Cornerstone Environmental Group

AECOM is a leading global infrastructure consulting firm dedicated to delivering a better world through innovative infrastructure that creates opportunities for everyone. With a focus on technical excellence, digital innovation, and sustainability, the company partners with clients across diverse sectors including energy, transportation, and healthcare to provide transformative solutions. Committed to creating legacies for future generations, AECOM engages in major projects worldwide, such as the LA28 Olympic and Paralympic Games and significant environmental remediation initiatives. Their expertise and commitment to ethical practices underline their role as a trusted leader in the infrastructure industry. Generated from the website

Jacobs Engineering Group Inc., based in Tucson, AZ, is a leader in providing comprehensive professional services across a broad spectrum of sectors, including water, energy, and advanced manufacturing. With over $16 billion in annual revenue and a workforce of more than 60,000 talented professionals, the company is dedicated to solving critical global challenges through innovative solutions and integrated program delivery. With decades of experience in water reuse and lead in drinking water initiatives, Jacobs focuses on creating sustainable environments and resilient infrastructure. The company emphasizes collaboration with clients to develop bold strategies that enhance community connectivity and address the impacts of climate change. Generated from the website

Operational for over 60 years, Brown and Caldwell has been operating as a full-service environmental engineering and consulting firm. Located in Tucson, Ariz., it offers customers a wide range of solutions in the categories of business consulting practice, environmental services, information technology, solid waste and water resources. Some of this includes total asset management, risk assessment, hydrogeology/groundwater modeling and watershed management/source protection. In addition, the company provides waste water services, such as odor/corrosion control, disinfection and industrial pretreatment. Brown and Caldwell serves municipal, federal and private agencies.