AB Infrabuild Limited has announced the receipt of a major infrastructure contract worth ₹42,68,20,821.94 from East Coast Railways, Indian Railways. The company disclosed this development through a regulatory filing under Regulation 30 of SEBI (LODR) Regulations, 2015, dated April 3rd, 2026.

Project Specifications and Scope

The awarded contract involves the construction of a Road Over Bridge (ROB) at Railway Km 662/9-11 in lieu of Level Crossing No. 358, located between Baruva-Mandasa Station Main Line under Khurdha Road Division. The project features a sophisticated multi-span design with specific engineering requirements.

Contract Details and Terms

The project represents a domestic infrastructure development initiative, with East Coast Railways serving as the contracting entity. The terms and conditions align with standard railway infrastructure contracts, incorporating nature of contract specifications and performance security clauses as outlined in the tender documents.

Regulatory Compliance and Disclosure

AB Infrabuild Limited has fulfilled its disclosure obligations in accordance with SEBI Circular No. SEBI/HO/CFD/CFD-PoD-1/P/CIR/2023/123 dated July 13, 2023. The company confirmed that this contract does not involve any related party transactions and that promoters or promoter group companies have no interest in the contracting entity.

Strategic Significance

This contract award strengthens AB Infrabuild's position in the railway infrastructure segment, adding substantial value to its order book. The project involves replacing a level crossing with a modern road over bridge, contributing to improved railway safety and traffic flow in the region. The 24-month execution timeline provides the company with a significant revenue stream and operational visibility for the next two years.

Catalyst Capital Partners Private Limited and its associated Persons Acting in Concert (PACs) have filed a substantial acquisition disclosure for AB Infrabuild Limited under Regulation 29(2) of SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011. The acquisition has resulted in the group's collective shareholding increasing from 9.40% to 12.38% of the company's total voting capital.

Acquirer Group Details

The acquirer group consists of Catalyst Capital Partners Private Limited as the primary acquirer, along with nine PACs. The PACs include Nimesh Sahadeo Singh, Nimesh Singh HUF, Priti Nimesh Singh, and several members of the Gandhi family including Kaushik Hasmukhlal Gandhi, Hasmukh Mafatlal Gandhi, Kaushik Hasmukhlal Gandhi – HUF, Bijal Kaushik Gandhi, Sudha Hasmukhlal Gandhi, and Khushi Kaushik Gandhi. The disclosure confirms that the acquirer does not belong to the promoter or promoter group of AB Infrabuild Limited.

Shareholding Changes

The following table summarizes the key shareholding changes:

Individual Entity Holdings

Among the individual entities, Catalyst Capital Partners Private Limited emerged as the largest single holder post-acquisition with 1,82,24,861 shares (2.85%). Bijal Kaushik Gandhi holds 1,43,44,570 shares (2.25%), while Kaushik Hasmukhlal Gandhi holds 1,39,76,130 shares (2.19%). Nimesh Singh HUF and Nimesh Sahadeo Singh hold 1,36,10,000 shares (2.13%) and 1,30,84,430 shares (2.05%) respectively.

Transaction Timeline and Structure

The acquisition transactions occurred during the period from June 23, 2023, to March 30, 2026, through a combination of open market purchases and subscription to equity shares under a rights issue. The disclosure reveals mixed trading activities among PACs, with some entities increasing their holdings while others, such as Priti Nimesh Singh and Kaushik Hasmukhlal Gandhi – HUF, reduced their positions during the acquisition period.

Company Capital Structure

AB Infrabuild Limited's equity share capital remains unchanged at Rs. 63,87,89,360, divided into 63,87,89,360 equity shares of Re. 1 each. The company's shares are listed on both the National Stock Exchange of India Limited and BSE Limited. The total diluted share capital also stands at the same level, indicating no outstanding convertible securities or warrants.

Regulatory Compliance

The disclosure was signed by Kaushik Hasmukhlal Gandhi on behalf of all acquirers and PACs on March 31, 2026, from Mumbai, ensuring compliance with SEBI's substantial acquisition disclosure requirements. This filing provides transparency regarding the significant change in shareholding pattern and the strategic interest of Catalyst Capital Partners and its associated entities in AB Infrabuild Limited.