Studied dance and music at the Royal Conservatory in The Hague, the Netherlands.
In 1985 he graduated cum laude in dance at University for Applied Sciences.
Subsequently, he danced with the Royal Ballet of Flanders, London Festival Ballet, English National Ballet, Concordanse Paris, Basel Ballet and Ulmer Ballet.
He danced more than 1000 performances globally in venues such as Theatre du Champs Elysees, Royal Festival Hall, London Coliseum, Royal Albert Hall, Kennedy Center, Lincoln Center, Hungarian State Opera, Royal Theatre Copenhagen, Teatro El Condeduque Madrid, Flemish Opera Antwerp and Gent.
Gerard Mosterd performed in many works by classical, modern and contemporary choreographers such as Maurice Béjart, Mikhail Fokine, Marius Petipa, Youri Vamos, Jiri Kylian, Hans Van Manen, Peter Schaufuss, Christopher Bruce, Lindsay Kemp, Kim Brandstrup, Ben Stevenson, Mats Ek, Ronald Hynd, John Cranko, Kenneth MacMillan, Frederick Ashton, Antony Tudor, Toni Lander, George Balanchine, Paul Taylor, Jose Limón.
In 1995 Gerard Mosterd returned to the Netherlands and created more than 40 modern dance theatre performances. With these independent shows, he annually toured festivals and theatres for 20 years in the Netherlands, Indonesia, Singapore, Malaysia, Thailand and the Philippines.
These successes resulted in many coproductions, international tours and movie productions with prominent South-East Asian artists such as Goenawan Mohamad, Garin Nugroho, Martinus Miroto, Eko Supriyanto, Teater Garasi, Gumarang Sakti and with festivals such as Indonesian Dance Festival Jakarta, Lanjong Arts Festival, Kuala Lumpur International Arts Festival, Yogyakarta International Arts Festival, Cak Durasim Festival Surabaya etc.
While creating/choreographing international productions and tours between South East Asia and the Netherlands, Gerard Mosterd started to organize tours for independent Asian artists such as Sutra Dance Theater, Miroto Dance Company, Wangnin Bunmei Butoh etc.
In 2010 he organized a Ballet Gala with Ballet Manila at Aliw Theatre in Manila.
Because of huge success Gerard Mosterd, next to his choreographic activities, started an impresario company based in the Netherlands, touring small and large scale Asian and East European dance, opera and ballet companies.
Among them:
Odesa National Academic Opera and Ballet Theatre, Kyiv Modern Ballet, Credo Kiev Choir.