Blending capabilities for a better future
Uniting the exceptional talents of Brown and Caldwell and Separation Process, Inc., reinforces the innovative and practical solutions for complex membrane and water treatment solutions from design through operation to better serve our clients, communities, and the environment.


Blending capabilities for a better future
Uniting the exceptional talents of Brown and Caldwell and Separation Process, Inc., reinforces the innovative and practical solutions for complex membrane and water treatment solutions from design through operation to better serve our clients, communities, and the environment.
News
Brown and Caldwell acquires membrane technology consulting firm SPI to advance its water and wastewater treatment solutions
SPI team brings full-service expertise and proven results
Brown and Caldwell partners with the Water Utility Climate Alliance to help design climate-ready infrastructure across the water sector
Resilient design guidance for practical solutions to industry-wide challenges
Brown and Caldwell expands Chicago office
The expanded footprint supports the firm's growth and commitment to sustainable solutions for the region’s water infrastructure