He was Chairman of the Joint Committee on Statutory Instruments and Select Committee for Statutory Instruments from 1997 to 2005. David was also an Executive Member of the 1922 Committee from 1997 to 2001.
From 1988 to 1995 he was the Co-Chairman of The Future of Europe Trust (FET), which promotes understanding between West European politicians and democratically elected politicians from East Europe and the former Soviet Union. As Chairman of FET he arranged the first ever conference of elected politicians from 30 nations of both East and West Europe at Lancaster House in May 1990, which has now become an annual conference on the Future of Europe.
He was Parliamentary Private Secretary (PPS) to The Rt Hon Sir Wyn Roberts, MP, Minister of State at the Welsh Office from 1991-1994. During the Gulf War, he was secretary for the Conservative Party Back Bench Committees on Defence from 1991 to 1992, and Foreign Affairs from 1991 to 1992.
David has sat on the Standing Committees for the 1988 Housing Act, the 1989 Electricity Act, the 1990 Environmental Protection Act, the 1992 Local Government Wales Act, the 1993 Osteopaths' Act, the 1994 Chiropractors' Act, European Standing Committee B, and the Select Committee for the Channel Tunnel Rail Link Act from 1995 to 1996.
David was the chairman of Anglo-East European Trade Co from 1991 to 1998 and was the chairman of the Ukraine Business Agency from 1992 to 1997.
His past experience includes being the manager of Malden Mitcham Properties from 1986 to 1988, the marketing manager of Q1 Europe Ltd (small business computer systems) from 1979 to 1981, and a consultant for Baird Communications, NY (small business computer systems) from 1978 to 1979. He was also a sales manager in word processing, from 1977 to 1978, a salesman for Kalle Infotec UK (Digital Facsimile) in 1976, an account executive for Quadrant International (Advertising Agency) in 1974, and worked in E.B. Savoury Milln & Co. (Stockbrokers) in 1972.
From 1968 to 1971, David was a 2nd Lieutenant with the Grenadier Guards, mainly in Northern Ireland and West Germany.