Source: https://tendernation.io/suppliers/nikolaos-diamantis-and-sia-oe

Supplier profile

# Νικολαος Διαμαντης & ΣΙΑ ΟΕ

Public sector contracts won, from published award notices

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Contracts won

4

since 5 Nov 2025

Total awarded

£995,385

where values were published

Buyers

2

public bodies

Latest win

15 Apr 2026

##  Recent contract awards

- [Προσκληση εκδηλωσης ενδιαφεροντος (προμηθεια αναλωσιμων & ΜΗ υλικων εργοταξιου και μικροεργαλειων)](https://tendernation.io/opportunities/01a17c69-e12e-7279-b7a3-e3e6f396233d/prosklisi-ekdilosis-endiaferontos-promitheia-analosimon-mh-ilikon-erghotaksioy-k) [Υπουργειο Πολιτισμου](https://tendernation.io/buyers/ypoyrgheio-politismoy)

    £25,151

    15 Apr 2026
- [Προμήθεια Οικοδομικών Υλικών.](https://tendernation.io/opportunities/01a17bf3-0e78-7387-8fa6-c3aac16b0e25/promitheia-oikodomikwn-ylikwn) [Δημος Μυτιληνης](https://tendernation.io/buyers/dimos-mitilinis)

    £55,459

    26 Jan 2026
- [Πρόσκληση εκδήλωσης ενδιαφέροντος για την προμήθεια μικροεργαλείων (CPV 44511000-5 \| Εργαλεία χειρός](https://tendernation.io/opportunities/01a17c17-bfbd-7015-a811-4e54b99f54ff/prosklisi-ekdilosis-endiaferontos-ghia-tin-promitheia-mikroerghalion-cpv-44511000) [Υπουργειο Πολιτισμου](https://tendernation.io/buyers/ypoyrgheio-politismoy)

    £889,768

    10 Dec 2025
- [Πρόσκληση εκδήλωσης ενδιαφέροντος στην προμήθεια μικροεργαλείων και αναλώσιμων υλικών εργοταξίου](https://tendernation.io/opportunities/01a17bf4-74de-73f7-96fb-9a868bf3510d/prosklisi-ekdilosis-endiaferontos-stin-promitheia-mikroerghalion-kai-analwsimon-i) [Υπουργειο Πολιτισμου](https://tendernation.io/buyers/ypoyrgheio-politismoy)

    £25,007

    5 Nov 2025

## Who they win from

- [Υπουργειο Πολιτισμου 3 wins](https://tendernation.io/buyers/ypoyrgheio-politismoy)
- [Δημος Μυτιληνης 1 win](https://tendernation.io/buyers/dimos-mitilinis)

## What they win

- [Construction materials & structures](https://tendernation.io/sectors/construction-materials) 4

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