
Universal Plastic Mold (UPM) is a family-owned custom plastic injection molder founded in 1962 in Baldwin Park, California, operating 30 injection molding machines from 150 to 2,000 tons. UPM is ISO 9001:2015 certified and IATF 16949 compliant, and runs full turnkey scope — molding, finishing, assembly, PCB integration, kitting, and distribution — under one quality system. From Design for Manufacturability through final delivery, UPM operates as a single accountable supplier, reducing risk, delays, and vendor handoffs.

Continuous Operation Since 1962
Across 30 Injection Molding Machines
Fully Domestic U.S.-Based Manufacturing
Email Reply Standard
End-to-end domestic execution: From first-pass DFM through full-scale production, assembly, and distribution, UPM runs every stage in one ~130,000 sq ft facility under one ISO 9001:2015 quality system.
Scale with direct access: ~300 employees, $30M+ in annual revenue, and department-level staffing in Quality, Engineering, Maintenance, and Customer Service — with second-generation leadership in place since 2007 and direct executive access for active programs.
One point of accountability: The Account Manager and the Program Manager are the same person — one contact from quote through production. No vendor blame between molder, finisher, assembler, and warehouse.
Tooling and IP under U.S. law: Customer-owned tooling stays in Baldwin Park under U.S. legal jurisdiction and transfers to the customer upon payment in full. Domestic production stabilizes landed cost year over year and reduces inventory buffer requirements.

UPM structures its capabilities around the three teams that evaluate a molding program — supply chain, engineering, and program management.
Lower Total Cost of Ownership through domestic production and 2-to-3-week post-tooling lead times. Reduce buffer inventory, and de-risk sourcing from tariff exposure, freight volatility, and offshore supply chain risk.
First-pass DFM at no additional cost, mold flow analysis on complex parts, and material selection reviewed on STEP files — across 150-to-2,000-ton capacity for both precision components and large structural parts.
A single accountable contact, a 24-hour email reply standard, and a fully integrated turnkey model — molding, finishing, assembly, kitting, and distribution — under one roof.

Offshore sourcing often looks less expensive on piece price alone. Accounting for freight volatility, tariff exposure, inventory carrying cost, demurrage, and IP risk changes the total picture.
Reshoring with UPM allows you to:
UPM’s capabilities run as one integrated system — each built to reduce risk, eliminate handoffs, and keep production under one accountable operation.
UPM supports projects from intricate, high-tolerance components to large-format parts, using 30 machines from 150 to 2,000 tons. First-pass DFM at no additional cost identifies sink marks, knit lines, and gating issues before tooling is cut — preventing costly revisions after steel is committed.
With 5 presses at 1,500+ tons — including 3 at 2,000 tons — UPM holds among the largest tonnage capacity available on the U.S. West Coast. This supports large structural components, complex housings, and specialty vehicle parts at a single supplier, without splitting production across vendors.
First-pass DFM is included at no additional cost on every program. UPM reviews gating, wall thickness, and material selection on STEP files and runs mold flow analysis on complex parts — identifying defects before tooling investment.
UPM manages kitting, custom packaging, labeling, and distribution logistics in-house, delivering consolidated, market-ready product instead of requiring separate warehousing and fulfillment providers.
UPM is ISO 9001:2015 certified (Certificate #1715) and IATF 16949 compliant. Standard documentation includes PPAP Level 3 submissions, First Article Inspections (FAI), and full lot-level traceability — meeting OEM requirements in regulated and high-precision industries.
UPM supports projects from intricate, high-tolerance components to large-format parts, using 30 machines from 150 to 2,000 tons. First-pass DFM at no additional cost identifies sink marks, knit lines, and gating issues before tooling is cut — preventing costly revisions after steel is committed.
With 5 presses at 1,500+ tons — including 3 at 2,000 tons — UPM holds among the largest tonnage capacity available on the U.S. West Coast. This supports large structural components, complex housings, and specialty vehicle parts at a single supplier, without splitting production across vendors.
First-pass DFM is included at no additional cost on every program. UPM reviews gating, wall thickness, and material selection on STEP files and runs mold flow analysis on complex parts — identifying defects before tooling investment.
UPM manages kitting, custom packaging, labeling, and distribution logistics in-house, delivering consolidated, market-ready product instead of requiring separate warehousing and fulfillment providers.
UPM is ISO 9001:2015 certified (Certificate #1715) and IATF 16949 compliant. Standard documentation includes PPAP Level 3 submissions, First Article Inspections (FAI), and full lot-level traceability — meeting OEM requirements in regulated and high-precision industries.
On the Water Heater Pan program, UPM’s DFM-driven redesign cut part weight 65% — from 24+ lbs to 8.37 lbs — reduced the press requirement from 2,000 tons to 1,000 tons, and brought the unit price from ~$78 down to $26.28, in production within 30–45 days of approval.
UPM is built for mid-market OEMs running hard-tooled production programs.
UPM also takes on selective consumer goods and hardware work. Many of the strongest partnerships begin before requirements are fully defined — when teams need manufacturing insight and a clear path to production.
Universal Plastic Mold (UPM) is a family-owned custom plastic injection molder founded in 1962 in Baldwin Park, California. UPM provides custom injection molding across 30 machines from 150 to 2,000 tons, large-part and high-tonnage molding, Design for Manufacturability, complex assembly and finishing, PCB integration, kitting, packaging, and distribution — all under one ISO 9001:2015 quality system.
2,000 tons. UPM operates 30 injection molding machines from 150 to 2,000 tons, including 5 presses at 1,500+ tons and 3 at 2,000 tons — among the largest tonnage capacity available on the U.S. West Coast.
UPM is ISO 9001:2015 certified (Certificate #1715) and IATF 16949 compliant. Standard documentation includes PPAP Level 3 submissions, First Article Inspections (FAI), and full lot-level traceability.
Automotive & Specialty Vehicles; Industrial & High-End Electronics; Complex & Reusable Packaging; and Non-Sterile Medical & Laboratory Equipment, with selective consumer goods and hardware work. UPM is built for mid-market OEMs in the $50M to $500M revenue range running hard-tooled production programs.
UPM operates one ~130,000 sq ft facility in Baldwin Park, California, with all molding, finishing, assembly, kitting, and packaging in-house. UPM ships nationwide and supports West Coast diversification and reshoring programs for U.S.-based OEMs regardless of location.
Simplify your supply chain with one accountable partner.
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