• The Lord Earl Spencer Collection
• Governor of Bangkok Collection
• Mayor of Kaosiung Collection
• Mayor of Taipei Collection
• Pro Hart Collection
• Donald Trump Collection
• Chairman of Formosa Plastic Group Collection
• City of Kobe Collection
• Fifa President, Jao Havelange Collection
• Chulito, President of Zambia Collection
• Nicole Kidman’s private collection
• Australian Prime Minister, John Howard’s private collection

David’s other significant achievements include:

1997 – The Brisbane Lord Mayor commissioned David to paint a series of city street scenes as gifts for Japanese diplomats.

1998 – Motorline BMW Brisbane commissioned David to paint a 4 × 2m flower mural, which led to David’s appointment as an ambassador for Motorline BMW.

1999 – Australian Broadcasting Commission (ABC) televised a documentary on the life of David Hart as part of the highly acclaimed ‘The Australian Story’ series. The program was aired in Australia and overseas.

2000 – Queensland Paralympic Association commissioned David to paint the Opening Ceremony that was held at the Homebush Olympic Stadium. Titled ‘Share the Dream’, this painting was reproduced in 250 limited edition prints. These sold out within three months and raised over AUD$50,000 as part of a major fundraising project. One print sold at auction for AUD$2,500.

2001 – David moved his studio gallery from Albany Creek, Brisbane to Mooloolaba on the Sunshine Coast. In the first year of opening the gallery, David’s popularity saw so many sales that his prices had to increase every eight weeks to keep up with the demand.

2002 – David had a solo exhibition at his gallery in Mooloolaba and had people lined up to buy his paintings. Eighty percent sold on opening night and more than ten works were commissioned.

2003 – David Hart Galleries opened in Hastings Street, Noosa.

2003 – David was chosen to represent Australia and joined a group of artists chosen from the world art community to exhibit at the Florence Biennale. The Biennale is one of the art world’s most prestigious events. Participation is by nomination only and artworks are then considered by an international jury before final approval to exhibit is granted.

2005 – After a trip to New York, David received a personal letter from Donald Trump expressing his love for David’s work. David was also approached by five different galleries throughout the United States of America wanting to represent him.

2006 – David exhibited the Christ Series at his Mooloolaba and Noosa galleries.

2006 – David authored the most comprehensive biography ever written on his late father, world renowned artist Pro Hart, published by Ark House Press in 2007.

2007 – David researched and painted a significant and important body of work based on the arrival of the first white man on Australian soil and the conflicts that ensued between white man and the indigenous Australians. This is known as the Arrival Series.

2008 – The Arrival Series is exhibited and published.