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About JM Engineering

Family-owned since 1975, crafting prototypes and precision scissor hinges in SoCal.

Workshop scene showing skilled hands assembling a scissor hinge prototype.
Workshop scene showing skilled hands assembling a scissor hinge prototype.

150+

15

Trusted by JPL

Caltech

Our Location

Family owned in Southern California since 1975, where we bring your engineering ideas to life.

Address

1919 Leafdale Ave., Ste "E", South El Monte, CA 91733

Hours

Mon-Fri 6am-3pm

woman wearing yellow long-sleeved dress under white clouds and blue sky during daytime

Jm Engineering turned our rough sketches into precise prototypes faster than we expected.

Caltech

Photo of a detailed metal prototype hinge crafted by jm engineering.
Photo of a detailed metal prototype hinge crafted by jm engineering.

Their family-owned touch shows in every part—they truly care about quality and detail.

Amazon

Image of jm engineering team collaborating over prototype designs in their workshop.
Image of jm engineering team collaborating over prototype designs in their workshop.
★★★★★
★★★★★
Contact

Family-owned since 1975, here to help.

Email

Phone

mail@jmeng.us

(626) 444-2980

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