McALLISTER

McAllister is the UK and Ireland’s premier environmental services firm, specializing in comprehensive drain and sewer maintenance, trenchless technology, and cutting-edge surveying solutions. As part of the Vortex Companies – a global leader in trenchless infrastructure – we provide trusted services to governments, corporations, and households across the UK and Ireland for over 50 years. Our team of highly skilled drainage specialists leverages the latest innovations, including CIPP pipe relining and robotic cutting, to ensure efficient and sustainable drainage system management.

From humble beginnings in Newry, Northern Ireland, McAllister has grown into a nationally recognized leader, tackling complex infrastructure projects like HS2 and the Thames Tideway Tunnel, and partnering with major utilities such as Thames Water and Irish Water. We are committed to delivering unparalleled expertise and service, keeping drainage systems flowing and problem-free for our clients.