- M&G Group
- Majedie Asset Mgt Inv Fd Co
- Manek Investment Management
- Manulife Global Fund Ltd
- Margetts Fund Mgmt Ltd
- Marks & Spencer UT Mgmt
- Marlborough Fd Mgrs
- Martin Currie Investment Mgmt
- Martin Currie Unit Trusts
- McHattie Investment Mgt Ltd
- McInroy and Wood
- MFS International
- Mirabaud Unit Trust Mngrs Ltd
- MLC Trust Mgmt Co Ltd
- MM Asset Management Limited
- Morgan Stanley Funds (UK)
- Morgan Stanley Investment Mgt
- Morley Fund Services
- MPC Investors Limited
- MT Fund Management Ltd
