About Re Sustainability Limited
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Re Sustainability Limited is a public limited company based in Hyderabad, Telangana, India, a subsidiary of Metropolis Investment Holdings Pte. L. It operates in the waste management and recycling solutions segment of the environmental services sector. It was incorporated on 28 November 1994 and has been in existence for over 32 years.
The company is registered with the Registrar of Companies (ROC), Hyderabad, under CIN U74140TG1994PLC018833. The company has 3 GST registrations on record, none of which is active.
The company has an authorised share capital of ₹211.25 Cr and a paid-up capital of ₹4.44 Cr. It was formerly known as Ramky Enviro Engineers Limited. It is led by directors including Masood Alam Mallick (Managing Director) and Narayan Keelveedhi Seshadri.
Its last annual general meeting (AGM) was held on 30 September 2025, and its latest financial statements are for the year ended 31 March 2025. The registered office is at Level 11B Aurobindo Galaxy Hyderabad Knowledge City Hitech City Road, Telangana, India – 500081.
As per the financials filed for FY 2025, the company reported a revenue of ₹4,337.01 Cr, a growth of 5% compared to the previous year. For the same year it recorded a net profit of ₹594 Cr (net margin 13.7%) and EBITDA of ₹1,408.71 Cr (EBITDA margin 32.5%). Revenue has grown at a compounded annual rate (CAGR) of 13% over three years and 11% over five years.
The company has about 614 employees on its provident fund (EPFO) records. Its group structure includes 42 subsidiaries.
The company is associated with 2 brands: Ramky and Re Sustainability. As per MCA filings, the company has open charges of ₹3,114.92 Cr and satisfied charges of ₹1,610.03 Cr on record. Court records list 225 cases involving the company, including 88 filed by the company and 137 filed against it; 43 cases are pending. The company has 26 deals on record (16 secondary share transfers, 8 funding rounds, 1 debt financing), with disclosed funding of ₹1,858.17 Cr; the latest was in March 2025. The company has 100 MSME Form 1 returns on record between 2014 and 2024, listing 3,113 overdue payments to 284 micro and small suppliers.
The current compliance status is marked as compliant by the Registrar of Companies. For more details, the company can be reached via its website ramkyenviroengineers.com.
Company details
CIN history
Re Sustainability has one previous CIN (Corporate Identification Number): U74140AP1994PLC018833. The current CIN is U74140TG1994PLC018833, which is the unique identifier assigned by the Registrar of Companies.
| CIN | Status |
|---|---|
| U74140TG1994PLC018833 | Current |
| U74140AP1994PLC018833 | Previous |
Contact details
Re Sustainability Limited's registered office is in Hyderabad, Telangana. Its website is ramkyenviroengineers.com. Its e-mail address and telephone number are in the company report.
- Email
- Telephone
- Website
- Social Media
- Registered AddressLevel 11B Aurobindo Galaxy Hyderabad Knowledge City Hitech City Road, Telangana, India – 500081
- IndustryEnvironment, Waste Management & Recycling Solutions
To see the full contact details of Re Sustainability Limited, buy the company report.
- Company details, directors and signatories
- Historical financials and ratios
- Shareholding pattern and group structure
- Charges with holder and property details
- Legal cases, compliance and MCA filings
Brands
Re Sustainability operates two associated brands: Ramky and Re Sustainability. Each brand links to its own profile.
| Brand | Description | Website |
|---|---|---|
| Infrastructure development and environment management services are provided by Ramky. | ramky.com | |
| Bio-medical waste treatment, collection, and recycling services are offered. | resustainability.com |
Business activity
The main business activity of Re Sustainability is water supply, sewerage and waste management. In detail, this covers waste collection, treatment and disposal activities, materials recovery and other waste management services.
| Main activity group code | Main activity | Business activity code | Business activity | Share of turnover |
|---|---|---|---|---|
| E | Water supply, sewerage and waste management | E3 | Waste collection, treatment and disposal activities, materials recovery and Other waste management services |
To see the full business activity and turnover split of Re Sustainability Limited, buy the company report.
Financials of Re Sustainability Limited
FY 2025 filings availableRe Sustainability Limited reported revenue of ₹4,337.01 Cr (up 5% YoY) for FY 2025.
Compounded Annual Growth Rate (CAGR)
Revenue has grown at a compounded annual rate (CAGR) of 11% over five years, including 5% growth in the latest year. EBITDA rose 16% in the latest year. Three- and five-year figures are compounded annual growth rates (CAGR): the steady yearly rate that links the first and the last year. All are worked out from the filed statements.
Financial Statement Summary
| Metrics | FY 2024-25 | FY 2023-24 | FY 2022-23 | FY 2021-22 | FY 2020-21 |
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| EBITDA | ₹1,408.71 Cr | ||||
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| Net Profit (PAT) | ₹594 Cr | ||||
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Financial Ratios
| Metrics | FY 2024-25 | FY 2023-24 | FY 2022-23 | FY 2021-22 | FY 2020-21 |
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| Profitability | |||||
| EBITDA Margin | 32.5% | ||||
| Net Profit Margin | 13.7% | ||||
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To see the full financial statements and ratios of Re Sustainability Limited, buy the company report.
Board of directors of Re Sustainability Limited
Re Sustainability has 4 current directors and 35 former directors. Current directors are listed first, with their designation and appointment date.
| Name | Designation | Appointment Date | Tenure | Status |
|---|---|---|---|---|
| Masood Alam Mallick Also directs: Foundation for Resilience Actions | Managing Director | 29 Dec 2018 | 7 Years 10 Months | Current |
| Narayan Keelveedhi Seshadri Also directs: Tranzmute Business Advisory LLP, Lindner Properties Limited Liability Partnership, Shivash Business Advisory LLP and 5 more | Director | 07 May 2019 | 7 Years 5 Months | Current |
| Shantharaju Bangalore Siddaiah Also directs: S-Square Spenta Technologies LLP, Apraava Energy Private Limited | Director | 08 Feb 2019 | 7 Years 8 Months | Current |
| Goutham Reddy Mareddy | Director | 26 Aug 2024 | 2 Years 2 Months | Current |
Auditor
Re Sustainability Limited is audited by S.R. BATLIBOI & ASSOCIATES LLP for the financial year 2024.
| Auditor firm | Financial year | Firm registration number |
|---|---|---|
| S.R. BATLIBOI & ASSOCIATES LLP | FY 2024 | 101049W/E300004 |
Shareholding
The shareholding of Re Sustainability Limited is on record for 5 financial years, the latest being FY 2025, split between promoters, domestic institutions, foreign institutions, public shareholders and others.
| Shareholder category | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 |
|---|---|---|---|---|---|
| Promoters | |||||
| Domestic institutional investors (DII) | |||||
| Foreign institutional investors (FII) | |||||
| Public | |||||
| Others |
To see the full shareholding pattern of Re Sustainability Limited, buy the company report.
Charges & borrowings
| Date | Charge ID | Lender | Amount | Status | Modified or satisfied on |
|---|---|---|---|---|---|
| 30 Mar 2026 | 101268245 | Others | ₹100 Cr | Open | |
| 20 Feb 2026 | 101252194 | Others | ₹55 Cr | Open | |
| 20 Feb 2026 | 101253115 | Others | ₹80 Cr | Open | |
| 28 Feb 2025 | 101061081 | Others | ₹400 Cr | Open | |
| 28 Feb 2025 | 101081132 | Others | ₹400 Cr | Open |
To see the full charge records of Re Sustainability Limited, buy the company report.
Total charge records: 98 View all charges
Deals & funding
Re Sustainability Limited has 26 deals on record (16 secondary share transfers, 8 funding rounds, 1 debt financing), with disclosed funding of ₹1,858.17 Cr; the latest was in March 2025.
Deals on record (5 of 26)
| When | Deal | Amount | Parties |
|---|---|---|---|
| Feb 2019 | Secondary share transfer | Undisclosed | Seller: Ardha Holding Private Limited |
| Feb 2019 | Acquisition | ₹2,221.39 Cr | Buyer: KKR India Private Equity Seller: Ardha Holding Private Limited |
| Feb 2019 | Secondary share transfer | Undisclosed | Buyer: Ramky Estates and Farms Limited , an individual Seller: 2 individuals |
| Mar 2013 | Secondary share transfer | Undisclosed | Buyer: Ardha Holding Private Limited Seller: Ramky Global Solutions Private Limited |
| Apr 2010 | Secondary share transfer | Undisclosed | Buyer: Ramky Global Solutions Private Limited Seller: an individual |
To see the full deal history of Re Sustainability Limited, buy the company report.
Deal records are compiled from filings and public sources; amounts are shown only where the source reported them.
Legal cases
Re Sustainability Limited has 225 court cases on record: 88 filed by Re Sustainability, 137 filed against it. 43 cases are pending and 182 are disposed.
Cases by court
| Court | Cases | Against the company | Pending |
|---|---|---|---|
| High courts | 119 | 54 | 29 |
| District courts | 98 | 80 | 13 |
| NCLAT | 4 | 0 | 0 |
| Supreme Court | 3 | 3 | 1 |
| NCLT | 1 | 0 | 0 |
Cases on record (5 of 225)
| Court | Type of case | Party | Status |
|---|---|---|---|
| District court, Hyderabad CCC, Telangana | Court case (COP) | Filed by the company against A Power Himalayas Limited (Aphl) and 2 others | Pending |
| High Court of Orissa | Writ petition | Filed by the company against Western Integrated Waste Management Facility Pvt. Ltd.,Bbsr and 1 other | Pending |
| Bombay High Court | Interim or miscellaneous application | Filed against the company by Reliance General Insurance Company Limited Through Its Manager Legal Mr.Khanjan Joshi | Disposed |
| High Court | Court case (CWJC) | Filed by the company against Axis Bank Ltd, and 4 others | Disposed |
| High Court, ANDHRAPRADESH | Writ petition | Filed by the company against Eastern Power Distribution Company of Andhra Pradesh Ltd., and 1 other | Disposed |
To see the full case history of Re Sustainability Limited, buy the company report.
Case records are compiled from court listings and may lag the court's own records. A case filed against a company is not a finding against it.
Credit ratings & regulatory alerts
Re Sustainability Limited was last rated by Indiarating on 23 Feb 2021.
| Rating agency | Rated on | Rating |
|---|---|---|
| Indiarating | 23 Feb 2021 |
To see the full credit ratings and regulatory alerts of Re Sustainability Limited, buy the company report.
MSME payment delays
Re Sustainability Limited has 100 MSME Form 1 returns on record between 2014 and 2024, listing 3,113 overdue payments to 284 micro and small suppliers. Companies must report dues to micro and small suppliers that stay unpaid for more than 45 days in a half-yearly MSME Form 1 return.
Suppliers with reported dues (5 of 284)
| Supplier | Amount due | Due since | Reported on |
|---|---|---|---|
| an individual supplier | |||
| an individual supplier | |||
| an individual supplier | |||
| an individual supplier | |||
| an individual supplier |
To see the full MSME payment records of Re Sustainability Limited, buy the company report.
Individuals and sole proprietors among the suppliers are not named.
Group structure & subsidiaries
Re Sustainability has 42 subsidiary companies. This group structure data is as of FY 2025. The table lists each entity with its relationship and holding.
| Company Name | CIN | Shares held |
|---|---|---|
| Medicare Environmental Management Private Limited | U24117TG1997PTC026555 | |
| Pro Enviro Recycling Private Limited | U37100TG2012PTC083163 | |
| Adityapur Waste Management Private Limited | U37200TG2013PTC088316 | |
| Lucknow Swachhata Abhiyan Private Limited | U38110TS2024PTC181684 | |
| Re Aarti Private Limited | U38110TS2025PTC193072 | |
| Re Cirqularity Private Limited | U38210TS2024PTC190985 |
To see the full group structure of Re Sustainability Limited, buy the company report.
Employees & EPFO
Re Sustainability Limited has a workforce of 614 employees on its EPFO records as of Oct 08, 2025, across 3 active EPFO establishments.
GST
Re Sustainability has 3 GST registrations on record, and all of them have been cancelled or are inactive. Only active GST numbers are listed on this page.
To see the full GST registrations and return filing status of Re Sustainability Limited, buy the company report.
Recent activity
Re Sustainability Limited has 37 board changes on record since 2007: 8 appointments and 29 cessations. The latest: Hwee Hua Lim ceased to be Nominee Director on 30 Oct 2024.
228 earlier events are in the company report.
News
Frequently asked questions
Re Sustainability is an active public limited company based in Hyderabad, Telangana, India. The company works in waste management and recycling solutions, within the environment industry. It was incorporated on 28 November 1994 (32+ years old) and is registered under CIN U74140TG1994PLC018833.
Re Sustainability has 4 current directors:
- Masood Alam Mallick - Managing Director
- Narayan Keelveedhi Seshadri - Director
- Shantharaju Bangalore Siddaiah - Director
- Goutham Reddy Mareddy - Director
The latest financial statements of Re Sustainability on record with the MCA are for the year ended 31 March 2025. Its last annual general meeting was held on 30 September 2025. Year-wise statements from 2015 are in the company report.
No. Re Sustainability has 3 GST registrations on record and all of them are cancelled or inactive.
The CIN (Corporate Identification Number) of Re Sustainability is U74140TG1994PLC018833. It is issued by the Ministry of Corporate Affairs under the Companies Act, 2013, and uniquely identifies the company in India.
Re Sustainability has 225 court cases on record: 88 filed by the company and 137 filed against it. 43 are pending. Most are in the high courts.
Re Sustainability was incorporated on 28 November 1994, making it 32+ years old. It is registered with the Registrar of Companies, Hyderabad.
Re Sustainability has 26 deals on record (16 secondary share transfers, 8 funding rounds, 1 debt financing), with disclosed funding of ₹1,858.17 Cr; the latest was in March 2025.
Hwee Hua Lim ceased to be Nominee Director on 30 Oct 2024. Goutham Reddy Mareddy was appointed as Director on 26 Aug 2024. Pankaj Maharaj was appointed as CFO on 24 Aug 2022. Re Sustainability has 37 board changes on record in total.
Re Sustainability has 100 MSME Form 1 returns on record between 2014 and 2024, listing 3,113 overdue payments to 284 micro and small suppliers. The latest return was filed on 27 Apr 2024.
Re Sustainability can be reached through the website ramkyenviroengineers.com. Its registered office is in Hyderabad, Telangana, India.
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