Holding(s) in Company

For filings with the FCA include the annex                                              
For filings with issuer exclude the annex     

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES                                          
                                                                                        
1. Identity of the issuer or the underlying issuer                                      
of existing shares to which voting rights are                                           
attached:                                                          Keller Group Plc 
    
2. Reason for the notification (please tick the appropriate box or boxes):              
                                                                                        
An acquisition or disposal of voting rights                                      Yes  
  
An acquisition or disposal of qualifying financial instruments which may                
result in the acquisition of shares already issued to which voting rights               
are attached.                                                                           
                                                                                        
An acquisition or disposal of instruments with similar economic effect to               
qualifying financial instruments                                                        
                                                                                        
An event changing the breakdown of voting rights                                        
                                                                                        
Other (please specify):                                                                 
                                                             Legal & General Group Plc  
                                                                      (Group)           
3. Full name of person(s) subject to the                                                
notification obligation:                                                                
                                                                                        
                                                             Legal & General Investment 
                                                             Management Limited (LGIM)  

                                                             Legal & General Group Plc
4. Full name of shareholder(s)                                        (L&G)             
 (if different from 3.):                                                                
                                                                                        
5. Date of the transaction and date on                                                  
which the threshold is crossed or                                   15 May 2014         
reached:                                                                                
                                                                                        
6. Date on which issuer notified:                                   16 May 2014         
                                                                                        
7. Threshold(s) that is/are crossed or                            Group (Below 5%)      
reached:                                                                                
                                                                  LGIM (Below 5%)       
                                                                                        

8. Notified details:                                                                                          
                                                                                                              
A: Voting rights attached to shares                                                                           
                                                                                                              
Class/           Situation previous              Resulting situation after the triggering transaction         
type of          to the triggering                                                                            
shares              transaction                                                                               
                                                                                                              
                Number            Number                    Number of voting          % of  voting rights     
if                of                of                           rights                                       
possible        Shares            Voting        Number                                                        
using                             Rights      of shares                                                       
the ISIN                                                                                                      
CODE                                                       Direct      Indirect     Direct       Indirect     
                       3,551,961                                                                               
Ordinary 10p                                                       LGIM (Below 5%)                            
                  As of 02/09/2013                                                                            
                                                                                                              
                                                                                                              
                                                                                                              
B: Qualifying Financial Instruments                                                                           
                                                                                                              
Resulting situation after the triggering transaction                                                          
                                                                                                              
                                                               Number of voting                               
                                                               rights that may be                             
Type of financial Expiration         Exercise/                 acquired if the            % of voting         
instrument        date               Conversion Period         instrument is              rights              
                                                               exercised/ converted.                          
                                                                                                              
                                                                                                              
                                                                                                              
                                                                                                              
C: Financial Instruments with similar economic effect to Qualifying Financial                                 
Instruments                                                                                                   
                                                                                                              
Resulting situation after the triggering transaction                                                          
                                                                                                              
Type of    Exercise price          Expiration date       Exercise Number of      % of voting rights                
financial                                                /   voting                                           
instrument                                               Conversion rights                                           
                                                         period instrument                                       
                                                             refers to                                        
                                                                                                              
                                                                                 Nominal           Delta      
                                                                                                              
                                                                                                              
                                                                                                              
Total (A+B+C)                                                                                                 
                                                                                                              
Number of voting rights                          Percentage of voting rights                         
                                                                                                              
                             LGIM (Below 5%)           
 

9. Chain of controlled undertakings through which the voting rights and/or the          
financial instruments are effectively held, if applicable:                              
                                                                                        
Legal & General Group Plc (Direct and Indirect) (Group) ( Below 5% =                    
Total Position)                                                                         
                                                                                        
Legal & General Investment Management (Holdings) Limited (LGIMH)                        
(Direct and Indirect)  ( Below 5% = Total Position)                                     
                                                                                        
Legal & General Investment Management Limited (Indirect) (LGIM) (                       
Below 5% Total Position)                                                                
                                                                                        
Legal & General Group Plc (Direct) (L&G) ( 2,493,440 -3.50% = LGAS, LGPL & PMC)         
                                                                                        
Legal & General Investment Management (Holdings)        Legal & General                 
Limited (Direct) (LGIMHD) (PMC)                         Insurance Holdings              
                                                        Limited (Direct) (LGIH)         
                                                                                        
Legal & General Assurance (Pensions Management)         Legal & General                 
Limited  (PMC) (PMC)                                    Assurance Society               
                                                        Limited  (LGAS & LGPL)          
                                                                                        
                                                                                        
                                                        Legal & General                 
                                                        Pensions Limited                
                                                        (Direct)  (LGPL)                
                                                                                        
                                                                                        
                                                                                        
Proxy Voting:                                                                           
                                                                                        
10. Name of the proxy holder:                                       N/A                 
                                                                                        
11. Number of voting rights proxy holder will cease                 N/A                 
to hold:                                                                                
                                                                                        
12. Date on which proxy holder will cease to hold                   N/A                 
voting rights:                                                                          
                                                                                        
                                                                                        
                                                                                        
                                 Notification using the total voting rights figure of   
13. Additional information:                           71,231,593                        
                                                                                        
14. Contact name:                                   Kerry Porritt                       
                                                                                        
15. Contact telephone number:                       0207 616 7575