Results for the year to year to December 31 2014 show UK construction enjoy revenues of £970.7m compared to £802.2m last time.
Operating profit ticked up to £15.4m from £14.7m while operating margins dipped to 1.6% from 1.8%.
The firm is also bullish about 2015 stating: “In construction we expect to see further volume growth in the UK in 2015, much of which is visible in our future workload, although margins will likely remain close to current levels.”
Equipment services was another stronly performing area with the UK a major contributor to a 15% revenue jump across the division to £195.5m where operating profits rose 32% to £26.6m.
Support services is Interserve’s largest division and across the group total revenue rose to £2,913m from £2,193m with headline pre-tax profit increasing to £106.2m from £81.1m.
Chief Executive Adrian Ringrose said: “Looking to the future, we are encouraged by the growth potential of the business.
“Our attractive positioning in our core markets and our ability to identify, invest in and deliver on attractive project and corporate opportunities is a powerful differentiator.”