Girlfriend Collective
Girlfriend Collective is a US activewear brand based in Seattle. Ellie and Quang Dinh founded it in 2016, and it makes leggings, sports bras, tops and shorts from recycled materials.
Activewear

Fabletics is an activewear brand founded in 2013 and based in El Segundo, California. It sells fitness and athleisure apparel online and in its own stores.
Same category, HQ in USA
Girlfriend Collective is a US activewear brand based in Seattle. Ellie and Quang Dinh founded it in 2016, and it makes leggings, sports bras, tops and shorts from recycled materials.
Activewear
Onzie is a US yoga clothing and activewear brand headquartered in Venice Beach, Los Angeles. It was started by a hot yoga practitioner and her mother and makes yoga and workout apparel.
Yoga clothing and activewear
Vuori makes premium performance apparel inspired by the active coastal California lifestyle, mixing fitness, surf, sport and art. Encinitas, California inspired the brand's creation, and its Investment in Happiness guarantee lets customers return anything they do not love.
Performance activewear
100% is a motocross-rooted brand whose logo appeared on factory racing gear in the early 1980s. It makes moto and MTB goggles such as the ARMEGA, ARmatic and ACCURI 2 lines, plus gloves, sport and lifestyle sunglasses and snow goggles, for riders in motocross, downhill, BMX, cycling, running and other sports.
Specialist sports equipment
2XU is a performance compression brand founded in Australia in 2005 and born from triathlon. It makes compression tights, shorts, long sleeves and recovery tights, plus sports bras and training wear, under the idea of Prepare, Perform, Recover.
Sports apparel and footwear
Alo Yoga is an activewear brand founded in 2007 in Los Angeles. It makes yoga clothing and accessories.
Yoga and studio apparel
Altra makes road and trail running shoes built around its FootShape fit, a roomy toe box that lets toes splay, and a zero-to-low drop that balances weight across the foot. Its lineup includes the Vanish Carbon race shoes, Olympus and Experience Wild trail shoes, with FootShape offered in several fit options. Altra is part of VF Corporation, which completed its acquisition in 2018 and still lists it among its brands.
Road and trail running footwear
Ame & Lulu is an American lifestyle brand making tennis and golf bags, totes and accessories with a classic, feminine design approach. It was founded in 2003 by Amye Kurson-Collins and is based in Newton, Massachusetts.
Tennis and golf bags and accessories