CHAMP Ventures and Yorkway Equity Partners have snared a majority stake in quantity surveying group BMT Tax Depreciation, in a deal valuing the company at $65 million. The private equity pair will own nearly 70 per cent of the business, with CHAMP Ventures holding most of the stake. BMT management, including chief executive Bradley Beer, have also bought into the deal and will own the balance of the company. Mr Beer will own the lion's share of the management stake.