12a Limited is a Private Limited Company. The company registration number is 09396424. 12a Limited has been working since 1/20/2015. The present status of the company is Active. The registered address of 12a Limited is Suite 2 Lower Ground Floor One George Yard London England Ec3v 9df. . Edward Derby is a Director of the company. Edward Derby is a Director of the company. The company operates in "Development of building projects". From these basic company details through to insolvency checks, bankruptcy to litigation, and ownership to revenue - our credit reports will help you check any company for possible risk and liability.