Missoula 1.406.206.5911 Meridian 1.208.895.7898 Lewiston 1.208.743.5710 Spokane Valley 1.509.534.4411 Hayden 1.208.762.4721 Home Testing Services Geotechnical Engineering Environmental Services Projects Contact Us Careers WELCOME WE ARE DEDICATED TO SERVING OUR CLIENTS WITH PROFESSIONALISM, TIMELINESS, AND RELIABILITY. OUR TESTING SERVICES » ALLWEST is a premier full-service professional engineering, environmental, and construction materials testing firm serving the Inland Northwest. CONTACT US What We Do With a common sense approach, we assist design professionals and owners from project planning through final construction. With over 20 years of experience in the Inland Northwest, our team of professional engineers, environmental professionals, geologists, engineering technicians, and special inspectors are committed to providing high quality service and a timely response to our clients. Providing the expertise and experience to keep projects on track is just part of the commitment that ALLWEST has to our clients. We are dedicated to servicing our clientele with integrity, professionalism and reliability. Technical Certifications Our technical staff is comprised of engineers, environmental professionals, and technicians with design and construction experience and expertise. READ MORE Our Services Geotechnical Engineering Environmental Consulting Construction Materials Testing Laboratory Testing Special Inspections Non-Destructive Testing Testing and Certification Services Asphalt and Concrete Mix Designs Featured Works Filter - AllGeotechnical EngineeringTesting What We Do Construction Monitoring When work is performed within a public right-of-way or development work is performed on private property, it is often necessary to provide the governmental jurisdiction with inspection documentation and as-built drawings. SERVICE DETAIL Laboratory Testing ALLWEST can provide cost effective quality control/quality assurance services to meet our clients’ needs. We are proud of our laboratory staff’s ability to produce accurate, representative test results in a timely manner. SERVICE DETAIL Materials Testing ALLWEST provides compaction testing for mass grading, embankment construction, roadway subgrades, trench backfill, and gravel courses. SERVICE DETAIL WORKING WITH US PROVIDING HIGH QUALITY SERVICE AND TIMELY RESPONSE TO OUR CLIENTS CONTACT US Follow us ABOUT ALLWEST We provide a wide spectrum of testing services to municipalities, federal government agencies, design professionals, owner/developers, and contractors. CORPORATE OFFICE 690 W. Capstone Court Hayden, Idaho 83835 (208) 762-4721 hayden@allwesttesting.com FAX: (208) 762-0942 LEWISTON OFFICE 2705 E. Main Street Lewiston, Idaho 83501 (208) 743-5710 lewiston@allwesttesting.com FAX: (208) 743-8270 SPOKANE VALLEY OFFICE 16617 E Euclid Ave, Bldg. A Spokane Valley, Washington 99216 (509) 534-4411 spokane@allwesttesting.com FAX: (509) 534-9326 MERIDIAN OFFICE 255 N. Linder Road, Ste 100 Meridian, Idaho 83642 (208) 895-7898 meridian@allwesttesting.com FAX: (208) 898-3959 MISSOULA OFFICE 2720 Palmer Street, Unit A Missoula, Montana 59808 (406) 206-5911 missoula@allwesttesting.com FAX: (208) 762-0942 BUSINESS HOURS We're here Monday through Friday! Monday-Friday: 7am to 5:00pm Saturday: Closed Sunday: Closed Copyright © 2021 ALLWEST - Idaho, Washington, Montana - Theme by WPCharming Careers Contact Us Clients Employees Industry Links