From Business: CalPortland is a major diversified building materials and construction solutions provider to the Western United States and Canada since 1891.

From Business: First mined in 1929, United Rock Products is a 300-acre plant located in Irwindale, Calif. There, virgin aggregate material is processed into sand and gravel through…

"This is one of the best building material yards in the San Gabriel Valley! They should be! They are employee owned and have been in business since 1939. If you can't find it…"

From Business: With over 40 years of experience in the plumbing industry, serving the Culver City and West Los Angeles areas, John Riordan Plumbing Inc. offers comprehensive plumbing services…

From Business: Top Tile Center provides tile and installation services to Anaheim, CA and the surrounding areas.

From Business: Founded in 1984, B&C Custom Hardware and Bath provides a range of bathroom fixtures, hardware and accessories. Based in Irvine, Calif., it offers door hardware and decorative…

From Business: L-3 Power Paragon is one of the leaders in the engineering, development, manufacture and integration of power conversion and distribution systems for defense, governmental and…

From Business: Seiko Corporation of America is a subsidiary of Seiko Instruments, a Japanese company founded in 1881. The company, which was founded in a modest Tokyo neighborhood, began…