HINDDORROL

Hindustan Dorr-Oliver Limited has submitted to the Exchange the Standalone Financial Results along with Limited Review Report for the period ended December 31,2011.

Hindustan Dorr-Oliver Limited has informed the Exchange that the Company received recently a prestigious order of the value of Rs.170 Crores from ONGC Petro Additions Limited (OPAL) for entire Effluent Collection and Treatment System (ECTS) Package for its grass root Mega Petrochemical project in the PCPIR / SEZ zone at Dahej. The Project is to be completed in 24 months. ECTS package includes various technology packages from leading Global suppliers for treatment of Petrochemical waste.

Hindustan Dorr-Oliver Limited has submitted to the Exchange the Standalone Financial Results for the period ended September 30,2011.

Hindustan Dorr-Oliver Limited has informed the Exchange that the Board of Directors of the Company at its meeting held on October 31, 2011, inter alia, have accorded an in-principle consent to pursue subject to the acceptance of a fair share ratio and other commercial matters relating thereto by the Board of Directors, receipt of approvals from requisite statutory and regulatory authorities, the shareholders of the Company, High Court of Judicature at Mumbai, the proposal for demerger of the manufacturing unit at Vatva, Ahmedabad as a wholly owned subsidiary of the Company. The Board intends

Hindustan Dorr-Oliver Limited has informed the Exchange regarding the proceedings of the Annual General Meeting of the Company held on September 30, 2011.

Hindustan Dorr-Oliver Limited has informed the Exchange that that Book Closure is from September 28, 2011 to September 30, 2011 (both days inclusive) for the purpose of Annual General Meeting and payment of dividend.

Hindustan Dorr-Oliver Limited has informed the Exchange that the Board of Directors of the Company at its meeting held on August 12, 2011 have appointed Ms. Priya Vishwanathan as the Company Secretary and Compliance Officer of the Company in place of Ms. Pragya Sahal.

Hindustan Dorr-Oliver Limited has submitted to the Exchange the Standalone Financial Results for the period ended June 30,2011.

Hindustan Dorr-Oliver Limited has informed the Exchange vide its letter dated June 03, 2011, regarding "Order from Konkola Copper Mines Plc, Zmabia".

Hindustan Dorr-Oliver Limited has informed the Exchange that the Board of Directors at its meeting held on May 28, 2011 have recommended a dividend of Rs. 0.80 per share of face value of Rs. 2/- i.e. @ 40%.

Hindustan Dorr-Oliver Limited has submitted to the Exchange the Standalone and Consolidated Financial Results for the period ended March 31,2011.

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 submitted to the Exchange the Standalone Financial Results for the period 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 submitted to the Exchange the Standalone Financial Results for the period 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 the outcome of the Annual General Meeting of the Company held on September 15, 2010.

Hindustan Dorr-Oliver Limited has submitted to the Exchange a copy of the Notice of the Annual General Meeting of the Members of the company to be held on September 15, 2010.

Hindustan Dorr-Oliver Limited has informed the Exchange that Book Closure is from September 13, 2010 to September 15, 2010 (both days inclusive) for the purpose of Annual General Meeting and payment of dividend.

News Verification : The media had reports that IVRCL Infrastructure & Project Ltd may sell its entire 55% stake in the company. The Exchange, in order to verify the accuracy or otherwise of the information reported in the media and to inform the market place so that the interest of the investors is safeguarded, had written to the officials of the company. Hindustan Dorr-Oliver Limited has vide its letter inter-alia stated," We would like to inform you that we do not have any information about the intended sale of entire 55% stake held by IVRCL in our Company and we strongly deny the source of

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 that the shareholders of the Company have approved the Special Resolution for further issue of Capital under Section 81 (1A) of the Companies Act, 1956 as a Special Resolution circulated vide Postal Ballot notice dated March 19, 2010 with requisite majority. Further, the Company has submitted to the Exchange a certified true copy of the Resolution passed by the shareholders of the Company by way of Postal Ballot on May 07, 2010.

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 Limited has informed the Exchange that the Board of Directors at its meeting held on May 07, 2010 have recommended a dividend of Rs. 0.80 per share of face value of Rs. 2.00 on Equity Shares of the Company for the year ended March 31, 2010, subject to the approval of the shareholders.

Hindustan Dorr-Oliver Limited has informed the Exchange that "Mr. Ashok Kumar Basu has expressed his inability to be on the Board of our Company due to some pre-commitments. The present Board of Directors of the Company consist of :- (1) Mr. Prabhakar Ram Tripathi; (2) Mr. E. Sudhir Reddy; (3) Mr. E. Sunil Reddy; (4) Mr. S. C. Sekaran; (5) Mr. R. Balarami Reddy; (6) Mr. T. N. Chaturvedi; (7) Mr. M. L. Majumdar; (8) Mr. S. D. Kapoor."

Hindustan Dorr-Oliver Ltd has submitted to the Exchange a copy of the Notice of Postal Ballot. A copy of the notice of postal ballot 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/HindustanDorr_NPB_13042010.zip target=NEW> For more details click here.</a>

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 that the Board of Directors of the Company at its meeting held on March 19, 2010, has accorded approval for raising the funds through issue of equity shares/ GDRs/ ADRs / FCCBs and/or any other financial instruments convertible in to equity share including fully/partly convertible debentures, bonds, warrants and/or such other securities for an amount not exceeding 50.00 million USD either through preferential issue and/or qualified institutional placement and/or private placement/public offering or any combination thereof etc.

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 that the Company has fixed March 17, 2010 as Record Date for the purpose of Bonus issue in the ratio of 1:1.

Hindustan Dorr-Oliver Ltd has informed the Exchange that the shareholders of the Company have in the Extra Ordinary General Meeting held on March 03, 2010 approved the bonus issue in the ratio of 1:1. Further, the Company has submitted to the Exchange a copy of resolution passed by the shareholders. 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/hinddor_reso_03032010.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 submitted to the Exchange a copy of the notice of the Extraordinary General Meeting of the members of the Company scheduled to be held on March 03, 2010. 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/Hindustandooroli_EGMNot_10022010.zip target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has informed the Exchange that " The Board of Director at its Meeting held on January 29, 2010 have decided to alter the Objects Clause of the Memorandum of Association of the Company by making a foray into new business of execution of nuclear power plants and the allied activities and deletion of some of the existing sub-clauses and accordingly necessary proposals are being made to the shareholders for alteration in the Object Clause of the Memorandum of Association of the Company."

Hindustan Dorr-Oliver Ltd has informed the Exchange that the Board of Directors of the Company at its meeting held on January 29, 2010, considering the financial position of the Company, and after due discussions, the Board has decided to capitalize Rs. 7.20 Crores out of free reserves and accordingly recommended issuing of Bonus shares in the ratio of 1 : 1 i.e. one bonus share for every existing share subject however to the approval of the members on a record to be announced.

Hindustan Dorr-Oliver Ltd has informed the Exchange that "Mr. Shiv Dayal Kapoor has been co-opted as Additional Director on the Board in its Meeting held on October 30, 2009".

Hindustan Dorr-Oliver Ltd has informed the Exchange that the Company has bagged an order from Anrak Aluminium Limited for detailed engineering, procurement, installation and commissioning work of Residue separation, Washing, Flocculation, Oxalate Removal and Causticisation Package for their upcoming Alumina Refinery of capacity 1.5 MTPA in Vishakhapatnam, Andhra Pradesh. Outotech GmbH, Germany which is a leading global technology provider of process solutions, technologies and services in mining and metallurgical industries is technology partner for the said contract. The combined contract va

Hindustan Dorr-Oliver Ltd has informed the Exchange that "The Company has bagged an order from BALCO (a Vedanta Group of Company) worth Rs. 130 Crores for Design, Engineering, procurement, manufacturing, supply, civil works, erection/ construction, testing & commissioning of Fume Treatment plant for their Smelter Expansion Project at Korba. Fives Solios, France a world class expert in this field is the Technology partner for this project. The total order value along with Fives Solios, France is worth Rs. 276 Crores. Execution of the said Project shall be completed within a period of 20 months.

Hindustan Dorr-Oliver Ltd has informed the Exchange that the Members of the Company have approved the alteration in the Object Clause of the Memorandum of Association of the Company by inserting sub-clause 9A after Clause 9 in the Main Object Clause by way of Postal Ballot. The details 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/hindustandorr_RPB_25092009.zip target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has informed the Exchange regarding the outcome of Annual General Meeting of the Company held on September 07, 2009. The details 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/Hindustandorr_OAGM_07092009.zip target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has submitted to the Exchange a copy of Notice of the Annual General Meeting of the Members of the Company to be held on September 07, 2009. 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/Hidorlver_AGM_01092009.zip target=NEW> For more details click here.</a>

Hindustan Dorr-Oliver Ltd has informed the Exchange that the Notice is hereby given, to the Members of Hindustan Dorr-Oliver Limited for passing of Resolution through Postal Ballot pursuant to Section 192A of the Companies Act, 1956 read with the Companies (Passing of Resolution by Postal Ballot) Rules, 2001(including any Statutory modification or re-enactment there of for the time being in force): Alteration of Clause III (A)- Main Object Clause in the Memorandum of Association of the Company. A copy of the notice of postal ballot shall be available on the NSE website (http://www.nseindia.com

Hindustan Dorr-Oliver Ltd has informed the Exchange that Book Closure is from September 04, 2009 to September 07, 2009 (both days inclusive) for the purpose of Annual General Meeting and payment of dividend.