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):

Tullett Prebon plc

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

An acquisition or disposal of voting rights (Yes)

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 ( )

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

1) TIAA-CREF Investment Management, LLC on behalf of the accounts listed at 4
below

2) Teachers Advisors, Inc. on behalf of the accounts listed at 4 below

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

1) TIAA-CREF Investment Management, LLC

College Retirement Equities Fund ("CREF")*

- CREF Stock Account

- CREF Global Equities Account

2) Teachers Advisors, Inc.

TIAA-CREF Institutional Mutual Funds*

- Institutional International Equity Fund

- Institutional International Equity Index Fund

TIAA-CREF Life Funds*

- Life International Equity Fund

TIAA-CREF Asset Management Commingled Funds Trust I

- TCAM-International Core Equity Fund**

- TCAM-Enhanced Small Cap International Equity Fund**

*Registered Investment Companies

** Unregistered Commingled Fund

5. Date of the transaction and date on which the threshold is crossed

or reached (v): 20/02/2008

6. Date on which issuer notified: 25/02/2008

7. Threshold(s) that is/are crossed or reached: 3%

8. Notified details:                                                           

A: Voting rights attached to shares

Class/type of shares     Situation previous to the Triggering transaction 
                         (vi)                                             
if possible using the                                                     
ISIN CODE                                                                 
                                                                          
GB00B1H0DZ51 Number of   Number of Voting                                 
             Shares      Rights(viii)                                     
                                                                          
             6,469,720   6,469,720                                        

Class/type of shares    Resulting situation after the triggering transaction   
                        (vii)                                                  
if possible using the                                                          
ISIN CODE                                                                      
                                                                               

                Number of    Number of voting rights  % of voting     
                Shares       (ix)                     rights          
                                                                      
GB00B1H0DZ51    Direct       Direct (x) Indirect (xi) Direct  Indirect
                                                                      
                6,325,711    6,325,711                2.97%           

B: Financial Instruments                                                       
                                                                               
Resulting situation after the triggering transaction (xii)                     
                                                                               
Type of         Expiration Exercise/ Conversion Number of voting   % of voting 
financial       date       Period/ Date (xiv)   rights that may be rights      
instrument      (xiii)                          acquired if the                
                                                instrument is                  
                                                exercised/                     
                                                converted.                     
                                                                               
Total (A+B)                                                                    
                                                                               
Number of voting rights             % of voting rights                         
                                                                               
6,325,711                           2.97%                                      

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

The College Retirement Equities Fund ("CREF") hereby informs you that on
February 20, 2008, CREF sold 144,009 shares of Tullett Prebon plc, bringing its
total holdings in your company to 5,061,475 shares. CREF owns these shares
through two of its investment accounts, the Global Equities Account and the
Stock Account. It is our understanding the total shares outstanding of Tullett
Prebon plc are 212,968,819 bringing CREF's ownership in your company to a 2.38%
level.

For your information, CREF is a U.S. based investment company, which is
registered with the Securities and Exchange Commission ("SEC"). CREF has
multiple investment accounts, each with separate investment objectives and
policies. All assets in the accounts are beneficially owned by CREF, and all
the accounts are managed by TIAA-CREF Investment Management, LLC, a SEC
investment adviser.

Additionally, affiliates of CREF own 1,264,236 shares in your company. These
shares are owned by the TIAA-CREF Institutional Mutual Funds ("Institutional
Funds"), and the TIAA-CREF Life Funds ("Life Funds"), each of which are SEC
registered mutual funds, as well as the TIAA-CREF Asset Management Commingled
Funds Trust I ("TCAM Funds"). The Institutional Funds, Life Funds and TCAM
Funds are managed by Teachers Advisors, Inc., a SEC registered investment
adviser, which is affiliated with TIAA-CREF Investment Management, LLC. These
affiliated funds, aggregated with those of CREF, own a total of 6,325,711 or
2.97% of the outstanding shares of your company. Because Teachers Advisors,
Inc. and TIAA-CREF Investment Management, LLC follow the same policies when
voting these funds, we are aggregating the holdings for this letter.

Proxy Voting:

10. Name of the proxy holder: Equitable Nominees Limited

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

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

13. Additional information: None

14. Contact name: Jeffrey Shore

15. Contact telephone number: 704-988-3726