Brian and Kati Turcotte are devoted to helping others discover the best version of themselves with the use of obstacle course training.

At Derti we believe that utilizing your body the way it was designed to with the acts of running, jumping, climbing, hanging, swinging, and crawling help develop and maintain strength, endurance, agility, and speed.

With most obstacles here having 3-4 difficulty levels, whether you are just starting on your fitness journey or an advanced athlete, Derti has the level for you. 

Offering group training, personal coaching, team building sessions, and more.

Visit Derti Development for all your personal development needs.

We are not just a fitness gym, we are a life gym. Where all areas of your life will improve through building confidence and being surrounded by people motivated to consistantly strive for bettering themselves.

Schedule a free tour of our facility
Call Now: 603-233-4461

Derti Development, where your best gets better!

© 2019 by KT. Proudly created with



Tel. 603-320-4043

Tel. 603-233-4461

129 Rochester Rd.

Northwood, NH 03261



Monday-Tuesday 9am-7pm

Closed Wednesday

Thursday-Friday 9am-7pm

Saturday & Sunday 7am-5pm