Composting is a natural process where bacteria and fungi break down organic matter to create nutrient-rich soil. Aeration or turning the compost is important for making high-quality compost quickly. Composting with oxygen is faster and more effective than without. The microbes in compost also help fight off harmful pathogens in soil, making it great for plants. This article discusses how to design and run composting facilities to make valuable compost from organic waste. Key points include different composting methods, controlling the process, factors that affect composting success, the type of materials used, and how to design composting facilities.