Block Paving Your Driveway in Lower SheltonLower Shelton by JSM Driveways - May 24, 2018January 16, 20200 Block paving driveway company in Lower Shelton, Milton Keynes. block paving company of choice. Block paving installations built upon over 20 years experience in the paving trade installing driveway paving, patio paving, block paved pathways and garden areas. Our team work to industry approved standards. Reliable and affordable block paving options in Lower Shelton.