Engineers in Signal Hill, CA

Comprehensive list of Signal Hill, California based civil, mechanical, electrical, chemical, structural and environmental engineering companies & consultants.

Business Listings

Castillo Engineering is dedicated to delivering quality service from the beginning to finish for every one of our projects. We are proud of the exclusive business relationships we currently have developed with architectural and construction firms. Our work is thorough,on schedule, well organized, and of the highest professional quality.


Ziegel Engineering is a main manufacturer of sheet metal parts. We use quality materials, take pride in our workmanship, and use cost effective engineering. Products we manufacture are designed for long reliability and service. We specialize in heavy duty cases and containers that are very lightweight and durable. We have a high degree of expertise in working with aluminium and titanium.