Holding(s) in Company

Iomart Group PLC
19 March 2007



TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES



1. Identity of the issuer or the underlying issuer of existing shares to which
voting rights are attached (ii):

Iomart Group plc



2. Reason for the notification (please state Yes/No): (    )



An acquisition or disposal of voting rights: (    )



An acquisition or disposal of financial instruments which may result in the
acquisition of shares already issued to which voting rights are attached: (    )



An event changing the breakdown of voting rights: (    )



Other (please specify) : ( Yes  )  Initial notification



3. Full name of person(s) subject to the notification obligation (iii):

The Goldman Sachs Group, Inc.



4. Full name of shareholder(s) (if different from 3.) (iv):

Goldman Sachs International



5. Date of the transaction (and date on which the threshold is crossed or
reached if different) (v):

22 February 2007



6. Date on which issuer notified:

14 March 2007



7. Threshold(s) that is/are crossed or reached:

7%



8. Notified details:

.................





A: Voting rights attached to shares


Class/type of shares if possible           Situation previous to the Triggering transaction (vi)
using the ISIN CODE
                                  Number of shares                   Number of voting Rights (viii)


GB0004281639                      5,587,826                          5,587,826






Resulting situation after the triggering transaction (vii)


Class/type of shares if      Number of shares         Number of voting rights (ix)      % of voting rights
possible using the ISIN CODE Direct                   Direct (x)   Indirect (xi)        Direct      Indirect


GB0004281639                 5,587,826                             5,587,826                        7.03%



B: Financial Instruments

Resulting situation after the triggering transaction (xii)


Type of         Expiration Date       Exercise/Conversion       Number of voting rights     % of voting rights
financial       (xiii)                Period/ Date (xiv)        that may be acquired if the
instrument                                                      instrument is exercised/
                                                                converted.








Total (A+B)
Number of voting rights        % of voting rights


5,587,826                      7.03%



9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable (xv):

The interest in 5,587,826 shares arose from a beneficial interest held by
Goldman Sachs International, a wholly-owned indirect subsidiary of GS Inc. These
shares are, or will be, registered at CREST in account CREPTEMP.



Proxy Voting:



10. Name of the proxy holder:

.................



11. Number of voting rights proxy holder will cease to hold:

.................



12. Date on which proxy holder will cease to hold voting rights:

.................

13. Additional information:



14. Contact name:

Joanne Wall



15. Contact telephone number:

0207 051 1704



Annex to Notification Of Major Interests In Shares (xvi)



A: Identity of the person or legal entity subject to the notification obligation



Full name (including legal form for legal entities):





Contact address (registered office for legal entities):





Phone number:





Other useful information (at least legal representative for legal persons):

.................



B: Identity of the notifier, if applicable (xvii)



Full name:

.................



Contact address:

.................



Phone number:

.................



Other useful information (e.g. functional relationship with the person or legal
entity subject to the notification obligation):

.................



C: Additional information :

.................






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