Contact JLP: 714.835.6355 or

J.L. Patterson & Associates, Inc. (JLP) has received top rankings on the list of "Best Civil Engineering Firms to Work For" as reported by the industry publication CE News. The firm has participated in the contest for six consecutive years and has ranked highly each time.

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JLP Brochure

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Founded in Orange, California in 1990, J.L. Patterson & Associates, Inc. (JLP) is a transportation-engineering firm, which provides engineering design, construction management, and staff augmentation services for public and private sector clientele. JLP has a staff of dedicated and talented professionals serving a variety of rail industry clients nationwide. JLP is a privately held corporation that has been cited as one of the fastest growing Hispanic-owned companies in the nation. The firm's areas of expertise range from feasibility studies, requiring conceptual design and analysis, to final design including PS&Es and construction management.

JLP has developed a niche in the track engineering market by developing routines and cell libraries that incorporate major railroad and transit agency design standards. Over the last 22 years, JLP has become a full service railroad-engineering consultant, performing design and construction management services for grade separations, railroad bridges, and at-grade crossings in addition to track and station design.

JLP is recognized in the rail industry for its technical abilities, responsiveness and cost effectiveness. JLP is committed to providing quality services, while handling the most critical project schedule and budget requirements, providing leadership on numerous challenging infrastructure projects.

Our Mission

To provide quality and responsive services that exceed our clients' needs in a professional and ethical manner
Our Vision

To be the best source for rail engineering and construction management services available nationwide
Our Values

Safety Honesty
Ethics Excellence
Integrity Teamwork