DJ Alexander, based in Bath Street, let 113 flats during the period - 34% more than the 84 leased in the first 3 months of the year.
The number of one-bedroom flats lets doubled, but two-bedroom flats were most in demand and secured an average monthly rental of £776.
New funding to encourage landlords to install greener boilers
Move to prevent rogue claims on tenant deposits
Glasgow rental agency reports sharp rise in demand
Demand to rent property at record high
Rental properties to be given energy rating
Fewer flats leads to rent increases
Property Ombudsman reports increase in complaints
Glasgow rents buck trend to remain stable
Glasgow Rental Market hits the heights
Scottish property factors to face probe by watchdog
How to ease the buy-to-let pain
New rental opportunities at Braehead
Buy-to-let boom continues as rents rise
Tenants allowed to check their landlords
Scots see high returns from buy-to-let
New survey confirms Scottish house prices rising faster