David Weild spent the first fourteen years of his career in senior management positions at Prudential Securities. In the mid-1990s he was head of its global equity transactions. In 1999 he moved from the head of its technology investment banking business to run PrudentialSecurities.com. He then transitioned to running the combined customer-facing internet services businesses of Prudential Financial.

Soon afterwards, Weild became the executive vice-president for corporate clients at NASDAQ., and subsequently its Vice Chairman.

He left the position in July 2003 to become CEO of the National Research Exchange. He later founded Capital Markets Advisory Partners and simultaneously led the Capital Markets Group of Grant Thornton LLP, one of the six global audit, tax and advisory organizations. Capital Markets Advisory Partners was later renamed Weild & Co. Holdings. He is also a frequent contributor to Bloomberg News.