Annual Information Update

Serco Group plc - Annual Information Update

In accordance with the requirements of Prospectus Rule 5.2, the following
summarises the information which has been published or made available to the
public by Serco Group plc (the "Company" or "Serco Group plc") over the
previous 12 months up to and including 30 April 2010.

This annual information update is required by and is being made pursuant to
Article 10 of the Prospectus Directive as implemented in the United Kingdom
(Prospectus Rule 5.2) and not for any other purpose and neither Serco Group
plc, nor any other person, takes any responsibility for, or makes any
representation, express or implied, as to the accuracy or completeness of the
information which it contains. This information is not necessarily up to date
as at the date of this annual information update and Serco Group plc does not
undertake any obligation to update any such information in the future. This
annual information update does not constitute an offer of any securities
addressed to any person and should not be relied upon by any person.

 1. Announcements made via a RIS
   
The documents listed below were published via a Regulatory Information Service
on or around the dates indicated.

Date            Description of Contents of Announcement                      
                                                                             
01-May-2009     Total Voting Rights                                          
                                                                             
01-May-2009     Director/PDMR Shareholding                                   
                                                                             
01-May-2009     Annual Information Update                                    
                                                                             
05-May-2009     Director/PDMR Shareholding                                   
                                                                             
12-May-2009     Interim Management Statement                                 
                                                                             
12-May-2009     Result of AGM                                                
                                                                             
18-May-2009     Director/PDMR Shareholding                                   
                                                                             
29-May-2009     Preferred bidder on three Flexible New Deal contracts        
                                                                             
01-Jun-2009     Total Voting Rights                                          
                                                                             
05-Jun-2009     Serco awarded Plymouth Hospitals services contract           
                                                                             
10-Jun-2009     Director/PDMR Shareholding                                   
                                                                             
12-Jun-2009     Director/PDMR Shareholding                                   
                                                                             
15-Jun-2009     Serco awarded contract for Air Traffic Services in Dubai     
                                                                             
16-Jun-2009     Director/PDMR Shareholding                                   
                                                                             
19-Jun-2009     Additional Listing                                           
                                                                             
23-Jun-2009     Holding(s) in Company                                        
                                                                             
24-Jun-2009     Blocklisting - Interim Review                                
                                                                             
26-Jun-2009     Additional Listing                                           
                                                                             
29-Jun-2009     Pre-Close Trading Update                                     
                                                                             
29-Jun-2009     Re Contract                                                  
                                                                             
29-Jun-2009     Re Contract                                                  
                                                                             
29-Jun-2009     Director/PDMR Shareholding                                   
                                                                             
01-Jul-2009     Total Voting Rights                                          
                                                                             
20-Jul-2009     Holding(s) in Company                                        
                                                                             
03-Aug-2009     Total Voting Rights                                          
                                                                             
03-Aug-2009     Holding(s) in Company                                        
                                                                             
04-Aug-2009     Additional Listing                                           
                                                                             
05-Aug-2009     Holding(s) in Company                                        
                                                                             
12-Aug-2009     Serco wins contract to operate London Cycle Hire Scheme      
                                                                             
26-Aug-2009     Half-yearly Report                                           
                                                                             
01-Sep-2009     Serco signs three Flexible New Deal contracts                
                                                                             
01-Sep-2009     Total Voting Rights                                          
                                                                             
08-Sep-2009     Holding(s) in Company                                        
                                                                             
21-Sep-2009     Holding(s) in Company                                        
                                                                             
25-Sep-2009     Director/PDMR Shareholding                                   
                                                                             
25-Sep-2009     Holding(s) in Company                                        
                                                                             
01-Oct-2009     Total Voting Rights                                          
                                                                             
12-Oct-2009     Director/PDMR Shareholding                                   
                                                                             
13-Oct-2009     Directorate Change                                           
                                                                             
14-Oct-2009     Holding(s) in Company                                        
                                                                             
20-Oct-2009     Director/PDMR Shareholding                                   
                                                                             
22-Oct-2009     Director/PDMR Shareholding                                   
                                                                             
22-Oct-2009     Holding(s) in Company                                        
                                                                             
27-Oct-2009     Holding(s) in Company                                        
                                                                             
28-Oct-2009     Additional Listing                                           
                                                                             
28-Oct-2009     Holding(s) in Company                                        
                                                                             
02-Nov-2009     Total Voting Rights                                          
                                                                             
02-Nov-2009     Serco signs environmental services contract                  
                                                                             
03-Nov-2009     Holding(s) in Company                                        
                                                                             
06-Nov-2009     Director/PDMR Shareholding                                   
                                                                             
12-Nov-2009     Interim Management Statement                                 
                                                                             
12-Nov-2009     Holding(s) in Company                                        
                                                                             
17-Nov-2009     Director/PDMR Shareholding                                   
                                                                             
18-Nov-2009     Holding(s) in Company                                        
                                                                             
24-Nov-2009     Director/PDMR Shareholding                                   
                                                                             
30-Nov-2009     Total Voting Rights                                          
                                                                             
08-Dec-2009     Additional Listing                                           
                                                                             
15-Dec-2009     Pre Close Trading Statement                                  
                                                                             
15-Dec-2009     Holding(s) in Company                                        
                                                                             
17-Dec-2009     Additional Listing                                           
                                                                             
04-Jan-2010     Total Voting Rights                                          
                                                                             
04-Jan-2010     Blocklisting - Interim Review                                
                                                                             
06-Jan-2010     Additional Listing                                           
                                                                             
07-Jan-2010     Serco signs new Business Link contract                       
                                                                             
01-Feb-2010     Total Voting Rights                                          
                                                                             
26-Feb-2010     Final Results                                                
                                                                             
01-Mar-2010     Total Voting Rights                                          
                                                                             
02-Mar-2010     Director/PDMR Shareholding                                   
                                                                             
05-Mar-2010     Director/PDMR Shareholding                                   
                                                                             
15-Mar-2010     Director/PDMR Shareholding                                   
                                                                             
16-Mar-2010     Directorate Change                                           
                                                                             
18-Mar-2010     Director/PDMR Shareholding                                   
                                                                             
22-Mar-2010     Director/PDMR Shareholding                                   
                                                                             
22-Mar-2010     Additional Listing                                           
                                                                             
29-Mar-2010     Director Declaration                                         
                                                                             
30-Mar-2010     Additional Listing                                           
                                                                             
30-Mar-2010     Director/PDMR Shareholding                                   
                                                                             
31-Mar-2010     Director/PDMR Shareholding                                   
                                                                             
01-Apr-2010     Total Voting Rights                                          
                                                                             
07-Apr-2010     Director/PDMR Shareholding                                   
                                                                             
08-Apr-2010     Annual Financial Report                                      

All of the above documents are available for download on the Prices and News
section of the London Stock Exchange website, www.londonstockexchange.com, or
on the Company's website, www.serco.com.

 2. Documents filed at Companies House
   
The Company has submitted filings to Companies House in relation to the Annual
Report, AGM resolutions and new Articles of Association, the annual return, the
allotment of shares, the appointment of a director and the notification of, and
a change of location of the company records to, the single alternative
inspection location. Copies of these documents can be found via the Companies
House website at www.companieshouse.gov.uk or if you are a registered
user, through Companies House Direct at www.direct.companieshouse.gov.uk.
Alternatively copies can be obtained from Companies House, Crown Way, Cardiff
CF14 3UZ.

 3. Documents provided to shareholders and the FSA
   
The documents below were sent to shareholders on or around the dates indicated.

Date            Document                                                     
                                                                             
26-Aug-09       Half Year Results Letter 2009                                
                                                                             
08-Apr-10       Annual Review and Accounts 2009                              
                                                                             
08-Apr-10       Notice of the 2010 Annual General Meeting                    
                                                                             
08-Apr-10       Proxy form for the 2010 Annual General Meeting               

Copies of the above documents, along with the proposed new Articles of
Association of the Company, were also submitted to the UK Listing Authority
which is situated at: The Financial Services Authority, 25 The North Colonnade,
Canary Wharf, London E14 5HS.

Copies of the above documents can be obtained from the Company Secretary, Serco
Group plc, Serco House, 16 Bartley Wood Business Park, Bartley Way, Hook,
Hampshire RG27 9UY.

 4. Further Information
   
Further information about the Company can be found at our website, 
www.serco.com