Berwin Leighton acted for provider of IT solutions SDL on its £45m flotation on the London stock market. The team was led by corporate partner Chris Mackie and included partner David Dennison advising on share options and intellectual property partner Tonia Gilbert. Norton Rose advised Collins Stewart, sponsor and broker to SDL. Corporate finance partner Keith Hyman led the team with employee share scheme partner David Cohen and tax partner Dominic Stuttaford.