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Ravichandra Sundaram Nagasubramanian
About Ravichandra Sundaram Nagasubramanian
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Ravichandra Sundaram Nagasubramanian is a Director at Adtec Electronic Instruments Private Limited (since 2022), Additional Director at Ewas Technologies Private Limited (since 2026) and Director at Advanced Sierra Electrotech Private Limited (since 2005), and holds 3 more current directorships. The companies operate in Aerospace, Maritime and Defense, Information Technology and Real Estate and Construction. The 3 current companies with reported revenue have a combined latest revenue of ₹54.2 Lakh; the largest is Adtec Electronic Instruments Private Limited at ₹43.2 Lakh (FY 2025). Earlier, Ravichandra Sundaram Nagasubramanian was a Director at Ashraya Realtors Private Limited (2003–2013) and Director at Adtec Products And Instruments Private Limited (2026) and 8 more.
Current companies
| Company | Designation | Appointment | Founded | Revenue | Status |
|---|---|---|---|---|---|
 Adtec Electronic Instruments Private Limited U32109KA2009PTC050077 | Director | 01 Apr 2022 | 2009 | ₹43.2 Lakh (FY 2025) | Active |
 Ewas Technologies Private Limited U32109KA2007PTC043196 | Additional Director | 02 Jan 2026 | 2007 | ₹11 Lakh (FY 2020) | Active |
| Advanced Sierra Electrotech Private Limited U72900KA2004PTC034069 | Director | 01 Aug 2005 | 2004 | ₹3,254 (FY 2025) | Active |
| Evergreen Infra Holdings Private Limited U70102KA2011PTC059151 | Additional Director | 02 Jan 2026 | 2011 | Active | |
| Adtec Electronic Products Private Limited U72900KA2021PTC153774 | Director | 29 Oct 2021 | 2021 | Active | |
| Ashraya Realtors Llp AAF-6905 | Partner | 11 Feb 2016 | 2016 | Active |
Previous companies
| Company | Designation | Appointment | Founded | Revenue | Status |
|---|---|---|---|---|---|
| Ashraya Realtors Private Limited U07010KA2003PTC031929 | Director | 12 May 2003 | 2003 | ₹53.6 Lakh (FY 2015) | Converted To Llp |
| Adtec Products And Instruments Private Limited U72100KA2026PTC221593 | Director | 26 May 2026 | 2026 | Active | |
 Sierra Circuits(India) Private Limited U72200KA1999PTC025664 | Director | 01 Sep 1999 | 1999 | ₹67.12 Cr (FY 2025) | Active |
 Rass Technologies Private Limited U72200KA1999PTC025738 | Whole-Time Director | 01 Oct 2009 | 1999 | ₹55.4 Lakh (FY 2025) | Active |
 Autotec Systems Private Limited U72200KA2000PTC026996 | Director | 01 Sep 2009 | 2000 | ₹40.94 Cr (FY 2026) | Active |
| Lejustitia Legal Services Llp AAA-7072 | Designated Partner | 29 Nov 2011 | 2011 | Strike Off | |
| Sierra Circuits Private Limited U30009KA1998PTC024275 | Director | 29 Sep 1998 | 1998 | Strike Off | |
| Ewat System Private Limited U31909KA2007PTC042181 | Director | 20 Mar 2007 | 2007 | Strike Off | |
| Autotec Embedded Solutions Private Limited U72900KA2007PTC042981 | Director | 01 Jun 2007 | 2007 | Strike Off | |
| Sems Tech Solutions Private Limited U72900KA2011PTC057809 | Director | 23 Mar 2011 | 2011 | Strike Off |
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Board colleagues of Ravichandra Sundaram Nagasubramanian
| Name | DIN | Company | Designation |
|---|---|---|---|
| Raghuram Krishnamurthy | 06966131 | Adtec Electronic Instruments Private Limited , Ewas Technologies Private Limited and 2 more | Director |
| Ramaswamy Nishanth | 11337818 | Adtec Electronic Instruments Private Limited | Additional Director |
| Sundaram Nagasubramanian Somashekar | 03463497 | Adtec Electronic Products Private Limited | Director |
| Innanji Satish Kumar | 00892983 | Ashraya Realtors Llp | Designated Partner |
| Shashi Kumar Sudhindra Bangalore | 01844060 | Ashraya Realtors Llp | Designated Partner |
| Srihari Atur | 00893008 | Ashraya Realtors Llp | Designated Partner |
Directorship timeline
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Frequently Asked Questions about Ravichandra Sundaram Nagasubramanian
Ravichandra Sundaram Nagasubramanian currently holds 6 directorships: Adtec Electronic Instruments Private Limited (Director, since 01 Apr 2022, revenue ₹43.2 Lakh (FY 2025)); Ewas Technologies Private Limited (Additional Director, since 02 Jan 2026, revenue ₹11 Lakh (FY 2020)); Advanced Sierra Electrotech Private Limited (Director, since 01 Aug 2005, revenue ₹3,254 (FY 2025)); Evergreen Infra Holdings Private Limited (Additional Director, since 02 Jan 2026); Adtec Electronic Products Private Limited (Director, since 29 Oct 2021); and 1 more.
Ravichandra Sundaram Nagasubramanian was first appointed on 29 Sep 1998 as Director at Sierra Circuits Private Limited. The most recent appointment on record is 26 May 2026 at Adtec Products And Instruments Private Limited.
The 3 current companies of Ravichandra Sundaram Nagasubramanian that report revenue have a combined latest revenue of ₹54.2 Lakh: Adtec Electronic Instruments Private Limited ₹43.2 Lakh (FY 2025); Ewas Technologies Private Limited ₹11 Lakh (FY 2020); Advanced Sierra Electrotech Private Limited ₹3,254 (FY 2025).
Ravichandra Sundaram Nagasubramanian held 10 earlier board appointments: Ashraya Realtors Private Limited (Director, 12 May 2003 to 31 Mar 2013); Adtec Products And Instruments Private Limited (Director, 26 May 2026 to 04 Jun 2026); Sierra Circuits(India) Private Limited (Director, 01 Sep 1999 to 31 Mar 2014); Rass Technologies Private Limited (Whole-Time Director, 01 Oct 2009 to 28 Dec 2010); Autotec Systems Private Limited (Director, 01 Sep 2009 to 31 Mar 2012); and 5 more.
The current boards of Ravichandra Sundaram Nagasubramanian's companies include Raghuram Krishnamurthy (Adtec Electronic Instruments Private Limited), Ramaswamy Nishanth (Adtec Electronic Instruments Private Limited), Sundaram Nagasubramanian Somashekar (Adtec Electronic Products Private Limited), Innanji Satish Kumar (Ashraya Realtors Llp), Shashi Kumar Sudhindra Bangalore (Ashraya Realtors Llp), Srihari Atur (Ashraya Realtors Llp).