Glenn has a remarkable ability to instantly assemble a competent team of experts and get a job completed in record time, with no errors or shortcuts. He worked alongside us and gave expert guidance on how we could get the job completed in very tight timescales and with a limited budget. Glenn is very cooperate and professional, the quality of work from his team is outstanding and the fast pace they work at is remarkable. I have total confidence that when Glenn had finished a job there are no errors or things undone.
— Tim Costello, BT Group PLC