CosMc's is an American fast food restaurant developed by McDonalds. It launched in December of 2023, with a drive-thru only concept location in the Chicago suburb of Bolingbrook, IL. Inspired by a quirky 1980s McDonaldland character, the chain offers a mix of intergalactic beverages and McDonald's classics like the Egg McMuffin. CosMc’s looks, feels and serves its customers differently than traditional McDonald's restaurants. There are currently 3 locations open with 10 planned.

McDonald's Corporation, dba McDonald’s, is an American-based, multinational fast food chain. McDonald's is best known for its hamburgers, cheeseburgers, and french fries, although their menus include other items like chicken, breakfast items, salads, and milkshakes. Their best-selling licensed item is their french fries, followed by the Big Mac. They are the world's largest restaurant chain by revenue, serving over 69 million customers daily in over 100 countries. The chain became a publicly traded company in 1965 (NYSE: MCD). Founded in 1940 in San Bernardino, CA, as a hamburger stand, as of the end of 2022 the chain has over 40,000 restaurants in over 100 countries. Approximately 95% of McDonald’s restaurants worldwide are owned and operated by independent local business owners. The chain employs more than 200,000 people. In 2022, McDonald’s had a market cap of $193.01B and a revenue of $23.18B. The company has an investment grade S&P rating of BBB+ and a long-term Moody’s credit rating of Baa1. The company is headquartered in Chicago, IL.