If you have ever tried to convert physical shares to demat, claim shares from IEPF, or update your address in a company's records, you have likely come across the term Registrar and Transfer Agent (RTA). RTAs are the backbone of shareholder services in India, yet most investors do not fully understand what they do. In this guide, we explain the RTA meaning, their functions, SEBI registration requirements, and provide a comprehensive list of major RTAs in India with their contact details and portals.

What Is a Registrar and Transfer Agent (RTA)?

A Registrar and Transfer Agent (RTA) is a SEBI-registered intermediary that maintains the register of shareholders (members) on behalf of a company. Think of an RTA as the company's recordkeeper for all shareholder-related activities.

When a company issues shares, it needs a systematic way to maintain records of who owns those shares, process transfers, handle dividend payments, and manage all investor correspondence. Instead of doing this in-house, most listed companies outsource these functions to a professional RTA.

Key Point: The RTA works for the company, not for you as an individual investor. However, you interact with the RTA for most shareholder services — address changes, demat conversions, transmission requests, duplicate certificate issuance, and more.

Functions & Responsibilities of an RTA

RTAs perform a wide range of critical functions in the capital markets ecosystem:

Share Registry & Record Keeping

Corporate Actions Processing

Investor Services

IPO & Issue Management

SEBI Registration for RTAs

RTAs in India must be registered with SEBI (Securities and Exchange Board of India) under the SEBI (Registrars to an Issue and Share Transfer Agents) Regulations, 1993. There are two categories of registration:

CategoryDescription
Category ICan act as both Registrar to an Issue (IPO/FPO) and Share Transfer Agent
Category IICan act only as Share Transfer Agent (not as Registrar to Issues)

SEBI imposes strict requirements on RTAs including minimum net worth, infrastructure standards, data security protocols, and regular compliance reporting. RTAs are subject to periodic SEBI inspections and audits.

Major RTAs in India

While there are several SEBI-registered RTAs in India, the market is dominated by two large players who together handle the vast majority of listed companies:

1. KFin Technologies (formerly Karvy Fintech / KFin)

KFin Technologies is one of India's largest RTAs, serving over 4,500 companies and handling both equity and mutual fund registrar services. It was formerly known as Karvy Computershare and later Karvy Fintech before rebranding to KFin Technologies. The company is itself listed on Indian stock exchanges.

2. Link Intime India Private Limited

Link Intime is India's other major RTA, serving over 5,000 companies. It offers a comprehensive range of registrar and transfer agent services and has offices across all major Indian cities. Link Intime is part of the Link Group.

3. Bigshare Services Private Limited

Bigshare is a growing RTA that handles a significant number of listed and unlisted companies, particularly small and mid-cap companies. It provides both physical and electronic registrar services.

4. Alankit Assignments Limited

Alankit is a diversified financial services company that also operates as a registered RTA. It handles registrar services for several listed companies and also offers other services like e-governance and insurance.

5. Skyline Financial Services Private Limited

Skyline is another SEBI-registered RTA that provides registrar and transfer agent services to listed companies, primarily in the small-cap segment.

How to Find Which RTA Handles Your Company

To find the RTA for a specific company, use any of these methods:

  1. Company website: Visit the company's website and look under "Investor Relations" or "Shareholder Information" for RTA details
  2. BSE/NSE website: Search for the company on bseindia.com or nseindia.com. The company information page lists the Registrar and Transfer Agent
  3. Annual report: The company's annual report always mentions the RTA name and contact details, typically in the corporate information section
  4. Share certificate: Your physical share certificate often mentions the RTA on the reverse side or in fine print
  5. RTA websites: Search for your company on KFin Technologies or Link Intime websites — they allow you to check if a company is served by them

Role of RTA in Demat Conversion & IEPF Claims

Demat Conversion

When you want to convert physical shares to demat, the RTA is central to the process:

  1. You submit the Dematerialisation Request Form (DRF) along with original share certificates to your DP
  2. The DP forwards the request to the RTA electronically and sends the physical certificates by courier
  3. The RTA verifies the certificates against company records — checking names, folio numbers, distinctive numbers, and certificate authenticity
  4. If verified, the RTA confirms the demat request to the depository, and shares are credited to your demat account
  5. The physical certificates are then defaced and archived

IEPF Claims

For IEPF claim assistance, the RTA helps in:

RTA vs Depository vs Depository Participant

These three entities serve different roles in the share ownership ecosystem:

EntityRoleWorks ForExample
RTAMaintains shareholder register, processes transfers and corporate actionsThe companyKFintech, Link Intime
DepositoryHolds securities in electronic (demat) form, facilitates settlementThe capital marketNSDL, CDSL
Depository Participant (DP)Provides demat account services to investors, acts as intermediary to depositoryThe investorZerodha, HDFC Securities

In simple terms: the RTA knows who owns shares in a company's register, the depository holds those shares electronically, and the DP gives you access to your demat account. All three coordinate to ensure accurate records.

Common RTA Portals & How to Use Them

KFin Technologies Portal

Website: kfintech.com

Link Intime Portal

Website: linkintime.co.in

Bigshare Services Portal

Website: bigshareonline.com

Contact Details of Major RTAs

RTAPhoneEmailHead Office
KFin Technologies+91-40-6716 2222einward.ris@kfintech.comHyderabad
Link Intime India+91-22-4918 6270rnt.helpdesk@linkintime.co.inMumbai
Bigshare Services+91-22-6263 8200investor@bigshareonline.comMumbai
Alankit Assignments+91-11-4254 1234info@alankit.comNew Delhi
Skyline Financial+91-11-2814 2759admin@skylinerta.comNew Delhi
When contacting an RTA, always keep your folio number, DP ID/Client ID, and PAN handy. This helps the RTA locate your records quickly and provide accurate assistance.

Need Help with Share-Related Services?

Whether you need to convert physical shares to demat, recover shares from IEPF, or process share transmission, our team of Company Secretaries can coordinate with the RTA on your behalf.