Coach Portrait

Mark Thornewell

Director of Instruction


PGA Crest

Haworth, NJ
Haworth Country Club, Haworth, NJ

About Mark

Mark is a level 3 PGA associate and Srixon staff member. He was born in Kent, England but has resided in USA since 2003 and lives locally with his wife and 3 children. Mark started playing competitive golf aged 7 and has never looked back! He was High School and College captain and has a Golf degree from Buckinghamshire New University.

Mark's Professional experience is vast - he was an assistant at the prestigious Ocean Reef Club in Key Largo, FL then made the move to the north east where he worked at Ridgewood CC, before owning and operating a very successful TGA Golf and Tennis Franchise in Rockland and Westchester counties for 7 years. Mark then had a fantastic 2 years as a GolfTEC instructor in East Hanover NJ, teaching over 3000 lessons. He was the Head Golf Professional at New York Country Club for 3 years. Mark has been the Director of Instruction at Haworth CC now for many years and loves working there. His unique experience, patience, style of teaching and professionalism has helped build a large, loyal following of adult and junior golfers.

He loves to compete in Pro Ams with his students and plays the Jamaica Pro Am annually as well as events in Arizona, Nevada and NY/NJ.

Mark has worked alongside some of the world's best Golf instructors such as Jimmy Ballard, Nick Clearwater, Mitchell Spearman and Steve Bosdosh.

Mark is extremely passionate about growing the game and is very excited to help members and guests at Haworth Country Club play better Golf.





Begin your journey
Mark's Experience

Helping players achieve their goals.

Getting Started

Learn the basics

Avoid embarrassment on the first tee

Get comfortable for business golf

Having More Fun

Connect with golfers of similar age

Connect with golfers of similar skill

Have more fun on the course

Improving Your Game

Break 100

Break 90

Break 80

Add 10 yards

Improve your Short Game

Prepare for Tournament Golf

Make the high school golf team

Earn a college golf scholarship

Students & Lessons

Coaching Services

Player Type







Playing with disabilities

Session Type



Mark's Facilities

Haworth Country Club

Haworth NJ


Fantastic Robert Trent Jones course with a grass range and short game area.

*Coaching available to public

5 Lake Shore Dr, Haworth, NJ 07641-1535

Facility Offerings
IInvitational Junior League

High level competitive league for 10u,13u and 17u players.

Begin Your Journey

Work with Mark

Contact Mark