3 Engineering Consultancy Company, Water Treatment Solutions Provider and Engineering Conglomerate Stocks With a Strong Future Roadmap: Engineers India, Ion Exchange (India) and Larsen & Toubro
- November 2, 2026
- Posted by: Harsh Piplani
- Category: Best Stocks
Engineers India, Ion Exchange (India) and Larsen & Toubro: ROE of 10.7% to 22.0% and FY22 to FY26 revenue CAGR of 7.9% to 16.7%. Prices as of 30 Oct 2026.
Quick Answer
The three engineering consultant, water and EPC stocks to watch are Engineers India, Ion Exchange (India) and Larsen & Toubro. Their return on equity ranges from 10.7% to 22.0%, and their revenue compound annual growth from FY22 to FY26 ranges from 7.9% to 16.7%. Engineers India has the highest return on equity at 22.0%, while Ion Exchange (India) has the fastest revenue growth at 16.7% a year. Prices are based on the 30 October 2026 close, and this article is educational, not investment advice.
Engineering consultant, water and EPC stocks let investors follow companies that serve a growing part of the Indian economy. Engineers India, Ion Exchange (India) and Larsen & Toubro cover an engineering consultancy and projects company, a water treatment solutions provider and an engineering and construction conglomerate.
This list covers three engineering consultant, water and EPC stocks with complete current figures: Engineers India, Ion Exchange (India) and Larsen & Toubro. Every figure comes from the latest reported financials and the 30 October 2026 market close. Companies without complete current figures were left out.
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What Are Engineering Consultant, Water and EPC Stocks?
Engineering consultant, water and EPC stocks are listed companies that provide design and project services for refineries and plants, supply chemicals, resins and engineering for water treatment, and build infrastructure, energy and defence projects. Their earnings depend on order books, capital spending and project execution.
Engineering Consultant, Water and EPC Stocks at a Glance
| Company | CMP (Rs) | Market Cap (Rs Cr) | P/E | Industry P/E | ROE (%) | D/E |
|---|---|---|---|---|---|---|
| Engineers India | 251.85 | 15,096 | 19.2 | 22.7 | 22.0 | 0.01 |
| Ion Exchange (India) | 338.4 | 5,397 | 55.2 | 22.7 | 10.7 | 0.36 |
| Larsen & Toubro | 3,871.7 | 501,514 | 25.6 | 21.9 | 14.7 | 1.15 |
On valuation, Engineers India trades at a P/E below the industry P/E, while Ion Exchange (India) and Larsen & Toubro trade above it, which reflects the growth the market already expects. Readers comparing engineering consultant, water and EPC stocks should look at return on equity and debt together, since a high return earned with low debt is easier to sustain.
Why Do Engineering Consultant, Water and EPC Stocks Have a Strong Roadmap in India?
Engineering consultant, water and EPC stocks have a strong roadmap in India because large energy and infrastructure plans, growing water reuse needs and steady public spending keep widening the market for these project linked companies.
- Plant projects. Refineries and chemical units need design work.
- Water reuse. Industry treats and recycles more water.
- Large orders. Infrastructure plans give long visibility.
Why Engineers India Features Among These Engineering Consultant, Water and EPC Stocks
Among the engineering consultant, water and EPC stocks on this list, Engineers India is a public sector engineering consultancy and project company that provides design, project management and construction services to oil, gas, petrochemical, fertiliser and infrastructure clients.
Revenue rose from Rs 3,043 crore in FY22 to Rs 4,123 crore in FY26, a compound annual growth rate of 7.9%. Net profit grew from Rs 343 crore in FY22 to Rs 692 crore in FY26, which works out to a compound annual growth rate of 19.2%.
The company has a return on equity of 22.0%, a debt to equity ratio of 0.01 and a market capitalisation of Rs 15,096 crore. The stock trades at a P/E of 19.2, below the industry P/E of 22.7.
Roadmap: The company is involved in refinery expansions and new petrochemical projects and is widening its work in green energy, hydrogen and infrastructure. A debt-free balance sheet and a strong order book give it capacity to take on large mandates.
What to watch: Monitor order inflow from refinery and petrochemical projects and execution of existing mandates.
Why Ion Exchange (India) Features Among These Engineering Consultant, Water and EPC Stocks
Among the project and water shares on this list, Ion Exchange (India) provides water and wastewater treatment solutions, including chemicals, resins, engineering projects and consumer water purifiers, for industries, municipalities and homes.
The company has a return on equity of 10.7%, a debt to equity ratio of 0.36 and a market capitalisation of Rs 5,397 crore. The stock trades at a P/E of 55.2, above the industry P/E of 22.7.
Revenue rose from Rs 1,619 crore in FY22 to Rs 3,001 crore in FY26, a compound annual growth rate of 16.7%. Net profit for FY26 was Rs 143 crore, a net margin of 4.8%. In the June 2026 quarter, revenue grew 17.6% year on year to Rs 706 crore.
Roadmap: The company benefits from tighter water reuse and discharge norms, which lift demand for treatment plants and recycling systems. A mix of projects, chemicals and consumer products spreads its revenue.
What to watch: Track order inflows in water projects, chemicals demand and consumer product growth.
Why Larsen & Toubro Features Among These Engineering Consultant, Water and EPC Stocks
Among the three companies on this list, Larsen and Toubro is a Mumbai-based engineering and construction conglomerate that builds infrastructure, energy and defence projects and also runs technology services, financial services and electronics businesses.
Revenue rose from Rs 158,788 crore in FY22 to Rs 291,635 crore in FY26, a compound annual growth rate of 16.4%. Net profit grew from Rs 10,291 crore in FY22 to Rs 19,159 crore in FY26, which works out to a compound annual growth rate of 16.8%.
In the June 2026 quarter, revenue grew 8.1% year on year to Rs 70,318 crore, while net profit rose 15.2% to Rs 4,983 crore. The company has a return on equity of 14.7%, a debt to equity ratio of 1.15 and a market capitalisation of Rs 501,514 crore. The stock trades at a P/E of 25.6, above the industry P/E of 21.9.
Roadmap: The company has a very large order book across infrastructure, energy and hydrocarbon projects, supported by government capital spending. Its growing technology and green energy businesses widen its sources of growth.
What to watch: Monitor order inflows, project execution and government infrastructure spending.
Engineers India vs Ion Exchange (India) vs Larsen & Toubro on Key Financials
The table below sets the three engineering consultant, water and EPC stocks side by side on revenue, profit and margin, using reported figures.
| Company | FY22 Revenue (Rs Cr) | FY26 Revenue (Rs Cr) | Revenue CAGR (FY22-FY26) | FY26 Net Profit (Rs Cr) | FY26 Net Margin |
|---|---|---|---|---|---|
| Engineers India | 3,043 | 4,123 | 7.9% | 692 | 16.8% |
| Ion Exchange (India) | 1,619 | 3,001 | 16.7% | 143 | 4.8% |
| Larsen & Toubro | 158,788 | 291,635 | 16.4% | 19,159 | 6.6% |
Engineers India posts the highest return on equity in this group at 22.0%. Larsen & Toubro has the largest FY26 revenue at Rs 291,635 crore, and Ion Exchange (India) shows the fastest revenue growth with a 16.7% compound annual rate. A useful habit with engineering consultant, water and EPC stocks is to check each new quarterly result against the capacity plans the company described earlier.
Key Risks to Check Before Investing in Engineering Consultant, Water and EPC Stocks
Every theme carries risks that deserve a check before any decision. For these engineering consultant, water and EPC stocks, the main points are: Long-term project and water shares holders usually track revenue growth, margins and cash flow side by side rather than relying on a single ratio.
- Order timing. Project awards can shift between periods.
- Capex cycles. Customer spending on plants and projects can vary.
- Valuation levels. Some of these companies trade at high earnings multiples, so growth must continue to justify them.
Treat this list as a starting point for research and not as a recommendation. Read the latest results presentation, check the management commentary on order books or capacity plans, and compare each company with its peers before you decide anything.
Use the Univest Stock Screener to filter engineering consultant, water and EPC stocks by market capitalisation, P/E, ROE and growth, and build your own shortlist.
Final Thoughts on Engineering Consultant, Water and EPC Stocks
Engineering consultant, water and EPC stocks reward investors who follow demand trends, order books and margins together. Engineers India, Ion Exchange (India) and Larsen & Toubro each have a clear plan to grow. Based on the 30 October 2026 close, Engineers India trades at Rs 251.85, Ion Exchange (India) at Rs 338.4 and Larsen & Toubro at Rs 3,871.7.
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Disclaimer: Data and figures in this article are sourced from publicly available information. These may or may not be accurate. Please verify all data with the official NSE (nseindia.com) and BSE (bseindia.com) websites before making any investment decision. Investments in securities are subject to market risk. This content is for educational purposes only and is not investment advice by Univest (SEBI RA INH000013776).
What are engineering consultant, water and EPC stocks?
Ans. Engineering consultant, water and EPC stocks are listed companies that provide design and project services for refineries and plants, supply chemicals, resins and engineering for water treatment, and build infrastructure, energy and defence projects. Their earnings depend on order books, capital spending and project execution. This list looks at three of them, Engineers India, Ion Exchange (India) and Larsen & Toubro, using reported FY22 to FY26 financials and the 30 October 2026 closing prices.
Which engineering consultant, water and EPC stocks are covered in this list?
Ans. This list covers Engineers India, Ion Exchange (India) and Larsen & Toubro. Based on the 30 October 2026 close, Engineers India traded at Rs 251.85, Ion Exchange (India) at Rs 338.4 and Larsen & Toubro at Rs 3,871.7. Their return on equity ranges from 10.7% to 22.0%, and their revenue compound annual growth from FY22 to FY26 ranges from 7.9% to 16.7%.
Why do engineering consultant, water and EPC stocks have a strong future roadmap in India?
Ans. Engineering consultant, water and EPC stocks have a strong roadmap in India because large energy and infrastructure plans, growing water reuse needs and steady public spending keep widening the market for these project linked companies. The main drivers are as follows. Plant projects. Refineries and chemical units need design work. Water reuse. Industry treats and recycles more water. Large orders. Infrastructure plans give long visibility. Together these factors give the companies on this list a visible path for growth over the coming years.
How has Engineers India performed financially?
Ans. Revenue rose from Rs 3,043 crore in FY22 to Rs 4,123 crore in FY26, a compound annual growth rate of 7.9%. Net profit grew from Rs 343 crore in FY22 to Rs 692 crore in FY26, which works out to a compound annual growth rate of 19.2%. The company has a return on equity of 22.0%, a debt to equity ratio of 0.01 and a market capitalisation of Rs 15,096 crore. The stock trades at a P/E of 19.2, below the industry P/E of 22.7. Looking ahead, the company is involved in refinery expansions and new petrochemical projects and is widening its work in green energy, hydrogen and infrastructure. A debt-free balance sheet and a strong order book give it capacity to take on large mandates.
How has Ion Exchange (India) performed financially?
Ans. Revenue rose from Rs 1,619 crore in FY22 to Rs 3,001 crore in FY26, a compound annual growth rate of 16.7%. Net profit for FY26 was Rs 143 crore, a net margin of 4.8%. In the June 2026 quarter, revenue grew 17.6% year on year to Rs 706 crore. The company has a return on equity of 10.7%, a debt to equity ratio of 0.36 and a market capitalisation of Rs 5,397 crore. The stock trades at a P/E of 55.2, above the industry P/E of 22.7. Looking ahead, the company benefits from tighter water reuse and discharge norms, which lift demand for treatment plants and recycling systems. A mix of projects, chemicals and consumer products spreads its revenue.
How has Larsen & Toubro performed financially?
Ans. Revenue rose from Rs 158,788 crore in FY22 to Rs 291,635 crore in FY26, a compound annual growth rate of 16.4%. Net profit grew from Rs 10,291 crore in FY22 to Rs 19,159 crore in FY26, which works out to a compound annual growth rate of 16.8%. In the June 2026 quarter, revenue grew 8.1% year on year to Rs 70,318 crore, while net profit rose 15.2% to Rs 4,983 crore. The company has a return on equity of 14.7%, a debt to equity ratio of 1.15 and a market capitalisation of Rs 501,514 crore. The stock trades at a P/E of 25.6, above the industry P/E of 21.9. Looking ahead, the company has a very large order book across infrastructure, energy and hydrocarbon projects, supported by government capital spending. Its growing technology and green energy businesses widen its sources of growth.
What risks should investors check before buying engineering consultant, water and EPC stocks?
Ans. Investors should check a few risks before buying engineering consultant, water and EPC stocks. Order timing. Project awards can shift between periods. Capex cycles. Customer spending on plants and projects can vary. Valuation levels. Some of these companies trade at high earnings multiples, so growth must continue to justify them. Reading the latest results presentation and comparing each company with its peers helps judge how these risks apply to each stock.
Is this list of engineering consultant, water and EPC stocks investment advice?
Ans. No. This article is educational and uses publicly available data as of the 30 October 2026 close. Please verify figures on NSE and BSE, read company filings and consult a SEBI registered adviser before investing. Univest is SEBI registered research analyst INH000013776.
