and maintains the tooling?
- How will material and process consistency be validated?
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