As of my knowledge cutoff in September 2021, the top Pilates equipment manufacturers globally are companies like Balanced Body, Stott Pilates (Merrithew), and Peak Pilates, but they are not UK-based. However, the UK does have a few manufacturers and retailers who are known for their quality Pilates equipment. Here are some of them: 
Raetin
Raetin is a China Pilates equipment manufacturer that has been producing high-quality equipment for over 30 years. They are a popular choice among Pilates practitioners in the UK, thanks to their commitment to quality, innovation, and sustainability. In this article, we will take a closer look at Raetin and their range of Pilates reformers.
Their product line includes Reformer, Cadillac Bed, Chair and Barrels, which can meet the needs and levels of different users. Their equipment features a variety of functions and variations for total body exercises and stretches that help improve posture, strengthen the core, relieve stress, and increase body flexibility.
In addition to high-quality products, Raetin also provides excellent customer service and technical support to ensure customer satisfaction and experience. They also provide worldwide shipping and installation services to ensure that equipment arrives safely and is installed correctly.
In conclusion, Raetin is a trusted manufacturer of Pilates equipment with exceptional quality and performance to help you achieve your fitness goals. If you are looking for a high quality, reliable Pilates equipment manufacturer, look no further than Raetin.
Align-Pilates
Align-Pilates is a UK-based company that specializes in Pilates equipment. They are known for their reformers, cadillacs, and other Pilates apparatus, which are used in studios and homes around the country. Their equipment is known for its durability and design.
Pilates-Mad
Pilates-Mad is a leading UK brand for Pilates equipment and accessories. Their products range from Pilates mats, balls, rings, resistance bands to larger apparatus like Pilates chairs.
Fitness-Mad
Fitness-Mad, a sister company to Pilates-Mad, also offers a range of Pilates equipment, from small accessories to larger machines.
Gratz
Gratz is a U.S-based company that has been manufacturing Pilates equipment for over 50 years, including chairs. Their chairs are made with high-quality materials and are designed to be durable, stable, and easy to use. Gratz offers a range of chairs, from entry-level to professional, to meet the needs of every Pilates practitioner.
Pilates Equip
Pilates Equip is a manufacturer and supplier of Pilates equipment, including ladder barrels, in India. Their ladder barrels are made with high-quality materials and are designed to be durable, stable, and easy to use. Pilates Equip offers a range of ladder barrels, from entry-level to professional, to meet the needs of every Pilates practitioner.
Please note that the landscape of Pilates equipment manufacturers and suppliers can change rapidly, new companies can emerge, and existing ones can change their business models. Therefore, it's always a good idea to do some current research when you're looking to buy Pilates equipment.
