##### 





MAJOR CONSOLIDATED SUBSIDIARIES AND ASSOCIATED COMPANIES


|                                                              |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|------------------------------------------------------------- |  | --------- | --- |  | ------- |  | - | ------------- |  |  | --------- |  |  | ------- | - |  |  |  | - | 
|                                                              |  | GROUP     |     |  |         |  |   |               |  |  | SERVICES, | 
|AMERICAS                                                      |  | HOLDING % |     |  | SELLING |  |   | MANUFACTURING |  |  | RESEARCH  |  |  | FINANCE |  
|                                                              |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  
|ARGENTINA                                                     |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Especialidades Químicas S.A., Buenos Aires               |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|BERMUDA                                                       |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Chemical Insurance Company Ltd., Hamilton                     |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|Ciba Specialty Chemicals Eurofinance Ltd., Hamilton           |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|Ciba Specialty Chemicals International Finance Ltd., Hamilton |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|BRAZIL                                                        |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Especialidades Químicas Ltda., São Paulo                 |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Latexia Brazil Ltda., São Paulo                               |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|CANADA                                                        |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals Canada Inc., Mississauga             |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|CHILECiba Especialidades Químicas Ltd., Santiago de
    Chile |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|COLOMBIA                                                      |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Especialidades Químicas S.A., Bogotá                     |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|GUATEMALA                                                     |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Especialidades Químicas, S.A. (ACC), Guatemala           |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|MEXICO                                                        |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Especialidades Químicas Mexico S.A. de C.V., Mexico      |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|PANAMA                                                        |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Especialidades Químicas Colon S.A., Colon                |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|UNITED STATES OF AMERICA                                      |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals Corporation, Tarrytown, NY           |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  |   | 

|                                                                           |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |  | 
|-------------------------------------------------------------------------- |  | --------- | --- |  | ------- |  | - | ------------- |  |  | --------- |  |  | ------- |  |  |  |  |  | 
|                                                                           |  | GROUP     |     |  |         |  |   |               |  |  | SERVICES, | 
|ASIA PACIFIC                                                               |  | HOLDING % |     |  | SELLING |  |   | MANUFACTURING |  |  | RESEARCH  |  |  | FINANCE | 
|                                                                           |  |           |     |  |         |  |   |               |  |  |           |  |  |         | 
|AUSTRALIA                                                                  |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |  | 
|Ciba Specialty Chemicals Pty. Ltd., Thomastown                             |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |  |  |  |  |  | 
|BAHRAIN                                                                    |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |  | 
|Ciba Specialty Chemicals Middle East W.L.L., Manama (Al Seef
    District) |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |  |  |  |  |  | 



---



##### 



|                                                              |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|------------------------------------------------------------- |  | --------- | --- |  | ------- |  | - | ------------- |  |  | --------- |  |  | ------- | - |  |  |  | - | 
|                                                              |  | GROUP     |     |  |         |  |   |               |  |  | SERVICES, | 
|ASIA PACIFIC                                                  |  | HOLDING % |     |  | SELLING |  |   | MANUFACTURING |  |  | RESEARCH  |  |  | FINANCE |  
|                                                              |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  
|CHINA                                                         |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals (China) Ltd., Shanghai               |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         | - |  |  |  |   | 
|Ciba Specialty Chemicals (Hong Kong) Ltd., Hong Kong          |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals (Shanghai) Ltd., Shanghai            |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals (Suzhou) Co., Ltd., Suzhou, Jiangsu  |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Guangdong Ciba Specialty Chemicals Co. Ltd., Panyu, Guangdong |  |           | 95  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Guangzhou Ciba Specialty Chemicals Co. Ltd., Guangzhou        |  |           | 80  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Qingdao Ciba Dyes Co. Ltd., Qingdao                           |  |           | 94  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Qingdao Ciba Pigments Co. Ltd., Qingdao                       |  |           | 91  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Shanghai Ciba Gao-Qiao Chemical Co. Ltd., Shanghai            |  |           | 75  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Shenzhen Ciba Specialty Chemicals Co. Ltd., Shenzhen          |  |           | 85  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Xiangtan Chemicals & Pigments Co. Ltd., Xiangtan              |  |           | 49  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|INDIA                                                         |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba India Private Ltd., Mumbai                               |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|Ciba Specialty Chemicals (India) Ltd., Mumbai(i)              |  |           | 69  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Diamond Dye-Chem Ltd., Mumbai(ii)                             |  |           | 69  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|INDONESIA                                                     |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|PT Ciba Specialty Chemicals Indonesia, Jakarta                |  |           | 83  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|PT Intercipta Kimia Pratama, Jakarta                          |  |           | 60  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|PT Latexia Indonesia, Jakarta                                 |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|JAPAN                                                         |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Chemipro Fine Chemical Kaisha Ltd., Kobe                      |  |           | 51  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals K.K., Osaka                          |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  | - | 
|Musashino-Geigy Company Ltd., Kitaibaraki                     |  |           | 60  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Nippon Alkyl Phenol Co. Ltd., Tokyo                           |  |           | 46  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 



---



##### 



|                                                                           |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |   | 
|-------------------------------------------------------------------------- |  | --------- | --- |  | ------- |  | - | ------------- |  |  | --------- |  |  | ------- |  |  |  |  | - | 
|                                                                           |  | GROUP     |     |  |         |  |   |               |  |  | SERVICES, | 
|ASIA PACIFIC                                                               |  | HOLDING % |     |  | SELLING |  |   | MANUFACTURING |  |  | RESEARCH  |  |  | FINANCE | 
|                                                                           |  |           |     |  |         |  |   |               |  |  |           |  |  |         | 
|REPUBLIC OF KOREA (SOUTH KOREA)                                            |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |   | 
|Ciba Specialty Chemicals Korea Ltd., Seoul                                 |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |  |  |  |  |   | 
|Daihan Swiss Chemical Corporation, Seoul                                   |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |  |  |  |  | - | 
|Doobon Fine Chemical Co., Ltd., Chongwon-kun                               |  |           | 63  |  |         |  | - |               |  |  | -         |  |  |         |  |  |  |  |   | 
|MALAYSIA                                                                   |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |   | 
|Ciba Specialty Chemicals (Malaysia) Sdn Bhd, Klang                         |  |           | 70  |  |         |  | - |               |  |  | -         |  |  |         |  |  |  |  |   | 
|NEW ZEALAND                                                                |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |   | 
|Ciba Specialty Chemicals N.Z. Ltd., Auckland                               |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |  |  |  |  |   | 
|SINGAPORE                                                                  |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |   | 
|Ciba Specialty Chemicals (Singapore) Pte Ltd, Singapore                    |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |  |  |  |  |   | 
|Ciba Specialty Chemicals Industries (Singapore) Pte Ltd, Jurong
    Island |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |  |  |  |  |   | 
|SOUTH AFRICA                                                               |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |   | 
|Ciba Specialty Chemicals (Pty) Ltd., Spartan                               |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |  |  |  |  |   | 
|TAIWAN                                                                     |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |   | 
|Ciba Specialty Chemicals (Taiwan) Ltd., Kaohsiung                          |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |  |  |  |  |   | 
|THAILAND                                                                   |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  |  |  |  |   | 
|Ciba Specialty Chemicals (Thailand) Ltd., Bangkok                          |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |  |  |  |  |   | 

|                                                                         |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|------------------------------------------------------------------------ |  | --------- | --- |  | ------- |  | - | ------------- |  |  | --------- |  |  | ------- | - |  |  |  | - | 
|                                                                         |  | GROUP     |     |  |         |  |   |               |  |  | SERVICES, | 
|EUROPE                                                                   |  | HOLDING % |     |  | SELLING |  |   | MANUFACTURING |  |  | RESEARCH  |  |  | FINANCE |  
|                                                                         |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  
|AUSTRIA                                                                  |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Spezialitätenchemie Österreich GmbH,
    Pischelsdorf/ Zwenten dorf |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|BELGIUM                                                                  |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals N.V., Groot- Bijgaarden                         |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|DENMARK                                                                  |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|A/ S Alfred Gad, Lynge                                                   |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|FINLAND                                                                  |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals Oy, Raisio                                      |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  | - | 
|Finnamyl Oy, Raisio                                                      |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|FRANCE                                                                   |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Spécialités Chimiques SA, Saint Fons                                |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  |   | 
|Ciba Specialty Chemicals Masterbatch SA, Saint Jeoire en Faucigny        |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  |   | 



---



##### 



|                                                                   |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|------------------------------------------------------------------ |  | --------- | --- |  | ------- |  | - | ------------- |  |  | --------- |  |  | ------- | - |  |  |  | - | 
|                                                                   |  | GROUP     |     |  |         |  |   |               |  |  | SERVICES, | 
|EUROPE                                                             |  | HOLDING % |     |  | SELLING |  |   | MANUFACTURING |  |  | RESEARCH  |  |  | FINANCE |  
|                                                                   |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  
|GERMANY                                                            |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Spezialitätenchemie Grenzach GmbH, Grenzach-Wyhlen            |  |           | 100 |  |         |  |   |               |  |  | -         |  |  |         | - |  |  |  |   | 
|Ciba Spezialitätenchemie Holding Deutschland GmbH,
    Lampertheim |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|Ciba Spezialitätenchemie Lampertheim GmbH, Lampertheim             |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  |   | 
|Ciba Spezialitätenchemie Pfersee GmbH, Langweid/ Lech              |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  |   | 
|HUNGARY                                                            |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals Central Eastern Europe Ltd., Budapest     |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|ITALY                                                              |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals S.p.A., Sasso Marconi (Bologna)           |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  |   | 
|Magenta Master Fibers S.r.l., Milano                               |  |           | 60  |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|LUXEMBOURG                                                         |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals Finance Luxembourg S.A., Luxembourg       |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|NETHERLANDS                                                        |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals International Nederland B.V., Maastricht  |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|Ciba Specialty Chemicals (Maastricht) B.V., Maastricht             |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  |   | 
|Ciba Specialty Chemicals Heerenveen B.V., Heerenveen (iii)         |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  |   | 
|PORTUGAL                                                           |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Especialidades Químicas Lda., Porto                           |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|Raisio Portugal-Produtos Químicos, Lda., Nogueira Maia             |  |           | 51  |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|SPAIN                                                              |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Especialidades Químicas S.L., Barcelona                       |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|Raisio Echeveste, S.A., Tolosa                                     |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         |   |  |  |  |   | 
|SWEDEN                                                             |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals Sweden AB, Göteborg                       |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|AB CDM, Västra Frölunda                                            |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|SWITZERLAND                                                        |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals Holding Inc., Basel (iv)                  |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|Ciba Spécialités Chimiques Monthey SA, Monthey                     |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 



---



##### 



|                                                               |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|-------------------------------------------------------------- |  | --------- | --- |  | ------- |  | - | ------------- |  |  | --------- |  |  | ------- | - |  |  |  | - | 
|                                                               |  | GROUP     |     |  |         |  |   |               |  |  | SERVICES, | 
|EUROPE                                                         |  | HOLDING % |     |  | SELLING |  |   | MANUFACTURING |  |  | RESEARCH  |  |  | FINANCE |  
|                                                               |  |           |     |  |         |  |   |               |  |  |           |  |  |         |  
|Ciba Spezialitätenchemie AG, Basel                             |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  |   | 
|Ciba Spezialitätenchemie Finanz AG, Basel                      |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|Ciba Spezialitätenchemie International AG, Basel               |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|Ciba Spezialitätenchemie Kaisten AG, Kaisten                   |  |           | 100 |  |         |  |   |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Ciba Spezialitätenchemie Schweizerhalle AG, Muttenz            |  |           | 100 |  |         |  |   |               |  |  | -         |  |  |         |   |  |  |  |   | 
|Ciba Spezialitätenchemie Services AG, Basel                    |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|CIMO Compagnie Industrielle de Monthey SA, Monthey             |  |           | 50  |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|TURKEY                                                         |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Özel Kimyevi Ürünler Sanayi ve Ticaret Ltd.,
    Istanbul |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         |   |  |  |  |   | 
|UNITED KINGDOM                                                 |  |           |     |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  |   | 
|Ciba Specialty Chemicals PLC, Macclesfield                     |  |           | 100 |  |         |  | - |               |  |  | -         |  |  |         | - |  |  |  |   | 
|Ciba Specialty Chemicals Investment PLC, Macclesfield          |  |           | 100 |  |         |  |   |               |  |  |           |  |  |         |   |  |  |  | - | 
|Pira International Limited, Leatherhead                        |  |           | 100 |  |         |  | - |               |  |  |           |  |  |         | - |  |  |  |   | 






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|(i)   |  | The shares of Ciba Specialty Chemicals (India) Limited, Mumbai,
    (CSCIL) are listed on the Bombay Stock Exchange
    Limited (www.bseindia.com) under the scrip name CIBA SPE
    CH; the scrip code is 532184. The total market value of
    the 13 280 819 outstanding shares of CSCIL as of
    December 31, 2005, was approximately CHF 225 million
    (INR 7 741 million). As of December 31, 2005, the
    Company held 9 200 887 Equity Shares, representing
    69.28 percent of the
    paid-up share capital
    of CSCIL.
|     
|(ii)  |  | Diamond Dye-Chem Limited is a wholly owned subsidiary of CSCIL.                                                                                                                                                                                                                                                                                                                                                                                                                                                                             
|     
|(iii) |  | This company name became effective as of January 1, 2006.
    Until December 31, 2005, the companys name had been
    EFKA Additives B.V..                                                                                                                                                                                                                                                                                                                                                                                               
|     
|(iv)  |  | Ciba Specialty Chemicals Holding Inc. is the ultimate holding
    company of Ciba Specialty Chemicals Group. Its Shares are listed
    on the Swiss Exchange and, since August 2, 2000, the
    Companys American Depository Shares (ADSs) are
    listed on the New York Stock Exchange. Two ADSs represent one
    Share of the Companys common stock.