The scale of the company’s debts has been revealed by administrator Grant Thornton.
An update at Companies House details 327 unsecured creditors owed a total of £9.56m.
The firm specialised in the hotel, leisure and commercial sectors working on jobs up to £3m in value.
Latest accounts for Troy for the year to August 31 2023 show a turnover of £37.8m generating a pre-tax profit of £910,000 while the company employed 24 staff.
Grant Thornton said the firm failed because of cash flow problems and two significant pay-less notices.