Carollo Engineers

Founded with a singular focus on water and wastewater infrastructure, the company has grown into a recognized leader in the industry.

Excels in providing innovative engineering solutions for water resources, water treatment, and wastewater systems across the U.S.

Works on major projects including large

scale water treatment plants, wastewater infrastructure, and complex pipeline networks.

Specializes in consulting, design, construction management, and project delivery, ensuring water systems are efficient and sustainable.

Has a team of highly skilled engineers known for technical expertise and commitment to advancing water technologies.

Operates in both municipal and private sectors, transforming communities through robust and reliable water and wastewater systems.

Has a strong U.S. presence and is often called upon for international water infrastructure projects.

Offers a diverse project portfolio from small

scale residential systems to large urban water networks, demonstrating versatility.

Employees highlight: “supportive and caring management,” “flat org chart,” “collaborative culture across different offices and regions”

Employee reviews emphasize technical excellence, autonomy, flexible schedules, and strong work–life balance