RA
Rajendran Arunachalam
About Rajendran Arunachalam
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Rajendran Arunachalam is a Cfo at Thermax Limited (since 2019), Director at Thermax Babcock & Wilcox Energy Solutions Limited (since 2019) and Director at Thermax Bioenergy Solutions Private Limited (since 2022), and holds 3 more current directorships. The companies operate in Machinery and Equipment, Engineering and Energy and Power. The 5 current companies with reported revenue have a combined latest revenue of ₹14,400 Cr; the largest is Thermax Limited at ₹10,962 Cr (FY 2026). Earlier, Rajendran Arunachalam was a Director at Thermax Instrumentation Limited (2019–2025) and Director at Thermax Cooling Solutions Limited (2019–2022) and 3 more.
Current companies
| Company | Designation | Appointment | Founded | Revenue | Status |
|---|---|---|---|---|---|
 Thermax Limited L29299PN1980PLC022787 | Cfo | 01 Jun 2019 | 1980 | ₹10,962 Cr (FY 2026) | Active |
 Thermax Babcock & Wilcox Energy Solutions Limited U29253MH2010PLC204890 | Director | 07 Jun 2019 | 2010 | ₹2,409 Cr (FY 2025) | Active |
 Thermax Bioenergy Solutions Private Limited U40107PN2022PTC213848 | Director | 10 Oct 2022 | 2022 | ₹572 Cr (FY 2025) | Active |
| Thermax Onsite Energy Solutions Limited U40109PN2009PLC134659 | Director | 29 Jul 2019 | 2009 | ₹348 Cr (FY 2023) | Active |
 First Energy Private Limited U40200PN2008FTC139032 | Director | 25 Jul 2019 | 2008 | ₹110 Cr (FY 2025) | Active |
| Fortmax Chemicals India Private Limited U20290PN2025PTC240620 | Director | 16 Apr 2025 | 2025 | Active |
Previous companies
| Company | Designation | Appointment | Founded | Revenue | Status |
|---|---|---|---|---|---|
| Thermax Instrumentation Limited U72200MH1996PTC099050 | Director | 26 Jul 2019 | 1996 | ₹62.94 Cr (FY 2025) | Active |
| Thermax Cooling Solutions Limited U74909PN2009PLC134761 | Director | 10 May 2019 | 2009 | ₹3.92 Cr (FY 2025) | Active |
| Thermax Engineering Construction Company Limited U29246MH1991PLC062959 | Director | 27 Jul 2019 | 1991 | ₹57.5 Lakh (FY 2025) | Active |
| First Energy Tn 1 Private Limited U40108PN2022PTC208074 | Director | 29 Jan 2022 | 2022 | ₹8.70 Cr (FY 2025) | Active |
 Gabriel India Limited L34101PN1961PLC015735 | Cfo | 17 Nov 2013 | 1961 | ₹4,089 Cr (FY 2025) | Active |
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Frequently Asked Questions about Rajendran Arunachalam
Rajendran Arunachalam currently holds 6 directorships: Thermax Limited (Cfo, since 01 Jun 2019, revenue ₹10,962 Cr (FY 2026)); Thermax Babcock & Wilcox Energy Solutions Limited (Director, since 07 Jun 2019, revenue ₹2,409 Cr (FY 2025)); Thermax Bioenergy Solutions Private Limited (Director, since 10 Oct 2022, revenue ₹572 Cr (FY 2025)); Thermax Onsite Energy Solutions Limited (Director, since 29 Jul 2019, revenue ₹348 Cr (FY 2023)); First Energy Private Limited (Director, since 25 Jul 2019, revenue ₹110 Cr (FY 2025)); and 1 more.
Rajendran Arunachalam was first appointed on 17 Nov 2013 as Cfo at Gabriel India Limited. The most recent appointment on record is 16 Apr 2025 at Fortmax Chemicals India Private Limited.
The 5 current companies of Rajendran Arunachalam that report revenue have a combined latest revenue of ₹14,400 Cr: Thermax Limited ₹10,962 Cr (FY 2026); Thermax Babcock & Wilcox Energy Solutions Limited ₹2,409 Cr (FY 2025); Thermax Bioenergy Solutions Private Limited ₹572 Cr (FY 2025); Thermax Onsite Energy Solutions Limited ₹348 Cr (FY 2023); First Energy Private Limited ₹110 Cr (FY 2025).
Rajendran Arunachalam held 5 earlier board appointments: Thermax Instrumentation Limited (Director, 26 Jul 2019 to 17 Nov 2025); Thermax Cooling Solutions Limited (Director, 10 May 2019 to 03 Nov 2022); Thermax Engineering Construction Company Limited (Director, 27 Jul 2019 to 03 Nov 2022); First Energy Tn 1 Private Limited (Director, 29 Jan 2022 to 31 Mar 2022); Gabriel India Limited (Cfo, 17 Nov 2013 to 08 Mar 2019).
The current boards of Rajendran Arunachalam's companies include Ashish Bhandari (Thermax Limited), Harsh Charandas Mariwala (Thermax Limited), Meher Pheroz Pudumjee (Thermax Limited), Parag Chandulal Shah (Thermax Limited), Pheroz Naswanjee Pudumjee (Thermax Limited), Rajani Kesari (Thermax Limited), among others.