SIMPLEX INDIA MARKETING COMPANY, operating under GST number
19AESPK1893D1Z3, is a
Proprietorship business registered in the state of
West Bengal, India.
The business is legally owned by SUSHIL KUMAR KESHAN and has been
actively registered
under GST since 01 Jul 2017.
Of the 11 GST returns on record, all were filed by the due date.
Compliance Snapshot
This GSTIN shows excellent compliance indicators. Safe for transactions and ITC claims.
Registration Status
Active — GSTIN is valid and in good standing
50/50
Filing Recency
Last filed 11 Oct 2026 — excellent (within 45 days)
This is a regular taxpayer, so it charges GST on its invoices. You can claim ITC once it reports your invoice in its GSTR-1 and the invoice appears in your GSTR-2B.
It isn't enabled for e-invoicing on the GST portal, so its B2B invoices don't need an IRN or QR code.
It has filed GSTR-1 by the due date for every period on record, so invoices it issues to you should show up in your GSTR-2B on schedule.
Filed GSTR-1 by the due date for all 6 months on record.
Filed GSTR-3B by the due date for all 5 months on record.
Based on returns on record as of 11 Oct 2026, measured against the standard due dates
(GSTR-1: 11th of the next month, 13th for quarterly filers; GSTR-3B: 20th, or 22nd/24th for quarterly filers).
One-off government extensions aren't counted.
GSTR-1 Filings
Financial Year
Tax Period
Date of Filing
Status
2026-27
September 2026
11-10-2026
ONLINE
2026-27
August 2026
11-09-2026
ONLINE
2026-27
July 2026
11-08-2026
ONLINE
2026-27
June 2026
11-07-2026
ONLINE
2026-27
May 2026
11-06-2026
ONLINE
2026-27
April 2026
11-05-2026
ONLINE
GSTR-3B Filings
Financial Year
Tax Period
Date of Filing
Status
2026-27
August 2026
20-09-2026
ONLINE
2026-27
July 2026
20-08-2026
ONLINE
2026-27
June 2026
20-07-2026
ONLINE
2026-27
May 2026
20-06-2026
ONLINE
2026-27
April 2026
20-05-2026
ONLINE
Registration Timeline
GSTIN.cloud has tracked this registration since 22 Oct 2026.
No changes to its status, name, address or business details have been detected since then.
02 May 2023
Registration details last amended on the GST portal
GST portal
01 Jul 2017
Registered under GST
GST portal
Changes marked “Detected by GSTIN.cloud” are dated when a routine check noticed them, which can be after the change was made on the GST portal.
Nearby Businesses in Kolkata
Other GST-registered businesses with an active status in the same district:
Registration details come from the GST Network (GSTN) database. Contact details such as email address and phone number aren't published on the GST portal.
Frequently Asked Questions
The GST number of SIMPLEX INDIA MARKETING COMPANY is 19AESPK1893D1Z3.
The PAN number linked to GSTIN 19AESPK1893D1Z3 is AESPK1893D. This PAN has 1 GST registration — view all on the PAN page.
The registered address is: 18/1, SURYA SEN STREET, COLLEGE SQUARE, Kolkata, West Bengal, 700012.
This is a regular taxpayer, so it charges GST on its invoices. You can claim ITC once it reports your invoice in its GSTR-1 and the invoice appears in your GSTR-2B.
Consistently on time. Filed GSTR-1 by the due date for all 6 months on record. Filed GSTR-3B by the due date for all 5 months on record.
