Doncaster , Landscaper required , can anyone recomend?

Friends of mine who live out Doncaster way , south yorkshire are looking for  at landscaping there garden its just over half an acre , its got out of hand , they are now looking for a landscaper . I s  there anyone out that way who can recomend a decent priced company / landscaper  please ?  

They are looking for something low maintinence for the finished area in question .