GPS coordinates: lat: -26.201561 - lng: 27.976179 Hennwill Engineering Address: 13 Bunsen St, . Johannesburg Telephone: 011 473 1800 KeywordsCivil Engineers Other Businesses: Unmet Trading & Engineering Pty Ltd, 89 St Georges Street, Johannesburg Mat Engineering CC, 19 Aberfeldy Street, The Hill, Johannesburg The Soundscape, 41A Frost Avenue, Auckland Park, Johannesburg United City College, 8 Kruis Street, Johannesburg Polyslab, Northgate Randburg, Johannesburg