EverWash, a leader in membership sales and subscription management in the car wash industry, has been ranked on the a16z Marketplace 100 Index, a ranking of the largest and fastest-growing consumer-facing marketplace startups and private companies. The Philadelphia-based startup was ranked as the 4th fastest-growing company on the list and 66th out of 100 companies listed in the overall index.

The rankings were put together by Andreessen Horowitz, a Menlo Park, CA-based venture capital firm, and based on data from Second Measure, a firm that analyzes billions of purchases to track consumer behavior and relative sales across 4,500 merchants.

EverWash was one of four companies in the auto industry to make the a16z list and the only company listed from the car wash industry.