Tom Welsh
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Oriel Securities
The UK corporate and institutional stockbroker and advisory firm has announced the appointment of David Knox as head of equities. Knox joins in June from JP Morgan Cazenove, where he served as head of equity research and a member of the executive committee.

GW Pharmaceuticals
The AIM-listed pharmaceutical company has announced that David Kirk, its finance director, is stepping down from the board on 1 June. He has spent 10 years in the role and will be replaced by Adam George, who has served as company secretary and group financial controller since 2007. George has previously held the positions of finance director at Believe It Group, a telecommunications service provider, and group financial controller at Helphire Group. Kirk will continue to be available to GW Pharmaceuticals in a consulting capacity.

Artesian, a provider of cloud-based social customer relationship manager and brand relationship software, has announced that Chris Hoskins is to be appointed to the newly-formed role of chief marketing officer. Hoskins has held a number of senior roles in his 20 year marketing career. He joins from Lithium Technologies, where he acted as head of marketing. He will report to chief executive Andrew Yates.

Mapfre Assistance UK
Pablo Alvert has been appointed to the position of chief executive and regional director for Mapfre Assistance, the UK arm of Mapfre Assistencia, Spain’s largest insurance company. The firm provides insurance solutions to the automotive, travel and finance sectors, and has a presence in 43 countries. Alvert has been with Mapfre Assistencia for the past twenty years and has held various positions in the company, including acting as general director for several key subsidiaries and as regional director for Europe.

Brown Brothers Harriman & Co
The privately-held financial institution has announced the appointment of two new partners, Christopher Remondi and Bill Rosenweig. Remondi joined the firm in 1994 and is currently global head of information technology in the firm. Rosenweig joined Brown Brothers Harriman in 2001 and has responsibility for the company’s Asia Pacific investor services clients. Prior to 2001 he was senior manager at KPMG Consulting.