Composer, organist, and violinist, born in Rotterdam. In 1732 he was appointed organist at the St. Nicolas Church in Utrecht; he then went to Italy to study with Tartini (1737-43). Returning to Amsterdam, he issued his first publication in 1744 or 1745, six violin sonatas. In 1749 he enrolled at the University of Leiden, where he remained for two years. He traveled to London in 1751, where he established himself as a prominent musician; in 1754 he participated in a performance of Handel's Acis and Galatea, and four years later he published his Six Grand Concertos, for strings in 8 parts. After 1762 he lived chiefly in Cambridge, where he gave concerts and was appointed organist at Peterhouse Chapel in 1777. Other works include Three Grand Lessons, keyboard, violin, and continuo (ca. 1790); vocal works (including canons, catches, and glees).