SEA - 1st April 2010

Carillion plc: PDMR Shareholding

Carillion plc (the "Company") announces the following changes in the interests of a Person Discharging Managerial Responsibility ("PDMR") in ordinary shares of 50 pence each in the share capital of the Company ("Shares").

1. Executive Share Option Scheme

Richard Tapp, Company Secretary, exercised the Executive Share Options detailed below on 31 March 2010 (the "Option Exercise").

Mr Tapp sold (including for tax and national insurance (NI) purposes) the 191,047 Shares resulting from the Option Exercise on 31 March 2010 at a price of £3.246061 per Share.

	Dates of grant	No. of Shares resulting from the Option Exercise*	Option price per Share (pence)	Shares sold (including for tax and NI purposes) on 31 March 2010 at £3.246061 per Share
Richard Tapp, Company Secretary	06.12.2001	96,525	129.5	96,525
	01.07.2003	51,407	163.4	51,407
	31.03.2004	43,115	184.9	43,115

*0.05% of the issued share capital.

2. Total Number of Shares Held

As a result of the above transaction, the total number of Carillion shares now held by Mr.Tapp is as follows:

	Total No. of Ordinary Shares of 50p each*
Richard Tapp, Company Secretary	150,653

*0.04% of the issued share capital.

Tim George

Deputy Company Secretary

Carillion plc

1 April 2010

Notes to editors

Carillion is one of the UK’s leading support services, Public Private Partnership project and construction companies. The Group has annual revenue of around £5 billion, employs some 50,000 people and operates across the UK, in the Middle East, Canada and the Caribbean.

In the UK, Carillion’s principal market sectors are Defence, Education, Health, Facilities Management & Services, Rail, Roads, Building, Civil Engineering and Utilities Services.

In the Middle East, Carillion’s principal market sectors are Construction and Facilities Management. In Canada and the Caribbean, the Group’s main sectors are Health, Roads Maintenance and Construction.

Carillion has a substantial portfolio of equity investments in Public Private Partnership projects, particularly in the Defence, Education, Health and Transport sectors.

In the inaugural Sunday Times Best Green Companies Awards in May 2008, Carillion secured first place in the category for large and medium-sized companies with high environmental impact and second place overall.

This and other Carillion news releases can be found at www.carillionplc.com

For further information contact

Carillion plc

John Denning, Director Group Corporate Affairs 01902 316426

Finsbury

James Murgatroyd +44 (0) 20 7251 3801

Gordon Simpson