HINDDORROL

Hindustan Dorr-Oliver Limited has informed the Exchange vide its letter dated March 18, 2011 regarding a press release , titled "Hindustan Dorr Oliver Limited bags Prestigious orders worth Rs. 546.40 million from Nuclear Power corporation of India Limited".

Hindustan Dorr-Oliver Limited has informed the Exchange vide its letter dated March 03, 2011 regarding a press release , titled "Hindustan Dorr Oliver Limited Bags Prestigious orders worth 1284 million INR from various PSU's and its global arm DavyMarkham bags order worth 11.33 million GBP."

Hindustan Dorr-Oliver Limited has informed the Exchange regarding a press release dated February 12, 2011 with respect to Unaudited Financial Results for the Quarter ended December 31, 2010.

Hindustan Dorr-Oliver Limited has informed the Exchange vide its letter dated December 27, 2010 regarding a press release titled " Hindustan Dorr-Oliver Limited bags prestigious orders worth about 1350 Million INR in their Minerals and Water Sector".

Hindustan Dorr-Oliver Limited has informed the Exchange regarding a press release dated November 13, 2010 with respect to Unaudited Financial Results for the Quarter and half year ended September 30, 2010.

Hindustan Dorr-Oliver Limited has informed the Exchange vide its letter dated November 09, 2010 regarding a press release titled " Water Business division of Hindustan Dorr-Oliver Limited bags prestigious Zirconium - Desai Plant order worth Rs.140 Million".

Hindustan Dorr-Oliver Limited has informed the Exchange vide its letter dated October 6, 2010 regarding a press release titled " Water Business division of Hindustan Dorr-Oliver Limited bags prestigious Refinery ETP orders worth Rs 96.57 Crores".

Hindustan Dorr-Oliver Limited has informed the Exchange regarding a press release dated July 09, 2010, titled "DavyMarkham Limited a subsidiary of Hindustan Dorr-Oliver Limited Penetrates into Canadian Mining Market".

Hindustan Dorr-Oliver Limited has informed the Exchange regarding a press release dated June 22, 2010, titled "HDO joins hands with SPIG S.p.A., Italy".

Hindustan Dorr-Oliver Limited has informed the Exchange regarding a Press Release dated June 22, 2010, titled "License agreement between HDO & BHT".

Hindustan Dorr-Oliver Limited has informed the Exchange regarding a press release dated May 07, 2010 with respect to Audited Financial Results of the Company for the year ended March 31, 2010.

Hindustan Dorr-Oliver Ltd has informed the Exchange regarding a press release with respect to "Order received from IOCL", dated March 29, 2010. A copy of the press release shall be available on the NSE website (http://www.nseindia.com) under: Corporates > Latest Announcements and on the Extranet Server (/Common/Corporate Announcements).<a href=/content/corporate/HindDorr_pr_29032010.zip target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has informed the Exchange regarding the press release, vide its letter dated March 15, 2010, titled "DavyMarkham Joins Nuclear AMRC". A copy of the press release shall be available on the NSE website (http://www.nseindia.com) under: Corporates > Latest Announcements and on the Extranet Server (/Common/Corporate Announcements).<a href=/content/corporate/hindustan_pr_15032010.zip target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has informed the Exchange regarding a rejoinder to the press release dated February 28, 2010 issued on March 01, 2010, titled "DavyMarkham Joins $ Billion Indian Infrastructure Group IVRCL". A copy of the press release shall be available on the NSE website (http://www.nseindia.com) under: Corporates > Latest Announcements and on the Extranet Server (/Common/Corporate Announcements).<a href=/content/corporate/hindor_pr_02032010.zip target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has informed the Exchange regarding a press release dated February 28, 2010, titled "DavyMarkham Joins $ Billion Indian Infrastucture Group IVRCL". A copy of the press release shall be available on the NSE website (http://www.nseindia.com) under: Corporates > Latest Announcements and on the Extranet Server (/Common/Corporate Announcements).<a href=/content/corporate/hindustan_PR_02032010.zip target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has informed the Exchange regarding a press release dated July 29, 2009, with respect to unaudited financial results for the quarter ended June 30, 2009. A copy of the press release shall be available on the NSE website (http://www.nseindia.com) under: Corporates > Latest Announcements and on the Extranet Server (/Common/Corporate Announcements).<a href=/content/corporate/hinddorr_PR_30072009.zip target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has submitted to the Exchange a Press Release dated May 28, 2009 regarding the audited financial results of the company for the year 2008-09. A copy of the same shall be available on the NSE website (http://www.nseindia.com) under: Corporates > Latest Announcements and on the Extranet Server (/Common/Corporate Announcements).<a href=/content/corporate/hindus_pr_28052009.ZIP target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has informed the Exchange regarding a press release dated October 31, 2007, titled "Gross Revenue Increases to Rs 1272 Million up 68% PAT up at Rs 81 Million up 49% for the half year ended September 30, 2007". A copy of the press release shall be available on the NSE website (http://www.nseindia.com) under: Corporates > Latest Announcements and on the Extranet Server (/Common/Corporate Announcements).<a href=/content/corporate/HIndustanDoor_PR_31102007.zip target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has informed the Exchange regarding a press release dated May 28, 2007, titled "Hindustan Dorr Oliver Limited Gross Turn Over up by 47% and PAT up by 137% for the year ended March 31, 2007". The details of the press release shall be available on the NSE website (http://www.nseindia.com) under: Corporates > Latest Announcements and on the Extranet Server (/Common/Corporate Announcements).<a href=/content/corporate/Hindorroli_PR_28052007.zip target=NEW> For more details click here.</a>