Sierra Pacific Engineering & Products (SPEP)

Phone: 800-433-5554
Fax: 800-301-8522

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One Gateway Court #E
Bolingbrook, IL 60440
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Sierra Pacific Engineering and Products (SPEP) designs, manufactures and supplies industrial access hardware. Think of any product that has a door and needs a latch, handle, lock or a hinge. Our customers come to us to lower costs, increase quality and improve the supply chain.

Headquartered in Long Beach CA, Sierra Pacific has locations in Texas, Illinois and China. We run all aspects of our business on Oracle’s ERP system. As an employee owned company, all of our employee/owners benefit from taking care of our customers. Sierra Pacific is ISO certified, has over 50 patents and half of what we sell is custom designed and never appears in our catalog.

Contact Sierra Pacific and learn how we can save you money without sacrificing quality.


Flag Joint Hinges

Sierra Pacific Engineering and Products discusses flag joint hinges...

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Sierra Pacific Engineering and Products Opens New Location

With the new location opened by Sierra Pacific Engineering and Products, customers will receive orders faster. The new location has larger warehouse space for storage of products....

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