The AACE Rattlesnake Mountain Section is part of AACE International, the leading professional organization for cost engineering and total cost management. With more than 9,500 members worldwide, AACE provides the tools, certifications, and resources professionals need to deliver successful projects.

Established in 1992, our section connects cost engineering and project controls professionals across the Tri-Cities area and the southeast region of Washington State. Our members represent a wide range of industries and organizations — including the U.S. Department of Energy (DOE), Washington River Protection Solutions (WRPS), Bechtel National Inc. (BNI), Pacific Northwest National Laboratory (PNNL), Fluor Hanford, Jacobs Engineering, AECOM, and others.

Through technical seminars, construction site visits, social events, and community outreach, we provide professional development and networking opportunities that help ensure projects are delivered on time and within budget. The Rattlesnake Mountain Section welcomes volunteers and professionals who want to advance cost engineering, total cost management, and the project controls discipline.