I & J Williamson started its business in 2007 as a Private Limited Company under the following Company Registration No.: NI064577. This firm's headquarters was located in Bangor at 34 Dufferin Avenue. The I & J Williamson Limited business had been offering its services for thirteen years. The name of the firm got changed in 2018 to I & J Williamson Limited. This company former name was Knockabs.
Joanne W. and Richard W. were the firm's directors and were managing the company from 2013 to 2020.
Richard W. was the individual with significant control over this firm, had substantial control or influence over the company.