Double R Engineering

Western Technologies Inc., now a part of RMA Companies, is a professional engineering firm based in Lake Havasu City, AZ, specializing in geotechnical engineering, environmental consulting, construction materials testing, non-destructive testing, and special inspection services. With nearly 70 years of expertise, the company has played a pivotal role in numerous high-profile projects across the Southwest, including notable developments for the University of New Mexico and Sky Harbor International Airport. The firm is recognized as a pioneer in materials testing in Phoenix, AZ, and is committed to sustainable development within the communities it serves. The merger with RMA Companies has expanded its service capabilities and geographic reach, enhancing its expertise in critical infrastructure and end-markets. Generated from the website

Arq Engineering LLC, established in 2004, has its roots in the Mohave County office of A-N West Inc, having provided exceptional engineering and survey services since 1990. Specializing in civil engineering, boundary, and construction survey, the company proudly serves the Tri-State area of Northwestern Arizona with offices in Bullhead City and Lake Havasu City. Committed to meeting the needs of their clients, Arq Engineering is dedicated to delivering a comprehensive range of services in engineering and surveying. The team is eager to assist with any inquiries regarding engineering or survey requirements, reflecting their commitment to client satisfaction. Generated from the website