DAVID YEARWOOD                 is a Certified Iyengar Yoga Instructor at the Intermediate Junior II certification level. David and his wife Parks McKinney are honored to own and operate Portland Yoga Studio. In 2015 David travelled to India to study for one month with the Iyengars at RIMYI in Pune. In 2011-12 he completed an eight month direct study apprenticeship with Lois Steinberg, Phd, and Certified Advanced Iyengar Yoga Teacher.David has practiced Iyengar Yoga for 29 years and taught for 26, several years of which were spent teaching at the Iyengar Institute of Manhattan under the mentorship of the greatly missed and cherished, Mary Dunn.  David's style is supportive, direct, encouraging, light-hearted and insightful.  He has a love of and devotion to practice, study, and teaching and aspires that every student leave class with clear work to do from clear work that they've done, and the tranquility and confidence that comes from relating deeply within oneself.  contact David:  207-228-5553,





PAMELA RYAN                   is a Certified Iyengar Yoga Instructor.  Pamela has been studying Iyengar yoga since 1989. She is a longtime student of Patricia Walden of Cambridge, MA, whom she has assisted in Yogamala's Teacher Training program as well as in various workshops throughout the years.  She also travels regularly to Pune, India to study with the Iyengars.  To her, teaching is an extension of her practice and an integral part of her life.  She feels blessed to share the clarity and joy that come from practicing this vast and wonderful subject. Contact Pamela: 207-767-0147 home,,






DALE SHIELDS                   is a Certified Iyengar Yoga Instructor. Dale has been practicing Iyengar yoga since 2007 and recieved her Introductory Level II certification in 2015. She completed her teacher training with Janice Vien, certified at the Iyengar Junior Intermediate III level and Jill Johnson, certified at the Intermediate Junior II level.  Dale lives in Yarmouth and is now studying with local Iyengar certified teachers as well as making regular trips to Boston to study with Patricia Walden who holds an Iyengar senior advanced certificate. Dale enjoys sharing yoga with beginners and brings with her a sense of humor and a passion for lifelong learning gained from 20 years of homeschooling her three children.  Contact Dale: 207-847-3497,








LIZ LEUTHNER                       is a Certified Iyengar Yoga Teacher at the Introductory I/II certification level. She studies and practices in Maine with CIYTs David Yearwood and Kim Peralta. In addition to PYS, Liz also teaches at the Portland YMCA and for local addiction treatment programs. Her practice is also deeply influenced by the bhakti (or “devotional”) path of love and service, offering seva yoga for recovery weekly at HopeGateway. Liz lectures and teaches on the relationship between yoga and addiction recovery, most recently at the Connecticut Community for Addiction Recovery, Maine Alliance for Addiction Recovery, Crossroads/Back Cove, The Plymouth House, and The Alcyon Center.  

Contact Liz:;








CARON MURRAY                Caron practiced other styles of yoga for 20 years before finding a home in Iyengar Yoga.  Caron is now a Certified Iyengar Yoga teacher who has practiced Iyengar yoga for ten years.  She attended the BKS Iyengar Centenary Event in India where she studied with the Iyengar Family for three weeks.  She mentored with Kim Peralta and David Yearwood and has taken numerous workshops with many senior teachers including Lois Steinberg, John Schumacher, Laurie Blakeney, Patricia Walden and Manouso Manos.   She is currently an apprentice of David Yearwood and assists in his Sunday classes.  She also teaches Iyengar Yoga at the Casco Bay YMCA in Freeport, Maine and at her home studio.  Caron’s classes are challenging and fun.  She has a profound appreciation for the art of yoga.  Contact Caron:  207-756-2173,






LINDSAY BUTEAU                 is a Certified Iyengar Yoga Teacher at the Introductory I/II Level. Lindsay was introduced to yoga as a child and was a sporadic practitioner throughout her youth and teens. About ten years ago Lindsay found her way to Portland Yoga Studio and has since cultivated and deepened her practice of Iyengar yoga thanks to all her PYS teachers and fellow practitioners. Lindsay became certified in 2017 under the study of David Yearwood and Kim Peralta.


Lindsay holds a master’s degree in accounting and has worked full time in the field of

accounting/finance for over ten years. Her yoga practice has been a foundation for managing the

demands of her career and as such, her teaching style draws on this experience of integrating the

lessons and benefits of yoga into everyday life.

david pamela Dalebridge IYNAUS-Certification-Mark IYNAUS-Certification-Mark PYS logo images images

Look for the mark. Only the world’s most knowledgeable, rigorously-trained teachers earn Iyengar Yoga Certification.

images images Screen Shot 2016-09-20 at 5.40.39 PM images Parvatasana in Virasana2 LB Photo