Frequently asked questions

Sterck Boutique Gym is a small, luxury gym in Groningen, the Netherlands. You can train on your own 24/7 and book personal training. We have a maximum of 100 members, so it is always calm.

Yes. Sterck is open 24 hours a day, 7 days a week. You get in with your own personal access and book your training slot in advance, so late in the evening or early in the morning works too.

Calm. We have a maximum of 100 members and a limited number of people per hour. Because you book in advance, there is always room and you never wait for equipment.

With a maximum of 100 members you are never just a number. You train with high-end equipment in a well-kept, calm space at Boumaboulevard 384, close to the Euroborg. Training on your own starts at €61.25 a month.

At Boumaboulevard 384, 9723 ZT Groningen, in the De Linie area in the south of Groningen.

At Sterck you train with at most 100 members instead of hundreds or thousands. So there are no crowds, no waiting for equipment, and we know you by name. You train with high-end equipment and can add personal training whenever you like.

No. Sterck Boutique Gym is an independent gym with one location in Groningen, founded by personal trainer Inez Schuitema. We are not connected to gyms with a similar name elsewhere in the Netherlands.

Always: 24 hours a day, 7 days a week, 365 days a year. You get in with your personal QR code and book your session in the app.

We have several open gym memberships, starting from €61.25 a month, with unlimited training and unlimited bookings. During the introduction we discuss which membership suits you best.

Yes, you book your session in advance in the app, as often as you like. That way there is always room and the gym stays calm.

That depends on your membership. The flexible open gym membership can be cancelled monthly. During the introduction we explain the different memberships.

With open gym you train on your own. You start with a short introduction in which we explain how Sterck works. If you'd like an occasional check on your technique or programme, you can add one personal training session a month for €75.

Once a month costs €75 (on top of open gym). Regular coaching costs €220 a month for once a week, €429 for twice, €589 for three times and €759 for four times a week. Duo personal training is on request.

Yes, with duo personal training you train with your partner, a friend or a colleague, in sessions tailored to each person's own goals.

Yes. Inez Schuitema specialises in pre- and postnatal training and coaches you through personal training during your pregnancy and your recovery afterwards.

Yes, Shanice Booij is an MSc sports physiotherapist and personal trainer, specialising in running, sport-specific training and injury prevention.

Yes. After a short introduction you get a free trial week of open gym, with no obligations.

You book an introduction in our calendar; it takes place with us at the gym. For open gym it takes 15 minutes: we get to know each other, hear what you're looking for, show you around and explain how Sterck works. For personal training it takes 40 minutes, so we can also discuss your goals in detail.

Yes. At the introduction we show you around and explain how Sterck works. If you want more guidance, you can book personal training, which starts with a thorough intake. Because the gym is calm, beginners quickly feel at home.