Trip Hord Associates

Performance Improvement International, based in Oceanside, CA, is a leading provider of innovative solutions for safety improvement and performance enhancement. With over 25 years of experience, their exclusive Error-Free technology has revolutionized the way organizations address equipment failures, human performance, and organizational programmatic management inefficiencies. Their groundbreaking approach, backed by extensive field research and application, has helped clients achieve practically zero injuries or events, resulting in increased productivity and competitiveness. Performance Improvement International's comprehensive range of services includes operational human error event rate investigation and reduction, equipment reliability improvement, human error engineering, integrated event investigation, and expert services. Their Error-Free Zone training courses, tailored to fit specific needs, are based on years of research and development. With a strong focus on client satisfaction, Performance Improvement International is committed to helping organizations establish an error-free environment and achieve long-term success.Generated from the website

AECOM is an international professional technical services company providing consulting, design, program and construction management and operations and maintenance support to the transportation, environmental and building industries. The company serves both government and private clients. AECOM also provides technical support, international development assistance, and mining and power services. AECOM is headquartered in Los Angeles and operates additional offices throughout the United States., Canada, Asia, the Middle East, Africa, Australia and Europe.

Tetra Tech is one of the leading providers of specialized management consulting and technical services. The company focuses on the areas of resource management, infrastructure, and communications. Tetra Tech was founded to provide engineering services related to waterways, harbors and coastal areas. The company has since increased the size and scope of its business and expanded its service offerings through a series of strategic acquisitions and internal growth. Tetra Tech provides environmental services, water and wastewater management, infrastructure services, security design and outsourced technical services. The company had nearly 7,500 employees located in more than 250 offices throughout the world. Tetra Tech was founded in 1966 and is based in Pasadena, Calif.