Nicholas Grigsby is one of New Zealand's most popular and sought after organists

He maintains a hectic schedule performing at prestigious venues around the world on a regular basis.

This has included Westminster Abbey, Westminster and St. Paul’s Cathedral London, as well as cathedrals and concert halls throughout Britain, France, Germany, Spain, Italy, the Czech Republic, New Zealand, Australia, Asia Pacific and the U.S.A., including Washington National Cathedral

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His teachers in organ and improvisation included Colin Walsh, Organist Laureate at Lincoln Cathedral and Louis Thiry, Professor at the National Conservatory in Rouen, France, (himself a former pupil of the late André Marchal)

He completed his Master of Music degree in Organ and Harpsichord in New Zealand with Dr. Rachael Griffiths-Hughes, graduating with First Class Honours. He is a Doctoral Scholar of the University of Waikato, NZ, and is currently completing a PhD thesis into the earliest aspects of the life of J.S. Bach, for which in 2008 he was awarded a Visiting Fellowship to Harvard

Nicholas is a regular contributor on the National Radio NZ: Concert network. His numerous programmes have included features on Parisian Organist-Composers of the 20th Century, the lives and compositions of Maurice Duruflé, Jean Langlais and Gaston Litaize, and interviews with Roxanna Panufnik, and various New Zealand personalities. In 2008, he presented the National Organ Week programme for the second time

He is Artisitic Director of the Wanganui Festival of Organ Music based at the historic Collegiate School, New Zealand's principal showcase of pipe organ music featuring the world’s finest organists annually. Nicholas is a regular and well received performer at international festivals of organ music worldwide. He also presents concerts with the freelance organist Max Kenworthy

In 2007 they produced a live concert recording, Four Hands ;Four Feet, on the historic organ of Dunedin Town Hall, New Zealand, which was for six weeks in the top ten of the Radio New Zealand classical charts. It has also featured on the BBC's The Organist Entertains programme and Pipedreams on public radio throughout the USA