Holding(s) in Company

Camco International Ltd
13 March 2007


                          Camco International Limited
                                (the 'Company')

                   Notification of Major Interests in Shares


On 5 March the Company was notified of the following details relating to a major
interest in its shares.

Prior to the implementation of the Transparency Directive the aggregated
interests in shares of Fidelity International Limited ('FIL') and FMR Corp
('FMR') were disclosed. In accordance with the new Disclosure and Transparency
Rules the direct and indirect holdings of FIL and FMR are disclosed separately.
A separate notification has been submitted for FMR. The following holdings are
correct as of close of business on 1 March 2007.

A: Voting rights attached to shares held by FIL

+------------+---------------------+-------------------------------------------------+
|Class/type  |Situation previous to|Resulting situation after the triggering         |
|of shares   |triggering           |transaction                                      |
|            |transaction          |                                                 |
|            +----------+----------+---------+-------------------+-------------------+
|            |Number of |Number of |Number of|Number of voting   |% of voting rights |
|            |shares    |voting    |shares   |rights             |                   |
|            |          |rights    +---------+--------+----------+---------+---------+
|            |          |          |Direct   |Direct  |Indirect  |Direct   |Indirect |
+------------+----------+----------+---------+--------+----------+---------+---------+
|ISIN        |10,717,213|10,717,213|         |        |10,717,213|         |8.25%    |
|GB00B11FB960|          |          |         |        |          |         |         |
+------------+----------+----------+---------+--------+----------+---------+---------+



B: Financial instruments

There were no financial instruments before or after the triggering transaction.



Total (A + B)
+------------------------------------+------------------------------------+
|Number of voting rights             |% of voting rights                  |
+------------------------------------+------------------------------------+
|10,717,213                          |8.25%                               |
+------------------------------------+------------------------------------+



Chain of controlled undertakings through which the voting rights and/or
financial instruments are effectively held
+----------------------------------+--------------------+------------------+
|Nominee                           |         Shares held|% of voting rights|
+----------------------------------+--------------------+------------------+
|JP MORGAN                         |             274,300|             0.21%|
+----------------------------------+--------------------+------------------+
|NORTHERN TRUST LONDON             |             469,469|             0.36%|
+----------------------------------+--------------------+------------------+
|BANK OF NEW YORK BRUSSELS         |             197,500|             0.15%|
+----------------------------------+--------------------+------------------+
|STATE STR BK AND TR CO LNDN       |              96,000|             0.08%|
+----------------------------------+--------------------+------------------+
|JP MORGAN                         |           2,542,640|             1.96%|
+----------------------------------+--------------------+------------------+
|BROWN BROS HARRIMAN LTD LUX       |           6,470,204|             4.98%|
+----------------------------------+--------------------+------------------+
|STATE STR BK AND TR CO LNDN       |             427,100|             0.33%|
+----------------------------------+--------------------+------------------+
|JP MORGAN                         |             240,000|             0.18%|
+----------------------------------+--------------------+------------------+


For the purposes of proxy voting the name of the proxy holder is Fidelity
International Limited.



Enquiries:


Camco International Limited                               020 7256 7979
Scott McGregor, Group Chief Financial Officer



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