Denta Water & Infra Solutions is a specialist that builds the hidden plumbing to solve India’s water crisis - it designs and constructs large-scale systems that take treated sewage water, pump it across hundreds of kilometres, and inject it underground to refill depleted aquifers, then stays on to operate and maintain what it built. The company was founded in 2016 by a veteran government civil engineer who saw that the public sector had the need but not the speed, and it pivoted from small subcontracting work to winning direct government contracts by proving it could deliver the landmark KC Valley project, which recycles 710 million litres of wastewater a day to recharge groundwater in drought-hit Kolar district. Its recurring approach is to bid selectively for government water schemes where only two to four competitors have the required past experience, execute with a lean team of 83 permanent staff and rented equipment, and carry zero long-term debt - a formula that has produced a bid win rate of roughly 75% and an order book of ₹7,278 million across 38 ongoing projects. # Business segments A single specialised engine - end-to-end water infrastructure built for government clients - with a handful of incidental railway and road projects that are not a strategic focus. ## 1. Water management and groundwater recharge: the company’s reason for being **Denta designs, builds, operates and transfers water supply and groundwater recharge systems for state government bodies, earning a construction fee and a multi-year annuity for maintenance - and its defining edge is the rare ability to recharge aquifers using recycled sewage water at scale.** - **Treated sewage is used to recharge groundwater** - the company’s flagship technique takes secondary treated wastewater from Bengaluru, pumps it through 445.77 km of infrastructure, and uses Soil Aquifer Treatment to filter it naturally underground, replenishing groundwater in three drought-prone districts at a scale of 710 million litres per day. This is not a pilot; the KC Valley project alone is worth ₹4,462 million across two phases and has helped make Bengaluru the world’s second-largest city in treated wastewater capacity. - **Built, then operated for years** - projects follow a Design-Build-Operate-Transfer model where the construction phase is followed by a 3-to-5-year operation and maintenance contract worth about 7-8% of the total project value, so revenue continues to arrive long after the physical work is done. - **Government schemes fill the pipeline** - the company’s work is anchored in centrally funded programmes like the Jal Jeevan Mission (32 projects executed) and AMRUT 2.0, which means the client is a government body with dedicated, pre-allocated funds and a mandate to spend them. As of March 2026, water management projects made up ₹5,329 million, or nearly three-quarters of the total order book. - **Sewage treatment is the new frontier** - Denta has recently won 3-4 major sewage treatment plant contracts covering roughly 15-16 cities, adopting advanced patented technologies like NEBR and CAMUS that can achieve 95% purity in treated water, with some specialist work subcontracted to the technology owners. In a single month, December 2025, it secured four STP and sewerage projects worth over ₹1,060 million combined. - **Experience is the moat** - government tenders for large-scale groundwater recharge demand proven past performance, which limits the field to just 2 to 4 competitors in Karnataka and gives Denta, which has handled ₹9,386 million of water management work since FY21, a structural advantage that no new entrant can easily replicate. ## 2. Railways, highways and incidental infrastructure: opportunistic additions **A small collection of railway and road projects that the company picks up when they surface alongside its water business - together they represent less than 5% of the order book and are explicitly not a growth priority.** - **Fringe work, not a second engine** - as of March 2026, railways contributed ₹193 million (2.66% of the order book), roads ₹96 million (1.31%), and other infrastructure ₹66 million (0.90%), with a combined track record of just ₹176 million handled over six years against water management’s ₹9,386 million. - **Acknowledged as a weakness** - the company’s own annual report describes these segments as incidental and notes that limited diversification beyond water is a recognised constraint, making clear that no strategic pivot is underway. # Group structure and partners **A single listed company with a lean structure, using joint ventures only when a bid demands a technical partner - and even then, Denta keeps control.** - The company operates as one legal entity with one business segment - water revitalising and groundwater recharging - and has a subsidiary that is a partnership firm, though no further details are disclosed. - When a government tender requires a technical qualification Denta lacks, it forms a joint venture where it holds a 51% controlling stake; in the rare case of the KC Valley Phase 2 project, it held 48%, while in the Kuknuru & Yelburga AMRUT project it held 98%. - The company also takes on subcontract work from domestic entities, as seen in a September 2025 order for the Kunigal sewerage system, but this is not a primary go-to-market route. - The leadership team is anchored by the founder-promoter pair - Mr. C. Mruthyunjayaswamy, the former government engineer who is Executive Chairman, and Mrs. Hema H. M., Executive Director - alongside a professional Managing Director and a Whole-Time Director & CFO who has been with the company since inception.