Competitor profile

DIAMOND ENGINEERS CO. OP. SOCIETY LTD.

They win 33% of what they bid, and 42% of the value they chase.

4tenders on record
1buyer authority
0states
28 Mar 2025last award
Total bids
3
4 including cancelled tenders
Awarded
1
2 lost · 0 still pending
Awarded value
₹4.4 Cr
of ₹10.4 Cr bid — 42.1% conversion
Win rate
33.3%
of 3 decided bids

Bid outcomes

Lost bids carry more value than won ones — they chase big and lose big
By count3 bids
33.3%
66.7%
Awarded133.3%
Pending00.0%
Tech rejected00.0%
Lost266.7%
By value₹10.4 Cr
42.1%
57.9%
Awarded₹4.4 Cr42.1%
Pending₹00.0%
Tech rejected₹00.0%
Lost₹6.0 Cr57.9%

Where they win

1 authority · 0 states

Top buyer organisations

WBSRDA₹4.4 Cr100.0%

Operating states

LowHigh

1 award on central/PSU portals carry no state

Top competitors

In tenders they both bid · bar shows how the awards split
01
M/S. SINHA ROY AND CO.0 wins · 3 shared tenders
₹0
won head-to-head
02
SONEX ENGINEERS CO OPERATIVE SOCIETY LIMITED0 wins · 1 shared tender
₹0
won head-to-head
03
CHARUBALA CONSTRUCTION0 wins · 1 shared tender
₹0
won head-to-head
04
ANILABHA KAR1 win · 1 shared tender
₹2.0 Cr
won head-to-head
05
BELA CONSTRUCTION0 wins · 1 shared tender
₹0
won head-to-head
06
MALOY CHATTERJEE AND COMPANY0 wins · 1 shared tender
₹0
won head-to-head
Rival awardedDIAMOND ENGINEERS awardedOthers

Recent tenders awarded to DIAMOND ENGINEERS

About DIAMOND ENGINEERS CO. OP. SOCIETY LTD.

DIAMOND ENGINEERS CO. OP. SOCIETY LTD. appears as a bidder on 4 government tenders on record, from 1 buyer authority on central and PSU portals. Of its 3 decided bids, it was awarded 1 — a 33.3% win rate — worth ₹4.4 Cr in total. Its most recent award on record is from 28 Mar 2025.

Its largest buyer by awarded value is WBSRDA, at 100.0% of what it has won. On priced bids, its median quote is 4.8% above the lowest bid (L1).

It most often bids against M/S. SINHA ROY AND CO., SONEX ENGINEERS CO OPERATIVE SOCIETY LIMITED and CHARUBALA CONSTRUCTION. M/S. SINHA ROY AND CO. bid on 3 of the same tenders and won 0 of them; DIAMOND ENGINEERS CO. OP. SOCIETY LTD. won 1.

This profile is built from what portals disclose publicly. Several states never release bidder lists or quoted prices, so it likely understates a company's true footprint. Companies are matched by the name they bid under, so firms sharing a common name can appear together. A tender counts as won when the company received the award. TenderShark compiles these public records independently and has no association with any government portal, buyer, or bidder.