Who's Calling began its business in 2014 as a Private Limited Company with reg. no. 09054430. The company's headquarters was registered in Maldon at Baltic House. The Who's Calling Limited company had been operating in this business field for seven years.
Gary C. and Zara C. were registered as the firm's directors and were managing the company for seven years.
Executives who had control over the firm were as follows: Zara C. owned 1/2 or less of company shares. Gary C. owned 1/2 or less of company shares.