ARRO Consulting, Inc. (ARRO) is pleased to announce the acquisition of Mountain Research, LLC, effective June 30, 2026.
Based in Altoona, Pennsylvania, Mountain Research is a well-established environmental consulting and drilling services firm founded in 1985. For more than 40 years, the company has served clients throughout Pennsylvania and the Mid-Atlantic region, providing environmental site assessments, geotechnical and subsurface investigations, remediation solutions, and emergency response services.
Mountain Research has earned a strong reputation for dependable service, and long-term client relationships. Its expertise and commitment to quality complement ARRO’s existing Environmental Service Line and strengthen the firm’s ability to provide comprehensive environmental solutions.
As part of ARRO, Mountain Research expands the firm’s environmental capabilities, broadens its geographic reach, and creates new opportunities for collaboration across the organization. The acquisition also adds specialized drilling expertise that will continue operating as a dedicated affiliate of ARRO, preserving the focused service and technical excellence clients have come to expect.
“Mountain Research is an excellent fit for ARRO,” said Ihsan Al-Fayyomi, President and CEO of ARRO Consulting. “Our organizations share a commitment to technical excellence, practical solutions, and strong client relationships. We also share a culture built around great people and collaboration. By bringing our teams together, we are expanding the services we provide while continuing to deliver the personalized service and expertise our clients value.”
ARRO Consulting is a multidisciplinary engineering and consulting firm committed to delivering sustainable water, environmental, technology, and infrastructure solutions. With decades of experience and a reputation for excellence, ARRO partners with public and private sector clients to plan, fund, and execute impactful projects. Learn more at www.arroconsulting.com.
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