| David Charles Lock | director | at MDSL Estates | · Bramshaw |
| David Charles Lock | director | at Clever Crafts Limited | · Bramshaw |
| David Alan Lock | director | at Dave Lock Associates LTD | · Southampton |
| David Charles Lock | director | at MDSL Holdings | · Lyndhurst, Hampshire |
| David John Lock | director | at Millbrook Healthcare | · Southampton |
| David Charles Lock | director | at F C Estates Limited | · Southampton |
| David Lock | Aviation & Aerospace | at Babcock International Group | · London |
| David Lock | Member | at David Lock | · London |
| David Lock | Wholesale | at Tiger Supplies | · Halstead |
| David Lock | Member | at David Lock | · Lincoln, England |
| David Lock | Managng Director | at David Lockyer Traction | · Kingston upon Hull |
| David Lock | Managng Director | at David Lock Associates Limited | · Milton Keynes |
| David Lock | Proprietor | at David Lock Associates | · Milton Keynes |
| David Lock | Food Production | at Devro Limited | · Glasgow |
| David Lock | Member | at Lock & Associates | · Horsham |
| David Lock | director | at Cast Iron Cad LTD | · Worthing |
| David Lock | Banking | at Prudential Portfolio Management Group (PPMG) | · London |
| David Lock | Financial Planning Manager | at Campbell Fisk & Partners | · Crowborough |
| David Lock | Member | at David Lock Piano Tuning and Repairs | · Newark on Trent |
| David Lock | director | at Kimble (Merton) Management Company Limited | · Ware, Hertfordshire |
| David Lock | Apparel & Fashion | at ordre.com | · London |
| David Lock | Leisure, Travel, & Tourism | at OpenWide Doors Windows W3 | · London |
| David Lock | Retail | at GAME Digital PLC | · Reading, Berkshire |
| David Lock | Member | at DRL Associates Limited | · Oxford |
| David Lock | Managng Director | at David Lock Piano Tuning and Repairs | · Spalding, Lincolnshire |
| David Lock | Member | at Tele-Connect (Stoke on Trent) LTD | · Newcastle upon Tyne |
| David Lock | Director | at Printforce (Northern) Limited | · Bury, Cambridgeshire |
| David Lock | Member | at David Lock | · Walton-on-Thames |
| David Lock | Member | at Bellace Construction Ltd | · Rayleigh, Essex |
| David Lock | director | at Tele - Connect (Stoke on Trent) Limited | · Stoke-on-Trent |
| David Lock | Member | at Tele Connect (Stoke On Trent) Ltd | · Newcastle, Shropshire |
| David Lock | Member | at Tele-Connect (Stoke on Trent) LTD | · Newcastle, County Down |
| David Lock | Electrical/Electronic Manufacturing | at LCI Rail | · Tewkesbury |
| David Lock | director | at Croft Farm Maintenance Company (Godmanchester) Limited | · Huntingdon |
| David Lock | director | at AIM Aviation (Jecco) Limited | · Bournemouth |
| David Lock | Member | at Stocks Lane Management Company Limited | · Gloucester |
| David Lock | Managing Director | at Sabre Advanced Micro Electronics Ltd | · Bicester |
| David Lock | Member | at Lock & Associates | · West Down, Devon |
| David Lock | Member | at Wine Vaults Bar and Restaurant | · Beccles |
| David Lock | director | at James Hunt prints | · London |
| David Lock | Law Practice | at Pinsent Masons | · London |