**EXHIBIT 21**

Subsidiaries of the Company

| **Name of   Company**                                                                                                                                                                                                                                                                                                                                                                                                                                   |   | **State or   Country of Corporation** |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------|---------------------------------------|
|                                                                                                                                                                                                                                                                                                                                                                                                                                                         |   |                                       |
| Wm. Wrigley   Jr. Company                                                                                                                                                                                                                                                                                                                                                                                                                               |   | Delaware                              |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                    |   |                                  |
| All the   companies listed below are included in the Company’s consolidated financial   statements. Except as otherwise indicated below, the Company has 100% direct   or indirect ownership of, and ultimate voting control in, each of these   companies. The list is as of December 31, 2005 and excludes 100% owned   subsidiaries which are primarily inactive and taken singly, or as a group, do   not constitute significant subsidiaries: |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                    |   |                                  |
| Northwestern   Flavors, LLC.                                                                                                                                                                                                                                                                                                                                                                                                                            |   | Illinois                              |
| L. A.   Dreyfus Company                                                                                                                                                                                                                                                                                                                                                                                                                                 |   | Delaware                              |
| Four-Ten   Corporation                                                                                                                                                                                                                                                                                                                                                                                                                                  |   | Illinois                              |
| Zeno Air,   Inc.                                                                                                                                                                                                                                                                                                                                                                                                                                        |   | Delaware                              |
| Wrigley   WebEsprit, Inc.                                                                                                                                                                                                                                                                                                                                                                                                                               |   | Delaware                              |
| Wrigley   Investment Company                                                                                                                                                                                                                                                                                                                                                                                                                            |   | Delaware                              |
| Wrigley   International Holding Company                                                                                                                                                                                                                                                                                                                                                                                                                 |   | Illinois                              |
| Wrigley   Enterprises, Inc.                                                                                                                                                                                                                                                                                                                                                                                                                             |   | Delaware                              |
| Wrigley   Manufacturing Company, LLC                                                                                                                                                                                                                                                                                                                                                                                                                    |   | Delaware                              |
| Wrigley   Sales Company                                                                                                                                                                                                                                                                                                                                                                                                                                 |   | Delaware                              |
| The Wrigley   Company South Africa (Pty) Limited                                                                                                                                                                                                                                                                                                                                                                                                        |   | Delaware                              |
| The Wrigley   Company Pty. Limited                                                                                                                                                                                                                                                                                                                                                                                                                      |   | Australia                             |
| Wrigley   Austria Ges.m.b.H.                                                                                                                                                                                                                                                                                                                                                                                                                            |   | Austria                               |
| Wrigley   Bulgaria EOOD                                                                                                                                                                                                                                                                                                                                                                                                                                 |   | Bulgaria                              |
| Techninter,   S.A.                                                                                                                                                                                                                                                                                                                                                                                                                                      |   | British   Virgin Islands              |
| Wrigley   Canada                                                                                                                                                                                                                                                                                                                                                                                                                                        |   | Canada                                |
| Wrigley   (Cayman) Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                 |   | Cayman   Islands                      |
| Wrigley   Confectionery (China) Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                    |   | Peoples   Republic of China           |
| Wrigley   Confectionery (Shanghai) Co. Ltd.                                                                                                                                                                                                                                                                                                                                                                                                             |   | Peoples   Republic of China           |
| Wrigley   Taiwan Limited                                                                                                                                                                                                                                                                                                                                                                                                                                |   | Republic of   China                   |
| Wrigley   Croatia d.o.o.                                                                                                                                                                                                                                                                                                                                                                                                                                |   | Croatia                               |
| Wrigley   s.r.o.                                                                                                                                                                                                                                                                                                                                                                                                                                        |   | Czech   Republic                      |
| The Wrigley   Company Limited                                                                                                                                                                                                                                                                                                                                                                                                                           |   | England                               |
| Wrigley   Confectionery (U.K.) Company Ltd.                                                                                                                                                                                                                                                                                                                                                                                                             |   | England                               |
| Wrigley   France SNC                                                                                                                                                                                                                                                                                                                                                                                                                                    |   | France                                |
| Wrigley SAS                                                                                                                                                                                                                                                                                                                                                                                                                                             |   | France                                |
| Wrigley GmbH                                                                                                                                                                                                                                                                                                                                                                                                                                            |   | Germany                               |
| Wrigley   Europe B.V.                                                                                                                                                                                                                                                                                                                                                                                                                                   |   | Holland                               |
| Wrigley   Overseas Finance Co. BV                                                                                                                                                                                                                                                                                                                                                                                                                       |   | Holland                               |
| Wrigley   Asia, Limited                                                                                                                                                                                                                                                                                                                                                                                                                                 |   | Hong Kong                             |

| The Wrigley   Company (H.K.) Limited         |   | Hong Kong           |
|----------------------------------------------|--------|---------------------|
| Wrigley   Hungaria, Kft.                     |   | Hungary             |
| Wrigley   India Private Limited              |   | India               |
| Joyco India   Private Limited (India)        |   | India               |
| Wrigley   Israel Ltd.                        |   | Israel              |
| Wrigley   Italia, Srl                        |   | Italy               |
| Wrigley   & Company Ltd., Japan          |   | Japan               |
| The Wrigley   Company (E.A.) Ltd.            |   | Kenya               |
| The Wrigley Company   (Malaysia) Sdn. Bhd.   |   | Malaysia            |
| Dulces de   las Americas, S. de R.L. de C.V. |   | Mexico              |
| Wrigley   Mexico S. de. R.L. de C.V.         |   | Mexico              |
| The Wrigley   Company (N.Z.) Limited         |   | New Zealand         |
| Wrigley   Scandinavia AS                     |   | Norway              |
| The Wrigley   Company (P.N.G) Ltd.           |   | Papua, New   Guinea |
| Wrigley   Philippines, Inc.                  |   | Philippines         |
| Green Arrow   Development Corporation        |   | Philippines         |
| Wrigley   Poland Sp. zo.o.                   |   | Poland              |
| Wrigley   Romania Produse Zaharoase SRL      |   | Romania             |
| OOO Wrigley                                  |   | Russia              |
| Wrigley   Slovakia, s.r.o.                   |   | Slovakia            |
| Wrigley   Ljubljana d.o.o.                   |   | Slovenia            |
| Wrigley Co.,   S.A.                          |   | Spain               |
| Regico, S.L.                                 |   | Spain               |
| Cafosa Gum,   S.A.                           |   | Spain               |
| Wrigley   Scandinvia AB                      |   | Sweden              |
| Wrigley   Middle East FZCo.                  |   | Dubai, UAE          |
| Wrigley   Ukraine, TzoV                      |   | Ukraine             |

Joint venture entities in which the Company has controlling shares: 

Wuzhou Cafosa Gum Ltd. (70% owned by the Company and 30% by Chinese JV China partner - Wuzhou Pine Chemicals Ltd.)