Declan began his career with Price Waterhouse (now PwC) working across business sectors in technology management consultancy with a range of blue-chip corporate clients. After seven years, with experience of professional internal recruitment, he then joined Goodman Graham, a boutique technology search and selection firm, becoming Divisional Director of Norman Broadbent PLC after its acquisition. In 1999 he joined Protégé, a business accelerator / incubator, as VP Recruitment responsible for successfully hiring top-down across a portfolio of US-software companies about to IPO and launch internationally, as well as building Protégé to c. 250 staff.
In 2003, Declan founded Informed Decision, a hybrid search practice delivering mid-to-senior level searches internationally for a diverse range of clients across sectors, and also providing his deep recruitment experience as hands-on interim Head of Recruitment again for a range of clients.
In 2016 Declan was invited to join Horton International as a Partner, where he specialises in areas including pharmaceuticals and healthcare as well as IT / technology and business and professional services.