15 years experience providing complete building and grounds maintenance solutions to commercial and domestic clients Magna Services Group provide a highly qualified team of expert builders, plumbers electricians and painter & decorators to deliver the highest standards in commercial and domestic property and grounds maintenance services. We also deliver state of the art Insulation and Building Maintenance services tailored to our clients exact requirements. Our Fast Action Response Call Centre is standing by to take your call. Not only do we provide great customer service 365 days of the year we also understand that you want to work with a reputable company.st.