Analysis published 22 Aug 2026

AI-generated · cited to primary sources · not investment advice

Quest Flow (543982) Mar 2025 Filing Analysis

02 · Business Model

How durable is the business?

Industry 4.0 Sensor and IoT Product Integration
80/100

The technology moat has expanded from internally developed valve designs and R&D capability to new patented designs, IoT-enabled smart actuators, CFD-based design work and a high-pressure/high-temperature in-house test bench. The company also indigenized a specialty submarine fuel-system valve in collaboration with a naval research lab. These developments increase product differentiation, although commercial revenue from the new products is not yet separately reported. (1 expanding)

We successfully indigenized a specialty high-pressure valve for submarine fuel systems... We also expanded our range of actuators and control systems – introducing an IoT-enabled smart actuator... we filed two patent applications... commissioned a new in-house test bench... implemented software for CFD analysis.

Quest Flow · Annual Report · Mar 2025 · p.53
Niche Product Specialization and Market Leadership
65/100

The prior Domestic Marine grouping is not directly comparable with the FY25 disclosure. FY25 separately identifies Defence & Marine at roughly 35% of revenue, versus about 20% for the comparable defence/marine segment in FY24. Revenue more than doubled year on year, making this the main growth engine. However, the earlier 55% figure included domestic oil and gas as well as naval/marine orders, so the apparent decline from 55% to 35% largely reflects a change in how the business is grouped rather than a like-for-like contraction. (1 shifted, 1 expanding)

Revenue from the defence/marine segment more than doubled year-on-year, contributing roughly 35% of total revenues in FY 25 (up from ~20% in FY 24).

Quest Flow · Annual Report · Mar 2025 · p.51
Water and Wastewater Treatment Plant Construction
50/100

The prior Domestic General category has been reorganised. FY25 reports Power & Water at 15% of revenue and General Industry & Others at approximately 25%, while Oil & Gas and Petrochemicals accounts for another 25%. These categories together cover the broader non-defence/general business, but no directly comparable Domestic General figure is provided. The key change is diversification into Power & Water and water/wastewater rather than a clearly measurable contraction. (1 shifted)

Power & Water – This vertical contributed roughly ₹ 11 crore, or 15 % of FY 25 revenue... General Industry & Others: The remaining ~25% of revenue came from general industries... Oil & Gas and Petrochemicals: This segment accounted for around 25% of revenues.

Quest Flow · Annual Report · Mar 2025 · p.51
Oil, Gas, and Refinery Turnaround Activity
30/100

Export activity remains material but the company no longer reports a separate Export Oil & Gas share. Oil & Gas and Petrochemicals is disclosed as approximately 25% of total revenue, combining domestic and export activity. Export revenues were about 30% of total revenue in FY25, down from approximately 35% in FY24, although export turnover increased modestly in absolute terms. This indicates a lower share because domestic defence grew faster, not an absolute export collapse. (1 contracting)

This segment accounted for around 25% of revenues... Export revenues constituted about 30% of total revenues in FY 25, compared to ~35% in FY 24. The slight dip in export share was due to the outsized growth in domestic defence sales this year. Nonetheless, in absolute terms, export turnover increased modestly.

Quest Flow · Annual Report · Mar 2025 · p.51

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