- The Company's main plant producing red phosphorous and other compounds is located at Vapi, and white phosphorous and phosphoric acid is located in the GIDC Industrial Estate at Ankleshwar in Gujarat State.

1979 - 15,000 bonus shares issued in prop. 1:1 during 1974.

1981 - With effect from 1st January, Shroffs Industrial Chemicals Pvt. Ltd. was amalgamated with the Company.

1982 - 5,000 shares allotted without payment in cash to members of Shroffs Industrial Chemical Pvt. Ltd. on its merger.

1984 - 15,000 shares issued at par.

1985 - Shares subdivided. 1,00,000 shares of Rs 10 each then issued at par.

1986 - With the public issue of equity shares during May, the Company also issued 2,50,000-13 1/2% secured redeemable convertible debentures of Rs 100 each. Out of this, the following debentures were reserved and allotted: (i) 12,500 debentures to employees (including Indian working directors)/workers of the Company (only 3,320 debentures taken up) and (iii) 5,000 debentures to business associates of the Company.

- Another 1,00,000 debentures were reserved and allotted on a preferential basis to non-resident Indians with repatriation rights. The balance 1,32,500 debentures, along with unsubscribed portion of 9,180 debentures out of the employees quota, were offered for public subscription.

- The convertible portion of Rs 30 per debenture was to be converted into 3 equity shares of Rs 10 each at par fully paid-up on 1st July, 1998.

- The non-convertible portion of Rs 70 per debenture is redeemable at par at the expiry of 7th, 8th and 9th years from the date of allotment by drawing lots. Accordingly 7,50,000 No. of equity shares were allotted in 1998-89. The Company issued equity shares and debentures to the public.

- 15,00,000 bonus shares issued in prop. 5:2 during March-April 7,00,000 shares then issued at par out of which the following shares were reserved and allotted on a preferential basis. 35,000 shares to the Company's employees (including Indian working directors/workers), 14,000 shares to business associates and 2,80,000 shares to non-resident Indians on a repatriation basis. The balance 3,71,000 shares were offered for public subscription during May 1986.

1990 - The Company privately placed with Canbank Mutual Fund 2,50,000-14% secured redeemable non-convertible debentures of Rs 10 each. These debentures are redeemable at a premium of 5% on 12th January, 1997.

1991 - The Company introduced a few new agro chemicals in the market.

- The Company undertook various new projects to increase the production capacity of some of its products. A new plant for the manufacture of monocrotophos and related pesticides was installed and commissioned for production. A new furnace for the manufacture of white phosphorus with a capacity of 2500 tonnes per annum was installed.

- The company had set up a plant for the manufacture of phenyl glycin chloride hydrochloride, a pharmaceutical inmediate.

1992 - The name of the company was changed to Uniphos Limited from November 25, 1992. Subsequently, the name of the company has been changed to United Phosphorus Limited from March 30, 1993.

- In July, the Company issued by private placement 5,00,000-18.5% secured redeemable non-convertible debentures of Rs 100 each. These debentures are redeemable at a premium of 5% on 27th July, 1999.

1993 - The Company was reported to have been permitted to manufacture phosgene and its derivatives in India.

- The Company issued 35,50,000-17% secured redeemable partly convertible debentures of Rs 200 each on rights basis in the proportion of 1 debenture: 2 equity shares held.

- Another 1,77,500-17% secured redeemable partly convertible debentures each were to be issued to employees and overseas corporate bodies on private placement basis.

- Part A of Rs 100 of each debenture was to be converted into 1 equity shares of Rs 10 each at a premium of Rs 90 per share on the date of allotment of debentures.

- Part B of Rs 100 of each debentures was to be redeemed at par in four equal instalments on the expiry of the 6th, 7th, 8th and 9th years from the date of allotment.

1994 - The Company introduced Paraquat, a fourth generation herbicide. Also, a project to manufacture Mancozeb was a fungicide implemented in the Ankleshwar plant.

- As a part of backward integration, the Company commissioned a plant for manufacture of D V Ester an important raw material for manufacture of Cypermethrin Rorring export potential.

- During the year, as a part of forward integration programme, the Company undertook to instal a project to manufacture an important organo phosphorus insecticide based on an intermediate of the Company.

- The Company undertook programme for installation of new plants to manufacture new range of pesticides/intermediates having wide range of applications in paddy, tea, rubber etc.

- On 3rd January, promoters were issued 18,00,000 Warrants. These were converted into equity shares on exercising by warrantholder in March.

- Inventa Corporation, Search Chem Industries Ltd., Bio-Win Corporation Ltd., United Phosphorus (Zambia) Ltd., United Phosphorus (UK) Ltd., are all subsidiaries of the Company.

- 51,86,835 No. of equity shares representing GDRs issued.

1995 - The Company expanded the capacities of pesticides, Formulations and Aluminium phosphide. The Company launched two agrochemicals viz., Acephate and Phorate which has very good domestic and global demand.

- On 15th December, 1,22,87,135 bonus shares issued in prop. 1:1.

1996 - As a part of diversification activity, the Company undertook to set up a state of art integrated Caustic Chlorine plant and value added speciality chemical complex at Jhagadia, Gujarat.

- 200 bonus shares kept in abeyance were allotted. 200 shares allotted on conversion of 17% secured redeemable convertible debentures.

- Crisil has downgraded its rating assigned to the Rs 28-crore NCD programme from `A' to `BBB' and fixed deposit programme from `FA+' to `FA-'.

2001

-Demuric Holdings Pvt. Ltd. intends to acquire 37,87,967 shares of the company inter se on or after 13th March at market price.

2003

-United Phosphorus acquires 25% stake in Midland Furnigant and 50% stake in Kaw valley.

-Acquires US chemicals giant Dow AgroSciences' oryzalin herbicide business, including the Surflan herbicide and all Surflan-based pre-mixes, globally for $21.3 million (Rs 100 crore).

-United Phosphorus enters into an agreement with M/s BASF, whereby the business of Aciflorfen compound will be acquired by the company.

-United Phosphorus obtains exclusive marketing rights for a product from India's Controller General of patents, and has become the first company of its kind to receive the marketing right.

-Manufacturing division of United Phosphorus Ltd. was transferred to Search Chem Industries Ltd. and the name of Search Chem Industries Ltd. was changed to United Phosphorus Ltd. after the transfer of manufacturing division. The name of United Phosphorus Ltd. was changed to Uniphos Enterprises Ltd. after the transfer ot manufacturing division

-1. The following directors submitted their resignation from the company:

Dr P V Krishna Mr Kalyan Benerjee Dr Anil Bhatt Dr Reena Ramchandran

2. Shri M B Trivedi resigned as Company Secretary of the company 3. Shri K M Thacker was appointed as Company Secretary of the company.

-The company got the Exclusive Marketing Rights for its fungicide brand 'SAAF'

2005

-The equity shares of the Company voluntarily delisted from the Stock Exchange - Ahmedabad (ASE) w.e.f. March 31, 2005.

2007

-Uniphos Enterprises designated e-mail ID of the grievance redressel division for the purpose of registering complaints by the investors. : uel.investors@uniphos.com.

2013

-Uniphos Enterprises has announced Rights in the Ratio of 173:100 .