---
title: "Implementation and Management of NGN Network & Voice Services (SD-WAN, WAN, LAN, WLAN, UC & CC)"
ocid: "ocds-h6vhtk-065373"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-065373"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-065373.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-065373.json"
source: "Find A Tender Service"
current_stage: "Tender"
buyer: "NORTHERN GAS NETWORKS LIMITED"
published: "2026-02-13"
---

# Implementation and Management of NGN Network & Voice Services (SD-WAN, WAN, LAN, WLAN, UC & CC)

Buyer: NORTHERN GAS NETWORKS LIMITED  
Current stage: Tender  
OCID: ocds-h6vhtk-065373

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-065373)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-065373.json)

## Summary

The procurement process initiated by Northern Gas Networks Limited involves a competitive tender seeking solutions for the implementation and management of network and voice services, including SD-WAN, WAN, LAN, WLAN, UC, and CC. The buying organisation, located in Colton Leeds, United Kingdom, operates within the private utility sector. The procurement is in the 'Tender' stage, with suppliers invited to express interest by 18 March 2026. The tender follows a selective procurement method featuring a competitive flexible procedure, including stages like Conditions of Participation and PQQ, preceding the Request for Proposal (RFP). Key contract dates begin 30 June 2027 and conclude on 29 June 2030, with renewal options available.

This tender presents significant growth opportunities for businesses specialising in IT services, particularly those proficient in offering consulting, software development, and internet support. The comprehensive scope demands expertise in cloud services, unified communications, and advanced network management. Businesses experienced in delivering high-quality solutions in the specified categories can leverage the opportunity to secure a contract valued at up to £4,200,000, with potential renewals extending the partnership for up to five additional years. Firms able to balance both commercial and non-commercial criteria will find this tender particularly accessible, given Northern Gas Networks' extensive evaluation process.

## Notice

The existing network and voice service management contracts are approaching renewal with our current service provider. In this tender process, NGN is interested in exploring implementing a new network and voice solution. This will also include providing NGN with a comprehensive service for the management of the implemented network and voice services. The successful supplier will be responsible for the comprehensive solution implementation and management of NGN's network and voice services. The scope includes, but is not limited to: - Wide Area Network (WAN) - Software-Defined Wide Area Network (SD-WAN) - Next Generation Firewalls (NGFW) - Local Area Network (LAN & WLAN) - Cloud Services - Voice Unified Comms (UC) - Voice Contact Centre (CC)

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/013230-2026 |
| Notice type | UK4 - Tender Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Selective |
| Procurement method details | Competitive flexible procedure |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 13 Feb 2026 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | Not specified |
| Contract period | 29 Jun 2027 - 29 Jun 2030 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £4,200,000 |
| Lots value | £4,200,000 |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Active |
| Lots status | Active |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NORTHERN GAS NETWORKS LIMITED |
| Locality | COLTON LEEDS |
| Post town | Leeds |
| Postcode | LS15 8TU |
| Country | England |
| ITL 1 | TLE Yorkshire and The Humber |
| ITL 2 | TLE4 West Yorkshire |
| ITL 3 | TLE42 Leeds |
| Local authority | Leeds |
| Electoral ward | Garforth & Swillington |
| Westminster constituency | Leeds East |
| Delivery location | Not specified |

## CPV Codes

### Divisions

- 72 - IT services: consulting, software development, Internet and support

### Codes

- 72000000 - IT services: consulting, software development, Internet and support

## Release History

- 13 Feb 2026 at 09:24 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/013230-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/013230-2026
  13th February 2026 - Tender notice on Find a Tender

## Notice URLs

- https://secure.marketdojo.com/signup
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-065373. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-065373.json.