Sip trunk

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146 Sip trunk awards found

Expired contract
PAHT - 8x8 SIP Trunking (VOIP Telephony Services)
The Princess Alexandra Hospital NHS TrustSupplier(s) 8X8 UK LIMITEDGBP 280,000Awarded 30 June 2025Expiring 29 June 2026Desktop communications software package
Awarded contract
Direct SIP Services (Telephony) Direct Award via CCS Network Services 3Lot 4b: Digital Communication Services (Unified Communications)
The United Kingdom Sports Council (trading as UK Sport)Supplier(s) British Telecommunications PLCGBP 54,335.52Awarded 1 June 2025Expiring 31 May 2028Telephone network
Expired contract
CC25010 UKSBS SIP Trunks
UK Shared Business Services - UKSBSSupplier(s) SCB GLOBAL LTDAwarded 28 April 2025Expiring 30 April 2026IT services: consulting, software development, Internet and support
Awarded contract
CFM0373 - SIP Trunk Support
Fife CouncilSupplier(s) Gamma Telecom LTDGBP 90,000Awarded 11 April 2025Telecommunications network
Awarded contract
BT 999 SIP Trunks
Suffolk Constabulary, Norfolk ConstabularySupplier(s) British Telecommunications PLCGBP 119,764.28Awarded 1 April 2025Expiring 31 March 2030IP telephone services
Awarded contract
SIP for West Midlands Fire & Rescue Authority
West Midlands Fire and Rescue AuthoritySupplier(s) GAMMA NETWORK SOLUTIONS LIMITEDGBP 49,200Awarded 10 December 2024Expiring 9 December 2028Collected and purified water
Awarded contract
NSS06624 Avaya Support & Sip Trunk
NHS National Services ScotlandSupplier(s) Maintel Europe LtdGBP 109,000Awarded 26 November 2024Data network management and support services
Awarded contract
ISDN replacement
MerseytravelSupplier(s) NOS Communicare' LtdGBP 23,820.5Awarded 7 October 2024Expiring 6 October 2027IT services: consulting, software development, Internet and support
Awarded contract
NAC/STA/5238 Provision of Telephony Infrastructure and Services
North Ayrshire CouncilSupplier(s) Insight Direct (UK) LtdGBP 327,180Awarded 4 October 2024Telecommunications services
Awarded contract
BT 999 SIP Trunks - Phone line
Cleveland Fire AuthoritySupplier(s) British Telecommunications PLCGBP 50,000Awarded 1 October 2024Expiring 30 September 2027Telecommunications network
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Awarded contract
SIP Trunks
South Tees Hospitals NHS Foundation TrustSupplier(s) Maintel Europe LtdGBP 203,000Awarded 29 August 2024Expiring 28 August 2027Installation of telephone lines
Awarded contract
Daisy Telephony Services - Fixed Lines & SIP Trunks
City of London CorporationSupplier(s) WN CORPORATE SERVICES TRADING LIMITEDGBP 690,064.01Awarded 1 July 2024Expiring 30 June 2027Telecommunications network
Awarded contract
SIP Trunk
Scottish Legal Aid BoardSupplier(s) Optimal Projects Limited (OPL)GBP 48,330Awarded 24 June 2024Telecommunications facilities
Awarded contract
College SIP Trunk Telephony Services
North East Scotland CollegeSupplier(s) WN CORPORATE SERVICES TRADING LIMITEDGBP 22,701.12Awarded 1 June 2024Telephone network maintenance services
Expired contract
UKSBS CC24016 - SIP Trunks and DDI Numbers
UK Shared Business Services - UKSBSSupplier(s) SCB GLOBAL LTDGBP 38,940.24Awarded 1 May 2024Expiring 30 April 2025Telecommunications network
Expired contract
SIP Trunking
City of Doncaster CouncilSupplier(s) VIRGIN MEDIA BUSINESS LIMITEDGBP 46,224Awarded 1 March 2024Expiring 28 February 2025Telecommunications system
Awarded contract
Sip Connectivity and Sip Trunks
Dorset and Wiltshire Fire and Rescue ServiceSupplier(s) WN CORPORATE SERVICES TRADING LIMITEDPound Sterling (GBP) 41,013.89Awarded 22 July 2023
Awarded contract
2022/1027 RFT for the establishment of a Single Party Framework Agreement for the provision of a Hosted Session Border Controller and Related Support and Maintenance Services
Houses of the Oireachtas ServiceSupplier(s) EircomAwarded 11 July 2023Voice-mail system
Awarded contract
SIP Telephony & ISDN Channels
Scottish Courts and Tribunals ServiceSupplier(s) Gamma Telecom LTDGBP 500,000Awarded 6 July 2023Telecommunications services
Expired contract
GB-Glasgow: SIP Trunking with PCI Compliance and NICE Call Recording
Student Loans CompanySupplier(s) Exponential-e LimitedGBP 3,200,000Awarded 10 June 2023Expiring 9 June 2025Information technology services

Top buyers

Buyers ranked by total contract award volume for sip trunk.

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BuyersCountValue

Devon County Council
8
£3.9m
Isle of Wight Council
4
£292.3k
Cheshire Constabulary
4
£320.0k
UK Shared Business Services - UKSBS
4
£181.2k
Scottish Government
2
£392.4k
Department for Environment, Food & Rural Affairs (DEFRA)
2
£910.0k
NHS National Services Scotland
2
£255.1k
Hertsmere Borough Council
2
£2.3m
Folkestone and Hythe District Council
2
£1.3m
Cheshire East Council
2
£779.0k

Trend over time

Notice volume for sip trunk published over time.

Top suppliers

Suppliers ranked by total contract award volume for sip trunk.

View all suppliers

SuppliersCountValue

Gamma Telecom LTD
24
£5.1m
Maintel Europe Ltd
11
£2.4m
British Telecommunications PLC
10
£1.1m
GAMMA NETWORK SOLUTIONS LIMITED
8
£976.5k
Daisy Communications Limited
6
£20.7m
Britannic Technologies Limited
6
£18.5m
Pure IP Limited
5
£355.0k
Netcall Technology Limited
5
£15.0m
WN CORPORATE SERVICES TRADING LIMITED
4
£952.5k
SCB GLOBAL LTD
4
£134.9k

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