In the corresponding period one year earlier, the turnover grew by 7.6 per cent.
The turnover continued to grow in all construction industries, the data show.
The growth was strongest in building construction, where 11.9 per cent more turnover was accumulated than one year earlier in March to May.
The turnover of specialised construction activities went up by 10.9 per cent and that of civil engineering by 5.5 per cent.
The sales volume of construction enterprises grew in March to May in building construction and civil engineering by 8.9 per cent and in specialised construction activities by 7.9 per cent.