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Founded in 2003, Sierra Transportation Engineers, Inc. (STE) is a specialty consulting firm providing high quality and cost effective professional services to clients from public and private sectors. STE's unparalleled attention to clients' needs has enabled us to develop lasting relationships with many repeat clients and successfully complete projects across the United States. Our experienced professionals offer services in transportation engineering, pavement engineering, asset management, and research. We welcome the opportunity to serve your needs on any upcoming project.

STE is celebrating its 19th year anniversary. Thank you to over 200 clients that we have served.

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Mailing Address: PO BOX 6062, Irvine, California 92616
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