Founded in Seattle, Washington, Flow Environmental Systems is dedicated to developing economically feasible and ecologically conscious HVAC&R technologies. The company's core mission is to innovate sustainable solutions that reduce environmental impact while enhancing energy efficiency. Their flagship product is a patented heat pump that operates efficiently across a wider range of ambient temperatures and offers a quicker payback period compared to existing alternatives. Utilizing natural CO₂ as a refrigerant, these heat pumps avoid contributing to global warming and eliminate the emission of harmful PFAs.

Flow Environmental Systems has garnered attention from notable investors and industry experts who recognize the potential of their groundbreaking technology. The company’s achievements include securing patents for their innovative heat pump design and establishing a strong market presence in the eco-friendly HVAC&R sector. Their impact is marked by a significant reduction in greenhouse gas emissions and operational costs for users, positioning Flow Environmental Systems as a leader in sustainable engineering solutions.