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                       NO           
                                                                               
An acquisition or disposal of financial instruments               NO           
which may result in the                                                        
acquisition of shares already issued to which voting                           
rights are attached                                                            
                                                                               
An event changing the breakdown of voting rights                  NO           
                                                                               
Other (please specify): C Share Issue                            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.) N/A                      
(iv):                                                                          
                                                                               
5. Date of the transaction (and date on which the     21 May 2008              
threshold is crossed                                                           
or reached if different) (v):                                                  
                                                                               
6. Date on which issuer notified:                     29 May 2008              
                                                                               
7. Threshold(s) that is/are crossed or reached:       5%                       
                                                                               
8. Notified details:                                       Nominee Holding     

A: Voting rights attached to shares

Class/type of Situation previous to  Resulting situation after the triggering  
   shares        the Triggering                  transaction (vii)             
 if possible    transaction (vi)                                               
  using the                                                                    
  ISIN 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)                    
                                                                               
Ordinary      22,495,429 22,495,429                 20,571,475          5.82%  
Shares                                                                         
GB00B0T4LH64                                                                   
                                                                               
C Shares          0          0                       525,000            0.15%  
GB00B2R01586                                                                   
                                                                               

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                 
                                                                               
     Not                                                                       
 Applicable                                                                    

Total (A+B)                                                                    
                                                                               
Number of voting rights                 % of voting rights                     
                                                                               
21,096,475                              5.97%                                  

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 236 4171    
                                                                               
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   Senior Compliance
the person                                                    Manager          
or legal entity subject to the notification obligation)                        

C: Additional information

This disclosure is made by Rensburg Sheppards Investment Management Limited    
based on Nominee holdings in accordance with DTR 5.2.1 (F).