QUaD Collaboration Stanford: Sarah Church (PI), Jamie Hinderks (NASA Goddard), Ben Rusholme (IPAC), Keith Thompson, Melanie Bowden (industry), Ed Wu Focal plane design, receiver integration, readout electronics, analysis Caltech/JPL: Andrew Lange (co-PI), Jamie Bock, John Kovac, Ken Ganga (APC/CNRS) Detectors, calibration sources & methods Chicago: Clem Pryke (co-PI), Robert Friedman, John Carlstrom, Tom Culverhouse, Erik Leitch (JPL), Robert Schwarz (South Pole) Mount, foam cone, DAQ, observations, analysis Cardiff: Walter Gear (PI), Simon Melhuish (Manchester), Lucio Piccirillo (Manchester), Peter Ade, Mike Zemcov (Caltech), Nutan Rajguru (UCL), Angiola Orlando (Caltech), Abi Turner, Sujata Gupta Cryostat, mirrors, fridge, cal source, analysis Edinburgh: Andy Taylor, Michael Brown (Cambridge), Patricia Castro (Lisbon), Yasin Memari Analysis Maynooth: Anthony Murphy, Creidhe O'Sullivan, Gary Cahill Optics design