on Pieter van der Grinten Return to Directory Full name: Pieter van der Grinten Location: Hertfordshire Address: 10 Willow Grove, Welwyn Garden City, Hertfordshire, AL8 7NA Telephone Number: +44 (0)1707 330 641 Mobile Number: +44 (0)7983 352 728 Contact Email: alexandertechnique@virginmedia.com Website Address: www.alexandertechniqueherts.co.uk