3 Water Treatment Company, Power Plant Services Provider and Transmission Infrastructure Builder Stocks With a Strong Future Roadmap: Ion Exchange (India), Power Mech Projects and Techno Electric & Engineering Company
- October 28, 2026
- Posted by: Harsh Piplani
- Category: Best Stocks
Ion Exchange (India), Power Mech Projects and Techno Electric & Engineering Company: ROE of 10.7% to 14.4% and FY22 to FY26 revenue CAGR of 16.7% to 31.0%. Prices as of 27 Oct 2026.
Quick Answer
The three water, plant services and transmission stocks to watch are Ion Exchange (India), Power Mech Projects and Techno Electric & Engineering Company. Their return on equity ranges from 10.7% to 14.4%, and their revenue compound annual growth from FY22 to FY26 ranges from 16.7% to 31.0%. Power Mech Projects has the highest return on equity at 14.4%, while Techno Electric & Engineering Company has the fastest revenue growth at 31.0% a year. Prices are based on the 27 October 2026 close, and this article is educational, not investment advice.
Water, plant services and transmission stocks let investors follow companies that serve a growing part of the Indian economy. Ion Exchange (India), Power Mech Projects and Techno Electric & Engineering Company cover a water treatment company, a power plant services provider and a transmission infrastructure builder.
This list covers three water, plant services and transmission stocks with complete current figures: Ion Exchange (India), Power Mech Projects and Techno Electric & Engineering Company. Every figure comes from the latest reported financials and the 27 October 2026 market close. Companies without complete current figures were left out.
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What Are Water, Plant Services and Transmission Stocks?
Water, plant services and transmission stocks are listed infrastructure companies that treat water and wastewater, provide erection and maintenance services to power and industrial plants and build transmission and distribution networks with wind power assets. Their earnings depend on project awards, execution and public spending.
Water, Plant Services and Transmission Stocks at a Glance
| Company | CMP (Rs) | Market Cap (Rs Cr) | P/E | Industry P/E | ROE (%) | D/E |
|---|---|---|---|---|---|---|
| Ion Exchange (India) | 343.5 | 5,397 | 55.2 | 22.7 | 10.7 | 0.36 |
| Power Mech Projects | 2,166.5 | 7,461 | 17.7 | 22.7 | 14.4 | 0.26 |
| Techno Electric & Engineering Company | 828.4 | 10,943 | 25.4 | 22.7 | 11.4 | 0.02 |
On valuation, Power Mech Projects trades at a P/E below the industry P/E, while Ion Exchange (India) and Techno Electric & Engineering Company trade above it, which reflects the growth the market already expects. Readers comparing water, plant services and transmission stocks should look at return on equity and debt together, since a high return earned with low debt is easier to sustain. With the Q2 FY27 results season close, investors in water, plant services and transmission stocks can use the coming numbers to test whether growth is holding.
Why Do Water, Plant Services and Transmission Stocks Have a Strong Roadmap in India?
Water, plant services and transmission stocks have a strong roadmap in India because water infrastructure needs, rising power plant activity and grid expansion keep widening the order pipeline for Indian infrastructure service firms.
- Water needs. Cities and factories invest in treatment.
- Plant services. Operators outsource erection and upkeep.
- Grid expansion. Transmission work adds long-term orders.
Why Ion Exchange (India) Features Among These Water, Plant Services and Transmission Stocks
Among the water, plant services and transmission stocks 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 Power Mech Projects Features Among These Water, Plant Services and Transmission Stocks
Among the water treatment, power services and transmission shares on this list, Power Mech Projects provides erection, operation and maintenance services to thermal power, renewable energy, infrastructure and industrial clients, working across India and in select overseas markets.
Revenue rose from Rs 2,728 crore in FY22 to Rs 6,107 crore in FY26, a compound annual growth rate of 22.3%. Net profit grew from Rs 138 crore in FY22 to Rs 412 crore in FY26, which works out to a compound annual growth rate of 31.3%.
In the June 2026 quarter, revenue grew 25.1% year on year to Rs 1,632 crore, while net profit rose 10.9% to Rs 89.3 crore. The company has a return on equity of 14.4%, a debt to equity ratio of 0.26 and a market capitalisation of Rs 7,461 crore. The stock trades at a P/E of 17.7, below the industry P/E of 22.7.
Roadmap: The company benefits from the build-out of new power capacity and from recurring operation and maintenance contracts, which add stability to earnings. It has also entered infrastructure, railways and metals, widening its order base beyond power.
What to watch: Check the order book composition between power and non-power work and the pace of order inflow.
Why Techno Electric & Engineering Company Features Among These Water, Plant Services and Transmission Stocks
Among the three companies on this list, Techno Electric & Engineering Company builds power transmission and distribution infrastructure and also owns and operates wind power assets and data centre capacity.
In the June 2026 quarter, revenue grew 14.8% year on year to Rs 659 crore. Revenue rose from Rs 1,154 crore in FY22 to Rs 3,401 crore in FY26, a compound annual growth rate of 31.0%.
Net profit grew from Rs 239 crore in FY22 to Rs 449 crore in FY26, which works out to a compound annual growth rate of 17.0%. The company has a return on equity of 11.4%, a debt to equity ratio of 0.02 and a market capitalisation of Rs 10,943 crore. The stock trades at a P/E of 25.4, above the industry P/E of 22.7.
Roadmap: Strong demand for transmission networks and substations supports its engineering order book, while a new data centre platform opens a second growth path. Its operating wind assets add recurring cash flow.
What to watch: Watch the build-out of data centre capacity and the timing of large transmission orders.
Ion Exchange (India) vs Power Mech Projects vs Techno Electric & Engineering Company on Key Financials
The table below sets the three water, plant services and transmission 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 |
|---|---|---|---|---|---|
| Ion Exchange (India) | 1,619 | 3,001 | 16.7% | 143 | 4.8% |
| Power Mech Projects | 2,728 | 6,107 | 22.3% | 412 | 6.7% |
| Techno Electric & Engineering Company | 1,154 | 3,401 | 31.0% | 449 | 13.2% |
Power Mech Projects posts the highest return on equity in this group at 14.4%. Power Mech Projects has the largest FY26 revenue at Rs 6,107 crore, and Techno Electric & Engineering Company shows the fastest revenue growth with a 31.0% compound annual rate. A useful habit with water, plant services and transmission stocks is to check each new quarterly result against the capacity plans the company described earlier. Many investors spread money across several utility infrastructure stocks instead of one name, which keeps a single result from deciding the outcome.
The June 2026 quarter, the latest reported, gives a fresh read on momentum:
| Company | Q1 FY26 Revenue (Rs Cr) | Q1 FY27 Revenue (Rs Cr) | Year-on-Year Growth |
|---|---|---|---|
| Ion Exchange (India) | 601 | 706 | 17.6% |
| Power Mech Projects | 1,305 | 1,632 | 25.1% |
| Techno Electric & Engineering Company | 574 | 659 | 14.8% |
Key Risks to Check Before Investing in Water, Plant Services and Transmission Stocks
Every theme carries risks that deserve a check before any decision. For these water, plant services and transmission stocks, the main points are: Long-term water treatment, power services and transmission 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.
- Input costs. Metal and material prices can move margins.
- 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 water, plant services and transmission stocks by market capitalisation, P/E, ROE and growth, and build your own shortlist.
Final Thoughts on Water, Plant Services and Transmission Stocks
Water, plant services and transmission stocks reward investors who follow demand trends, order books and margins together. Ion Exchange (India), Power Mech Projects and Techno Electric & Engineering Company each have a clear plan to grow. Based on the 27 October 2026 close, Ion Exchange (India) trades at Rs 343.5, Power Mech Projects at Rs 2,166.5 and Techno Electric & Engineering Company at Rs 828.4. Valuation matters as much as growth, so compare each company’s P/E with its industry P/E before adding any of these water, plant services and transmission stocks to a watchlist.
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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 water, plant services and transmission stocks?
Ans. Water, plant services and transmission stocks are listed infrastructure companies that treat water and wastewater, provide erection and maintenance services to power and industrial plants and build transmission and distribution networks with wind power assets. Their earnings depend on project awards, execution and public spending. This list looks at three of them, Ion Exchange (India), Power Mech Projects and Techno Electric & Engineering Company, using reported FY22 to FY26 financials and the 27 October 2026 closing prices.
Which water, plant services and transmission stocks are covered in this list?
Ans. This list covers Ion Exchange (India), Power Mech Projects and Techno Electric & Engineering Company. Based on the 27 October 2026 close, Ion Exchange (India) traded at Rs 343.5, Power Mech Projects at Rs 2,166.5 and Techno Electric & Engineering Company at Rs 828.4. Their return on equity ranges from 10.7% to 14.4%, and their revenue compound annual growth from FY22 to FY26 ranges from 16.7% to 31.0%.
Why do water, plant services and transmission stocks have a strong future roadmap in India?
Ans. Water, plant services and transmission stocks have a strong roadmap in India because water infrastructure needs, rising power plant activity and grid expansion keep widening the order pipeline for Indian infrastructure service firms. The main drivers are as follows. Water needs. Cities and factories invest in treatment. Plant services. Operators outsource erection and upkeep. Grid expansion. Transmission work adds long-term orders. Together these factors give the companies on this list a visible path for growth over the coming years.
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 Power Mech Projects performed financially?
Ans. Revenue rose from Rs 2,728 crore in FY22 to Rs 6,107 crore in FY26, a compound annual growth rate of 22.3%. Net profit grew from Rs 138 crore in FY22 to Rs 412 crore in FY26, which works out to a compound annual growth rate of 31.3%. In the June 2026 quarter, revenue grew 25.1% year on year to Rs 1,632 crore, while net profit rose 10.9% to Rs 89.3 crore. The company has a return on equity of 14.4%, a debt to equity ratio of 0.26 and a market capitalisation of Rs 7,461 crore. The stock trades at a P/E of 17.7, below the industry P/E of 22.7. Looking ahead, the company benefits from the build-out of new power capacity and from recurring operation and maintenance contracts, which add stability to earnings. It has also entered infrastructure, railways and metals, widening its order base beyond power.
How has Techno Electric & Engineering Company performed financially?
Ans. Revenue rose from Rs 1,154 crore in FY22 to Rs 3,401 crore in FY26, a compound annual growth rate of 31.0%. Net profit grew from Rs 239 crore in FY22 to Rs 449 crore in FY26, which works out to a compound annual growth rate of 17.0%. In the June 2026 quarter, revenue grew 14.8% year on year to Rs 659 crore. The company has a return on equity of 11.4%, a debt to equity ratio of 0.02 and a market capitalisation of Rs 10,943 crore. The stock trades at a P/E of 25.4, above the industry P/E of 22.7. Looking ahead, strong demand for transmission networks and substations supports its engineering order book, while a new data centre platform opens a second growth path. Its operating wind assets add recurring cash flow.
What risks should investors check before buying water, plant services and transmission stocks?
Ans. Investors should check a few risks before buying water, plant services and transmission stocks. Order timing. Project awards can shift between periods. Input costs. Metal and material prices can move margins. 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 water, plant services and transmission stocks investment advice?
Ans. No. This article is educational and uses publicly available data as of the 27 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.
