A B Infrabuild Limited was originally incorporated as a private limited company with the name 'A B Infrabuild Private Limited' at Mumbai on March 16, 2011. The name of the company was changed to A B Infrabuild Limited consequent to the conversion of the company into a Public limited company on June 20, 2018. The Company took over the business of AB Enterprises, the proprietorship concern of the Promoter, Mr Amit Bholanath Mishra as per Agreement dated January 23, 2012 for a total consideration of Rs. 177,15,980 which was paid by way of allotment of 17,71,598 Equity Share of Rs. 10/- each at par. AB Enterprises was formed in the year 1999. AB Enterprises used latest technology in construction and high quality design work, Railway Tracks, Sub Station offices, Interior & Exterior of Railway Station, Roads & sky walks, etc. AB Enterprises was involved in the construction contracts of Government departments like Railways, MTNL, BMC, & PWD since its inception. In the year 2003 to 2007, AB pioneered in bringing the latest and high end technology and Machineries, which includes: Cement Concrete Mixers on Tilting mixers, Air compressors with double Jack Hammers, Road Rollers Diesel Generators, Dewatering / Sewage pumps, Theodolite, CTM with other lab equipment's, Weigh Batcher, Welding Machines, Auto Level Instruments, Needle / Plate / Screed Vibrators, Steel Scaffolding, Ace Hydraulic Mobile Crane, Terex JCB which helped them for execution of contracts. In April 2011, Company acquired a 40,000 sq. ft premises on rental basis to set up Solid forming unit of RMC Plant (Ready Mix Concert). Company started manufacturing the cement slabs of different sizes required in construction of building and roads. Before just forming private limited company, Mr. Amit Mishra was instrumental in taking A.B Enterprise at the Fourth largest position in Mumbai in terms of construction Capacity for railways. The Company is an ISO 14001:2004, IS9001:2008 & OHSAS18001:2007 accredited along with certification from BM TRADA for compliance of ISO & OHSAS certification. It is a Grade 'AA' Contractor registered with the Municipal Corporation of Greater Mumbai and Class I (A) Contractor with Public Works Department, Maharashtra. The Company has set up its Ready Mix Concrete Plant at Kashimira, Thane District, Maharashtra and currently has a fleet of 15 Transit Mixers. The Company has also received a certificate of Compliance from Ready Mix Concrete Manufacturer's Association.