Alliance Francaise de Singapour, Banque Indosuez, BASF Gateway, British High Commission in Singapore, CapitaLand Ltd, Citibank, Concord Express (S) Pte Ltd, DBS Bank, Eagle's Eye Art Gallery, East Shore Hospital Pte Ltd, GK Goh Pte Ltd, German Chancellor Gerhard Schroeder, Heritage Board Singapore, Hong Fok Corporation Ltd, Hongkong & Shanghai Bank Kowloon, Hongkong & Shanghai Banking Corporation, Institute of Southeast Asian Studies, IBM Singapore, Jain Marunouchi Gallery, USA, Japan Fleet Services (S) Pte Ltd, JK59 Pte Ltd, John Govett Asia Pte Ltd, KK Women's and Children's Hospital (Private Clinic), Matsushita Technical Center, Marubeni International Electronics Corporation, Ministry of Foreign Affairs, Singapore, Ministry of Trade & Industry, Singapore, Mount Elizabeth Hospital Ltd, National Art Museum, Singapore, National Heritage Board, National Library Board, NTUC Comfort, O.C.B.C., Rank Xerox Singapore, Pedemco Land Ltd, Rabobank, Raffles City Pte Ltd, Roy Miles Gallery, London, Sabah Bank, Shell Eastern Petroleum (Pte) Ltd, Shell (S) Pte Ltd, Singapore Aerospace Systems Pte Ltd, Singapore Airlines Ltd, Singapore Embassy, UK, Singapore Changi Airport, Singapore Institute of Management, Singapore Tourism Board, Straits Steamship Land Ltd, Societe Generale, Swiss Volksbank, Temasek Holdings (HQ), Temasek Technical College, Thomson Medical Center Pte Ltd, UIC Development Ltd, Urban Redevelopment Authority, United Overseas Bank Ltd, Westdeutsche Landesbank Girozentrale, Win Sin Pte Ltd. Just to name some of them and individual private collections are not mentioned.
"He has paintings in the private collections of statesmen, diplomats, a king, a ruler, a sultan, in the National Museum, international companies and in the homes of art lovers throughout the world." - Della Butcher. 1990.
Art consultancy and galleries that sold Prabhakara Jimmy Quek's works:
Della Butcher Gallery, Art Forum, Art for Office, Art Base Pte Lte, Jain Marunouchi Gallery, Ray Mile Gallery, Art-2 Gallery Pte Ltd, Graphic World, Notices : The Gallery, Soobin Art Gallery Pte Ltd, Creative Pot Pte Ltd, Monarch Art Gallery, Canvas Cover Pte Ltd, Sheen's Fine Art, Corporate Art Pte Ltd, Galerie Belvedere, Eagle's Eye Art Gallery, Silver Rue and others.