About Tamilnadu Telecommunications Limited

Tamilnadu Telecommunications Limited (TTL) is an Indian Government Company incorporated on May 13, 1988. The company specializes in manufacturing Optical Fiber Cables for telecommunications, classified under NIC Code 3130, contributing 100% to its turnover as per the Annual Return for the year ended March 31, 2025. TTL’s registered office is located at No.16, First Floor, Aziz Mulk 3rd Street, Thousand Lights, Chennai – 600 006, with its Optical Fiber Cable manufacturing plant situated in Maraimalai Nagar, Tamil Nadu.

Promoted by Telecommunications Consultants India Limited (TCIL) and Tamilnadu Industrial Development Corporation Limited (TIDCO), TTL is a listed company with shares admitted on Indian stock exchanges. The company designed and produced a multi-tube aerial cable (light weight – double sheath) suitable for spans of hundreds of metres, serving both private and government vendors.

TTL operates solely within India, with headquarters in Chennai and manufacturing in Tamil Nadu. TCIL holds 49% shareholding and acts as the holding company. The Annual Return shows no subsidiaries or associate companies, indicating zero subsidiaries as of March 31, 2025.

Key Milestones of Tamilnadu Telecommunications Limited

• Successful completion of a Government (BSNL-WTR) order for 12F multi-tube aerial cable of 290 Kms valued at Rs.185.715 lakhs.
• Dematerialisation of the promoter (TCIL) shareholding during the year.

Tamilnadu Telecommunications Limited Business Segment

The company operates in a single sector—manufacturing of optical fiber cables—accounting for its entire turnover and operations.

TTL’s business vertical centers exclusively on manufacturing optical fiber cables for the telecommunications sector within India. The company operates through its registered and manufacturing offices in Tamil Nadu and Chennai, respectively, with no international operations reported.

Tamilnadu Telecommunications Limited Key Management

• Shri D. Porpathasekaran – Chairman & Director
• Shri J. Ramesh Kannan – Managing Director & Chief Financial Officer
• Shri S. K. Tata – Director
• Shri R. Karthikeyan – Director
• Tmt. R. Bhuvaneswari – Director
• Mrs. Leena Rajput – Director & Chairperson of Audit Committee
• Ms. Swapnil Gupta – Company Secretary

Latest Updates on Tamilnadu Telecommunications Limited

• Operations and Orders: Completed design and production of multi-tube aerial cable and fulfilled a 290 Km BSNL-WTR supply contract worth Rs. 185.715 lakhs, with no new orders during the year.
• Technology and Revival Plans: Exploring technology absorption and innovation through a revival partner; plans include reviving existing plants and installing ribbon type optical fiber cable manufacturing facilities.
• Corporate Actions: Completed dematerialisation of promoter shares held by TCIL.
• Statutory Audit: Auditors M/s. Sundaram & Srinivasan issued an adverse opinion on standalone financials, highlighting concerns on going concern assumptions and internal financial controls.
• Shareholder Communications: Scheduled 32nd Annual General Meeting on September 26, 2025, to be held through VC/OAVM with electronic annual report circulation as per guidelines.