Central, CPWD, Bihar and Railway tenders in one place

Government ContractorVerified Bidding RecordPublic Works

Subrata Biswas

Aggregated public procurement dossier compiling official financial evaluations, competitive bidding ranks (L1, L2, L3), and tender awards.

Historical Win Rate11 Wins

39.3%award ratio

11 awarded across 28 participated tenders

Primary Issuing Authorities:Central Public Works Department (CPWD)

Central, CPWD, Bihar and Railway tender records

Total Tenders Bidded

Evaluated bids submitted

Official L1 Wins

Lowest responsive bidder

Won Contracts Value

₹8.20 Cr

Cumulative awarded volume

Total Quoted Pipeline

₹15.86 Cr

Aggregated financial quotes

Competitive Position & Rank Distribution

Historical rank distribution across technical evaluations and financial openings

Average Margin vs Estimate: -1.46%

Bidding Outcome Proportion28 Total Evaluated Bids

L139.3%

Winning Bid

L257.1%

Runner Up

L33.6%

3rd Lowest

L4+0.0%

Higher Ranks

DQ0.0%

Disqualified

Profile Summary & Procurement Overview

Subrata Biswas is a government contractor with 28 participated tenders, 11 L1 contract wins (39.3% win rate), and approximately ₹8.20 Cr in awarded works.

The firm achieved lowest conforming bid position (L1) across official evaluations. In competitive bidding assessments, the firm has also finished as the secondary bidder (L2) in 16 tenders. Primary issuing authorities include Central Public Works Department (CPWD).

Tender Bidding Archive & Historical Records

Evaluation records and financial bids submitted by Subrata Biswas

L1Awarded (L1)

23/06/2026

Upgradation work for implementation NABH at Central Council for Research in Homoeopathy at Khumulwng, Jirania, Agartala, West Tripura

CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-I•Guwahati

Quoted Bid₹1.66 Cr

Estimated₹1.61 Cr

Margin+2.84%

View Tender Details

L2Awarded: Mithun Biswas

18/06/2026

Construction of Phase III project works Part I at Tripura University Suryamaninagar Agartala SH Construction of 36 nos Residential quarters 24 nos Type III G plus 5 and 12 nos T IV S plus 6 including internal water supply sanitary installation drainage and internal electrical installation SW Providing and fixing PVC coated G I Chain link fabric fencing and other works at the new campus of Tripura University Suryamaninagar Agartala Civil

CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-I•Guwahati

Quoted Bid₹27.20 L

Estimated₹29.08 L

Margin-6.45%

View Tender Details

L2Awarded: Sumangal Ghosh

18/06/2026

Comprehensive Outsourcing and Maintenance of GPRA OCR Complex at Gandhigram and CPWD OWN POOL OCR Complex at Ushabazar Agartala during the year 2026 2027 SH Day to Day maintenance works 2nd Call

CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-I•Guwahati

Quoted Bid₹51.21 L

Estimated₹50.15 L

Margin+2.11%

View Tender Details

L1Awarded (L1)

11/06/2026

Providing and laying New water supply system for PAGs Residential Complex, Agartala Tripura

CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-I•Guwahati

Quoted Bid₹10.49 L

Estimated₹13.99 L

Margin-25.03%

View Tender Details

L2Opened - Evaluation in progress

05/05/2026

Construction of 17 Nos. Forward BOPs ( 14 Nos. Company level & 3 Nos. BOPs Platoon level) in the state of Tripura for Border Security Force along Indo-Bangladesh Border. (SW: Hiring of Inspection vehicle for site inspection under BFESD-II, Agartala, Tripura).

CPWDCPWD, Border Works - CE (IBBZ)-II, Siliguri - EE(E ), BFD-VII, Guwahati - AE(E)-2•Border Works

Quoted Bid₹5.99 L

Estimated₹5.62 L

Margin+6.55%

View Tender Details

L1Awarded (L1)

28/04/2026

Construction of 17 Nos. Forward BOPs (14 Nos. Company level and 3 Nos. BOPs Platoon level) in the state of Tripura for Border Security Force along Indo-Bangladesh Border. (SH: SITC of Split type Air conditioners, LED TV, Refrigerator, etc. for BFC-I, BFD-II, BFD-III & BFED-VII).

CPWDCPWD, Border Works - CE (IBBZ)-II, Siliguri - EE(E),BFED-VII,Silchar•Border Works

Quoted Bid₹11.46 L

Estimated₹9.55 L

Margin+19.99%

View Tender Details

L2Awarded: Sumangal Ghosh

22/04/2026

Construction of 17 Nos. Forward BOPs (14 Nos. BOPs of Company level and 3 Nos. BOPs of Platoon level) in the State of Tripura for Border Security Force along Indo-Bangaladesh Border. SH:- C/o 1 No. Platoon level BOP at Nutan Para and 1 No. Company level BOP at Simna-I including Internal Electrification, Installation i/c compound lights & service connection to Buildings (Package-I) SW:- Providing various services of man power in Border Fencing Circle-I Office, CPWD, Gandhigram, Agartala (Re-Call)

CPWDCPWD, Border Works - CE (IBBZ)-II, Siliguri - EE(C ), BFD-II, Agartala - AE(C)-1•Border Works

Quoted Bid₹4.18 L

Estimated₹3.97 L

Margin+5.2%

View Tender Details

L1Awarded (L1)

09/04/2026

Repairing of ground floor store room and drain of Regional Research Institute of Homeopathy Agartala. (2nd Call)

CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-I•Guwahati

Quoted Bid₹7.00 L

Estimated₹8.54 L

Margin-18.03%

View Tender Details

L1Awarded (L1)

19/03/2026

Construction of Eklavya model Residential school (EMRS) building with 1 unit boys hostel, 1 unit girls hostel, 2 unit warden residence , 1 no principal residence , Transit Quarters including internal water supply and sanitary installations , Electrical installations ,Drainage and Development of site for EMRS at Killa ,Dist. Gomoti ,State Tripura (Phase-II) .(SH: Providing services of 1 no inspection vehicle for office use of Assistant Engineer-II ,TCD-II, CPWD ,Agartala during 2025-26.)

CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-II - TCSD-II•Guwahati

Quoted Bid₹4.90 L

Estimated₹4.67 L

Margin+4.79%

View Tender Details

L2Awarded: Bijoy Narayan Deb

19/02/2026

Comprehensive Maintenance to IBBR ID- 94 to 97 under Kamalpur Border Fencing Sub-Division, BFD-II, in Tripura Sector during 2025-26. SH:- Ordinary repair, Flood Damage Repair & Special Repair.Subwork/Packages:Ordinary repair, Flood Damage Repair & Special Repair.

CPWDCPWD, Border Works - CE (IBBZ)-II, Siliguri - EE(C ), BFD-II, Agartala•Border Works

Quoted Bid₹2.09 Cr

Estimated₹1.81 Cr

Margin+15.55%

View Tender Details

Rank	Tender & Authority	Quoted Bid	Estimated Cost	Margin	Outcome	Link
L1	Upgradation work for implementation NABH at Central Council for Research in Homoeopathy at Khumulwng, Jirania, Agartala, West Tripura CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-I•Guwahati•23/06/2026	₹1.66 Cr	₹1.61 Cr	+2.84%	Awarded (L1)	View
L2	Construction of Phase III project works Part I at Tripura University Suryamaninagar Agartala SH Construction of 36 nos Residential quarters 24 nos Type III G plus 5 and 12 nos T IV S plus 6 including internal water supply sanitary installation drainage and internal electrical installation SW Providing and fixing PVC coated G I Chain link fabric fencing and other works at the new campus of Tripura University Suryamaninagar Agartala Civil CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-I•Guwahati•18/06/2026	₹27.20 L	₹29.08 L	-6.45%	Awarded: Mithun Biswas	View
L2	Comprehensive Outsourcing and Maintenance of GPRA OCR Complex at Gandhigram and CPWD OWN POOL OCR Complex at Ushabazar Agartala during the year 2026 2027 SH Day to Day maintenance works 2nd Call CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-I•Guwahati•18/06/2026	₹51.21 L	₹50.15 L	+2.11%	Awarded: Sumangal Ghosh	View
L1	Providing and laying New water supply system for PAGs Residential Complex, Agartala Tripura CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-I•Guwahati•11/06/2026	₹10.49 L	₹13.99 L	-25.03%	Awarded (L1)	View
L2	Construction of 17 Nos. Forward BOPs ( 14 Nos. Company level & 3 Nos. BOPs Platoon level) in the state of Tripura for Border Security Force along Indo-Bangladesh Border. (SW: Hiring of Inspection vehicle for site inspection under BFESD-II, Agartala, Tripura). CPWDCPWD, Border Works - CE (IBBZ)-II, Siliguri - EE(E ), BFD-VII, Guwahati - AE(E)-2•Border Works•05/05/2026	₹5.99 L	₹5.62 L	+6.55%	Opened - Evaluation in progress	View
L1	Construction of 17 Nos. Forward BOPs (14 Nos. Company level and 3 Nos. BOPs Platoon level) in the state of Tripura for Border Security Force along Indo-Bangladesh Border. (SH: SITC of Split type Air conditioners, LED TV, Refrigerator, etc. for BFC-I, BFD-II, BFD-III & BFED-VII). CPWDCPWD, Border Works - CE (IBBZ)-II, Siliguri - EE(E),BFED-VII,Silchar•Border Works•28/04/2026	₹11.46 L	₹9.55 L	+19.99%	Awarded (L1)	View
L2	Construction of 17 Nos. Forward BOPs (14 Nos. BOPs of Company level and 3 Nos. BOPs of Platoon level) in the State of Tripura for Border Security Force along Indo-Bangaladesh Border. SH:- C/o 1 No. Platoon level BOP at Nutan Para and 1 No. Company level BOP at Simna-I including Internal Electrification, Installation i/c compound lights & service connection to Buildings (Package-I) SW:- Providing various services of man power in Border Fencing Circle-I Office, CPWD, Gandhigram, Agartala (Re-Call) CPWDCPWD, Border Works - CE (IBBZ)-II, Siliguri - EE(C ), BFD-II, Agartala - AE(C)-1•Border Works•22/04/2026	₹4.18 L	₹3.97 L	+5.2%	Awarded: Sumangal Ghosh	View
L1	Repairing of ground floor store room and drain of Regional Research Institute of Homeopathy Agartala. (2nd Call) CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-I•Guwahati•09/04/2026	₹7.00 L	₹8.54 L	-18.03%	Awarded (L1)	View
L1	Construction of Eklavya model Residential school (EMRS) building with 1 unit boys hostel, 1 unit girls hostel, 2 unit warden residence , 1 no principal residence , Transit Quarters including internal water supply and sanitary installations , Electrical installations ,Drainage and Development of site for EMRS at Killa ,Dist. Gomoti ,State Tripura (Phase-II) .(SH: Providing services of 1 no inspection vehicle for office use of Assistant Engineer-II ,TCD-II, CPWD ,Agartala during 2025-26.) CPWDCPWD, Guwahati - CE - AGARTALA - EE-Tripura-II - TCSD-II•Guwahati•19/03/2026	₹4.90 L	₹4.67 L	+4.79%	Awarded (L1)	View
L2	Comprehensive Maintenance to IBBR ID- 94 to 97 under Kamalpur Border Fencing Sub-Division, BFD-II, in Tripura Sector during 2025-26. SH:- Ordinary repair, Flood Damage Repair & Special Repair.Subwork/Packages:Ordinary repair, Flood Damage Repair & Special Repair. CPWDCPWD, Border Works - CE (IBBZ)-II, Siliguri - EE(C ), BFD-II, Agartala•Border Works•19/02/2026	₹2.09 Cr	₹1.81 Cr	+15.55%	Awarded: Bijoy Narayan Deb	View

Showing 1 to 10 of 28 tender records

Frequently Asked Questions

How many government tenders has Subrata Biswas participated in?

According to public e-procurement data records, Subrata Biswas has participated in 28 government infrastructure and procurement tenders across central and state authorities.

How many tenders has Subrata Biswas won as winning bidder (L1)?

Subrata Biswas has secured 11 tenders as the official lowest bidder (L1) or awardee, achieving an overall win rate of 39.3%.

What is the total value of government contracts awarded to Subrata Biswas?

The cumulative value of project contracts awarded to Subrata Biswas is approximately ₹8.20 Cr, across agencies such as Central Public Works Department (CPWD).

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