Since the company registration one events have happened. The last one records are Incorporation Statement of capital on 2016-07-26 GBP 100 MODEL ARTICLES ‐ Model articles adopted . The most likely internet sites of DIADEM HOLDINGS LIMITED are www.diademholdings.co.uk, and www.diadem-holdings.co.uk. The predicted number of employees is 1 to 10. The company’s age is nine years and seven months. Diadem Holdings Limited is a Private Limited Company. The company registration number is 10297409. Diadem Holdings Limited has been working since 26 July 2016. The present status of the company is Active. The registered address of Diadem Holdings Limited is C O Synergy Chartered Accountants Studio 5 11 Millbay Road Plymouth England Pl1 3lf. . BELCHER, Lewis Warran is a Director of the company. The company operates in "specialised design activities".