Holding(s) in Company

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):

HSBC Infrastructure Company Limited

2. Reason for the notification                                  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): Initial Disclosure                       Yes           

3. Full name of person(s) subject to the notification    Rensburg Sheppards    
obligation (iii):                                       Investment Management  
                                                               Limited         
                                                                               
4. Full name of shareholder(s) (if different from 3.)                          
(iv):                                                                          
                                                                               
5. Date of the transaction (and date on which the        28th February 2007    
threshold is crossed                                                           
or reached if different) (v):                                                  
                                                                               
6. Date on which issuer notified:                          26th March 2007     
                                                                               
7. Threshold(s) that is/are crossed or reached:                  9%            
                                                                               
8. Notified details:                                      Nominee Holdings     

A: Voting rights attached to shares

 Class/type of       Situation       Resulting situation after the triggering  
     shares         previous to                 transaction (vii)              
  if possible     the Triggering                                               
 using the ISIN  transaction (vi)                                              
      CODE                                                                     
                                                                               
                  Number   Number   Number   Number of voting    % of voting   
                    of       of       of       rights (ix)          rights     
                  Shares   Voting   shares                                     
                           Rights                                              
                           (viii)                                              
                                                                               
                                    Direct  Direct   Indirect  Direct  Indirect
                                              (x)      (xi)                    
                                                                               
  GB00B0T4LH64                                      22,800,509          9.12%  
                                                                               

B: Financial Instruments

Resulting situation after the triggering transaction (xii)

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

Total (A+B)                                                                    
                                                                               
Number of voting rights                 % of voting rights                     
                                                                               
22,800,509                              9.12%                                  

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

Client holdings registered in the name of Nominee companies 100% owned by      
Rensburg Sheppards Investment Management Limited                               

Proxy Voting:


10. Name of the proxy holder:                                 N/A              
                                                                               
11. Number of voting rights proxy holder will cease to hold:  N/A              
                                                                               
12. Date on which proxy holder will cease to hold voting      N/A              
rights:                                                                        

13. Additional information:                                   N/A              
                                                                               
14. Contact name:                                             N/A              
                                                                               
15. Contact telephone number:                                 N/A              

Annex 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)           Rensburg         
                                                              Sheppards        
                                                              Investment       
                                                              Management       
                                                              Limited          
                                                                               
Contact address (registered office for legal entities)        Quayside House   
                                                                               
                                                              Canal Wharf      
                                                                               
                                                              Leeds LS11 5PU   
                                                                               
Phone number                                                  0113 259 5872    
                                                                               
Other useful information (at least legal representative for   Mike Rigby       
legal persons)                                                                 
                                                              (Head of         
                                                              compliance)      
                                                                               
B: Identity of the notifier, if applicable (xvii)                              
                                                                               
Full name                                                     Philip Martin    
                                                              Beardwell        
                                                                               
Contact address                                               2 Gresham Street 
                                                                               
                                                              London EC2V 7QN  
                                                                               
Phone number                                                  020 7597 1356    
                                                                               
Other useful information (e.g. functional relationship with   Compliance       
the person                                                    Officer          
or legal entity subject to the notification obligation)                        

C: Additional information

This is the initial disclosure made by Rensburg Sheppards Investment Management
Limited based on Nominee holdings in accordance with DTR 5.2.1(F). On an       
ongoing basis additional disclosures will be made as and when a notifiable     
threshold is crossed.                                                          

Nigel Massey

Kleinwort Benson (Channel Islands) Fund Services Limited

Company Secretary

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