CAWST, a Canadian charity and licensed engineering firm established in 2001, envisions a world where people can thrive due to access to basic water and sanitation. Their mission focuses on providing technical training and expertise in water and sanitation for impoverished regions. By building local knowledge and skills, CAWST empowers communities to implement household solutions for clean water and hygiene. Their core strategies encompass capacity-building of local organizations, promoting widespread water knowledge, advocating for household water treatment, leading through education and training, and facilitating problem-solving and adaptation. CAWST's theory of change revolves around education catalyzing independent action in water and sanitation. Guided by principles of equity, sustainability, collaboration, and inclusivity, CAWST emphasizes the universal right to safe water, the importance of local capacity development, and the role of nonprofit leadership. Through their dedicated efforts, CAWST contributes to improving living conditions, ensuring essential water supply, and fostering sustainable solutions in water, sanitation, and hygiene.