About Simplex Infrastructures
Simplex Infrastructures is a publicly listed company based in Kolkata (India) founded in 1924. Roads, ports, terminals, and airport infrastructure are developed. The company has 726 employees. Its chief executive, as recorded, is A K Chatterjee. Its Indian entity Simplex Infrastructures Limited reported revenue of ₹1,060 Cr. The company has since been acquired. Simplex Infrastructures offers products and services including Roads and Bridges Construction, Power Transmission Projects, Building and Marine Works, and Urban Infrastructure Services. Its focus areas include Real Estate and Construction, Real Estate & Infrastructure Developers, Infrastructure and Hard Infrastructure. Similar companies include Reliance Infrastructure, Afcons and KEC International.
Company details
Simplex Infrastructures was founded in 1924 and is headquartered in Kolkata, India. Operations are centered on infrastructure development within the construction sector, with services encompassing the building of roads, ports, terminals, and airport facilities. Projects are executed across various regions, supported by a leadership team that includes CEO A K Chatterjee. The companys domain is simplexinfra.com, reflecting its established presence in civil engineering and transportation infrastructure.
- Headquarters Kolkata, India
- Employees 726
- Stage Acquired
- SectorsReal Estate & Construction
- Email••••••••
- Phone•••• ••••
- Website simplexinfra.com
- Social LinkedIn
- Legal Name Simplex Infrastructures Limited
- Annual Revenue₹1,060 Cr
FY 2026 · -5% YoY
- Net Profit₹39.41 Cr
FY 2026 · 4% margin
- EBITDA₹55.24 Cr
FY 2026 · 5% margin
- Employee Count726
Associated legal entities of Simplex Infrastructures
Simplex Infrastructures is associated with 2 registered companies on The Company Check; the primary company is Simplex Infrastructures Limited, a listed company. Each company page carries the filings, financials, charges and directors of that entity.
| Legal entity | Status | Incorporated | Registered in | Revenue (FY 2026) | Employees | Directors | Company page |
|---|---|---|---|---|---|---|---|
| Simplex Infrastructures Limited Listed CIN L45209WB1924PLC004969 | Active | 19 Dec 1924 | Kolkata, West Bengal | ₹1,060 Cr | 3,161 | 10 | View details |
| Simplex Infra Development Private Limited CIN U45203WB2007PTC115817 | Active | 16 May 2007 | Kolkata, West Bengal | ₹18.4 Cr | 3 | View details |
Products & Services of Simplex Infrastructures
Simplex Infrastructures offers a comprehensive portfolio of products and services, including Roads and Bridges Construction, Power Transmission Projects, Building and Marine Works, and Urban Infrastructure Services.
Construction and maintenance of roads and bridges for transport networks
Execution of power generation and transmission infrastructure projects
Development of buildings and marine engineering solutions
Planning and execution of urban infrastructure projects
Funding Insights of Simplex Infrastructures
- Total Rounds 2
- First Round $100.91M
(Dec 2007)
All 2 funding rounds of Simplex Infrastructures with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| May 2018 | Post-IPO | – | – | – | |
| Dec 2007 | $100.91M | Post-IPO | – | – | – |
Board of directors of Simplex Infrastructures Limited (Simplex Infrastructures)
Simplex Infrastructures Limited is the primary company behind Simplex Infrastructures. The boards of the 2 registered companies of Simplex Infrastructures currently have 10 directors; the longest-serving is Rajiv Mundhra, appointed in 2003. 36 earlier directors have ceased.
| Director | Designation | Appointed | Tenure | Entity |
|---|---|---|---|---|
| Rajiv Mundhra DIN 00014237 | Director | 28 Jul 2003 | 23 yrs 2 mo | Simplex Infrastructures Limited |
| Pratap Kumar Chakravarty DIN 09021538 | Director | 13 Feb 2021 | 5 yrs 8 mo | Simplex Infrastructures Limited |
| Indira Biswas DIN 03401620 | Director | 16 Apr 2021 | 5 yrs 6 mo | Simplex Infrastructures Limited |
| Sanjoy Roy DIN 07077027 | Director | 14 May 2022 | 4 yrs 5 mo | Simplex Infra Development Private Limited |
| Dinabandhu Mukhopadhyay DIN 09778769 | Director | 14 Nov 2022 | 3 yrs 11 mo | Simplex Infrastructures Limited |
| Shamik Dasgupta DIN 01127296 | Director | 25 Apr 2023 | 3 yrs 5 mo | Simplex Infrastructures Limited |
| Banwari Lal Bajoria DIN 05143510 | Director | 10 Oct 2023 | 3 yrs | Simplex Infra Development Private Limited |
| Gurumurthy Ramanathan DIN 10366010 | Nominee Director | 28 Mar 2025 | 1 yr 6 mo | Simplex Infrastructures Limited |
| Subrata Kumar Ray DIN 11003975 | Director | 28 Mar 2025 | 1 yr 6 mo | Simplex Infrastructures Limited |
| Samiran Kumar Bhattacharyya DIN 00112844 | Whole-time director | 13 Aug 2025 | 1 yr 2 mo | Simplex Infrastructures Limited |
People of Simplex Infrastructures
24 people are tracked at Simplex Infrastructures (4 in leadership, 6 in board & advisors, 14 in team); the tracked headcount is 726.
| Name | Role | Group |
|---|---|---|
A K Chatterjee | CEO | Leadership |
Dr. Jetinder Singh Sareen | Vice President Human Resources | Leadership |
Narayan Debnath | CEO | Leadership |
Shilpjit Kaur | Chief Manager Human Resources | Leadership |
| Director | Board & advisors | |
| Director | Board & advisors | |
Sukumar Dutta | Director | Board & advisors |
| Director | Board & advisors | |
Dipak Narayan Basu | Director | Board & advisors |
Sheo Kishan Damani | Director | Board & advisors |
Bhaskar Sinha | Statutory & IR | Team |
Nizar Basha | Sr. Manager | Team |
Manish Kumar | Senior Engineer | Team |
Suvojit Das | Assistant Engineer | Team |
Nishant Bhushan | SITE Engineer(highway) | Team |
Subhajit Ghosh | Civil Site Engineer | Team |
Debasish Majumder | Dy MGR (it) | Team |
Soumitra Bera | Senior HR Administrator | Team |
Sanjoy Dutta Chowdhury | Planning Engineer | Team |
Chiranjit Mondal | Project Engineer(plant) As Well As Mechanical In-charge | Team |
4 more people are available in the full profile.
Complete people profiles for Simplex Infrastructures
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
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IPO & Listings of Simplex Infrastructures
Simplex Infrastructures is a publicly listed company on the NSE with ticker symbol SIMPLEXINF in India, operating in the Industrial services sector. As a publicly traded entity, the company provides investors with opportunities to participate in its growth story through equity ownership. The listing enables access to capital markets, enhances corporate visibility, and provides liquidity for shareholders while maintaining transparency through regulatory compliance and regular financial disclosures.
- IPO date09 Mar 2004
- Listed onNSE: SIMPLEXINF
- Listed entitySimplex Infrastructures Limited
- Exchange sectorIndustrial services
- ISININE059B01024
- Share price₹271.00 (+8.92% on the day) · 2026-10-14
- Market capitalisation₹1,976 Cr
- Price to earnings46.3
- EPS (diluted, trailing year)₹5.85
- Volume (last session)907,469
Financials of Simplex Infrastructures
Figures of Simplex Infrastructures Limited, the primary company behind Simplex Infrastructures, for FY 2026. Revenue was ₹1,060 Cr (-5% year on year). Net profit was ₹39.41 Cr (4% margin). EBITDA was ₹55.24 Cr (5% margin). Revenue has grown at a compounded annual rate of -18% over three years and -14% over five years.
- ₹1,060 CrRevenue · FY 2026 · -5% YoY
- ₹39.41 CrNet profit · 4% margin
- ₹55.24 CrEBITDA · 5% margin
- ₹15.82 CrPaid-up capital
- 3,161Employees (provident fund records)
- -18%Revenue CAGR, 3 years
- -14%Revenue CAGR, 5 years
| Year | Revenue | Net income | EBITDA |
|---|---|---|---|
| 2025 | ₹1,021 Cr | ₹40.0 Cr | ₹55.2 Cr |
| 2024 | ₹1,076 Cr | ₹11.6 Cr | ₹22.7 Cr |
| 2023 | ₹1,388 Cr | -₹72.3 Cr | ₹30.2 Cr |
| 2022 | ₹1,874 Cr | -₹471 Cr | ₹19.5 Cr |
| 2021 | ₹2,047 Cr | -₹528 Cr | ₹43.6 Cr |
Balance sheet, profit and loss, cash flow and ratios of Simplex Infrastructures Limited are on its company page.
Detailed financial statements for Simplex Infrastructures
Statement rows, ratios, five-year trends and downloadable financials of the group companies require an active premium plan.
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Timeline of Simplex Infrastructures
4 dated milestones of Simplex Infrastructures across 94 years, from founding to its latest funding, stage changes and deals.
- Founded Simplex Infrastructures is founded.
- IPO Lists on the stock exchange (IPO).
- Funding First funding round of $100.9M.
- Funding Latest funding round, Post-IPO,.
Similar companies to Simplex Infrastructures
Simplex Infrastructures has 3 listed similar companies in our database. They include Reliance Infrastructure, Afcons and KEC International.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| rinfra.com | 1929 | Mumbai, India | 5,312 | Electricity generation, transmission, distribution, and trading are managed in India. | ||
| afcons.com | 1959 | Mumbai, India | Developer of oil & gas, underground, and urban infrastructure | |||
| kecrpg.com | 1945 | Mumbai, India | 5,068 | Manufacturer of electric power transmission towers and EPC company |
Detailed similar companies of Simplex Infrastructures
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Web traffic of Simplex Infrastructures
The website of Simplex Infrastructures (simplexinfra.com) receives about 7.9K visits a month.
- Monthly visits7.9K
▼ 8.3% vs previous month
Websites whose visitors overlap most with Simplex Infrastructures. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| simplexprojects.com | 100% | 1.3K | #11,210,375 | View details | |
simplexinfrastructures.com | simplexinfrastructures.com | 73% | – | ||
| simplex-group.com | 24% | View details |
Top companies in Real Estate Developers & Builders
3 companies that operate in the same segment as Simplex Infrastructures (Real Estate Developers & Builders) in India, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Developer of luxury residential properties | 1992 | Mumbai, Maharashtra, India | USD 158.42 M | USD 55.39 M | 1,046 | |
Residential and commercial properties are developed by Godrej Properties. | 1990 | Mumbai, Maharashtra, India | USD 546.88 M | 6,030 | ||
Premium residential building development services are provided. | 1980 | Mumbai, Maharashtra, India | USD 152.4 M | USD 658.36 M | 1,480 |
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Related news about Simplex Infrastructures
Complete news archive for Simplex Infrastructures
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Frequently Asked Questions about Simplex Infrastructures
Simplex Infrastructures was founded in 1924 and raised its 1st funding round 83 years after it was founded.
Simplex Infrastructures is headquartered in Kolkata, India. It is registered at Kolkata, West Bengal, India.
A K Chatterjee is the CEO of Simplex Infrastructures, as recorded in our data.
Simplex Infrastructures has 726 employees.
The primary company behind Simplex Infrastructures, Simplex Infrastructures Limited, reported revenue of ₹1,060 Cr for FY 2026, down 5% year on year.
Simplex Infrastructures was founded in 1924 and is headquartered in Kolkata, India. Operations are centered on infrastructure development within the construction sector, with services encompassing the building of roads, ports, terminals, and airport facilities. Projects are executed across various regions, supported by a leadership team that includes CEO A K Chatterjee. The companys domain is simplexinfra.com, reflecting its established presence in civil engineering and transportation infrastructure.
Simplex Infrastructures's top competitors include Reliance Infrastructure, Afcons and KEC International.
Simplex Infrastructures offers Roads and Bridges Construction, Power Transmission Projects, Building and Marine Works, and Urban Infrastructure Services.
Yes, Simplex Infrastructures is publicly traded on NSE under the ticker symbol SIMPLEXINF.
Simplex Infrastructures is associated with 2 legal entities: Simplex Infrastructures Limited, Simplex Infra Development Private Limited.
The legal entities of Simplex Infrastructures currently have 11 directors, including Sujata Mohta, Sanjoy Roy, Banwari Lal Bajoria and others.