In Nottingham, the private builder bagged the £50m Crocus Place office scheme, while in Daventry town centre it started clearing the way for a new cinema, restaurants and public square as part of the £50m Mulberry Place scheme.
According to information specialist Glenigan, regional builder R G Group also secured a major order from student accommodation developer Unite for a 24-storey 1,000-plus bed tower project on the London city fringe.
The £200m scheme catapulted the Kent headquartered builder to second place in the July rankings.
In the annualised league ranking, Kier remained ahead of the field with an estimated £2.7bn of orders secured in the last 12 months.
But nearest rivals Morgan Sindall and Balfour Beatty are now fast closing the gap on Kier.
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Among the other big orders placed in July, Robertson secured a £100m contract for the redevelopment of RAF Lossiemouth in Scotland.
Tarmac subsidiary Alun Griffiths sealed the contract for a £100m rolling stock depot at Taffs Wells as part of plans for the South Wales Metro.
And southern contractor Osborne took a £61.4m contract for work on A46 Coventry Junction upgrades.