Source: https://tendernation.io/buyers/ofgem Buyer profile # Ofgem Non-ministerial department of [Department for Energy Security and Net Zero](https://tendernation.io/buyers/department-for-energy-security-and-net-zero) GB [ Get alerts for this buyer](/register)[ Ask via FOI](/tools/foi-request-template?buyer=ofgem)[ Download buyer report](/register) Open now 1 live tender Published 106 since 16 Apr 2015 Typical value £267,000 median of 61 stated values Value range £1–£100m lowest to highest ## Open opportunities [2026-065 -Generation Market Study](https://tendernation.io/opportunities/01a13beb-6efa-7038-bdaf-ed785e30daa7/2026-065-generation-market-study)The Authority is seeking a suitably qualified external provider to undertake a comprehensive market study of the Great Britain (GB) wholesale electricity generation sector and deli... GB£416,667 12 days left 26 Oct 2026 ## Procurement contacts People Ofgem named as contact points in its own tender and award notices, newest first. 17 contacts published by Ofgem Names, emails and phone numbers exactly as the buyer published them in its notices. Included with Professional and Business. [Start free trial](/register) ## Recent contract awards - [AtkinsRéalis UK Limited](https://tendernation.io/suppliers/atkinsrealis), [RINA Consulting S.p.A.](https://tendernation.io/suppliers/rina-consulting-spa) [2025-061 Technical Auditing for Engineering](https://tendernation.io/opportunities/01a13bce-ebca-7047-b4dd-f2efddb78097/2025-061-technical-auditing-for-engineering) £3,333,333 29 Sept 2026 - [CEPA LLP](https://tendernation.io/suppliers/cepa) [2025-087 Financial Advisors to OFTO Team for Tender & Policy](https://tendernation.io/opportunities/01a13b92-b5ef-73f4-a6ac-33c935bdbbc5/2025-087-financial-advisors-to-ofto-team-for-tender-policy) £7,916,667 16 Sept 2026 - [WSP UK Limited](https://tendernation.io/suppliers/wsp) [NDRHI & GGSS Statistical and Targeted Audits](https://tendernation.io/opportunities/01a13be0-8b06-7246-b1a2-8069d3a774e2/ndrhi-ggss-statistical-and-targeted-audits) £792,000 10 Sept 2026 - [University of Strathclyde](https://tendernation.io/suppliers/university-of-strathclyde), [Piper Resources Ltd](https://tendernation.io/suppliers/piper-resources) [2026-076 Technical Advisors Review of NESO](https://tendernation.io/opportunities/01a13beb-e428-71d9-8590-ab2004100d91/2026-076-technical-advisors-review-of-neso) £87,500 19 Aug 2026 - [Grant Thornton UK Advisory & Tax LLP](https://tendernation.io/suppliers/grant-thornton-advisory-and-tax) [2025-122 OFTO Cost Assessment Advisors](https://tendernation.io/opportunities/01a13bdc-5cdb-7366-836f-d7cf091d4808/2025-122-ofto-cost-assessment-advisors) £1,666,000 24 Jul 2026 - [Kelvin Construction Company Limited](https://tendernation.io/suppliers/kelvin-construction) [2025-103 Technical Advisors to OFTO Team for Tender & Policy](https://tendernation.io/opportunities/01a13bd0-a7c6-7025-b7d7-c64b9f53a16c/2025-103-technical-advisors-to-ofto-team-for-tender-policy) £2,500,000 26 Jun 2026 - [Kelvin Construction Company Limited](https://tendernation.io/suppliers/kelvin-construction), [RRL Group Limited](https://tendernation.io/suppliers/rrl-group), [AtkinsRealis UK Limited](https://tendernation.io/suppliers/atkinsrealis) [2024-133 RIIO-3 Independent Technical Adviser](https://tendernation.io/opportunities/01a13bcd-e076-73a0-89c2-51f7f8d81951/2024-133-riio-3-independent-technical-adviser) Value not counted: framework or estimated ceiling 25 Jun 2026 - [Xoserve Limited](https://tendernation.io/suppliers/xoserve) [2025-066 GGL Corella Data](https://tendernation.io/opportunities/01a13be6-dc48-706c-b14a-365b09124185/2025-066-ggl-corella-data) £80,934 18 Jun 2026 - [The Office Company Limited](https://tendernation.io/suppliers/office) [2025-058 Catering Consumables, Maintenance and Support Services](https://tendernation.io/opportunities/01a13be0-962b-7252-8bdc-370c5be1392a/2025-058-catering-consumables-maintenance-and-support-services) £154,167 28 Apr 2026 - [Cantata Limited](https://tendernation.io/suppliers/cantata) [2025-040 Vantage components and Non-Domestic Renewable Heat Incentive (NDRHI) scheme CRM support services](https://tendernation.io/opportunities/01a13bdc-9149-72f0-9400-2d515c058063/2025-040-vantage-components-and-non-domestic-renewable-heat-incentive-ndrhi-sc) £750,000 13 Apr 2026 - [S&P DOW JONES INDICES LIMITED](https://tendernation.io/suppliers/s-and-p-dow-jones-indices) [iBoxx Subscription](https://tendernation.io/opportunities/01a13be7-e19e-7174-a912-7eeca5e21f89/iboxx-subscription) US$99,600 31 Mar 2026 - [IQ Data Group Limited](https://tendernation.io/suppliers/iq-data-group) [2025-086 - Data Leaders Subscription](https://tendernation.io/opportunities/01a13bdc-4edb-71c4-8ed8-24c6596b4649/2025-086-data-leaders-subscription) £113,230 25 Mar 2026 ## Contracts coming up for renewal Ofgem's contracts ending in the next two years, from award notices and its own contract register. Most go back out to tender, so this is the time to get to know the buyer. - [2026-076 Technical Advisors Review of NESO](https://tendernation.io/opportunities/01a13beb-e428-71d9-8590-ab2004100d91/2026-076-technical-advisors-review-of-neso)[University of Strathclyde](https://tendernation.io/suppliers/university-of-strathclyde) and 1 more · Award noticeEnds 5 Feb 2027£43,750 - [2025-089 PRA Subscription](https://tendernation.io/opportunities/01a13be7-e848-7063-af7c-ea0649d59544/2025-089-pra-subscription)[S&P DOW JONES INDICES LIMITED](https://tendernation.io/suppliers/s-and-p-dow-jones-indices) · Award noticeEnds 6 Dec 2027£35,373 - [Audit of the Data Communications Company (DCC)](https://tendernation.io/opportunities/01a13bb2-66c6-70d3-ad01-bba1e548033f/audit-of-the-data-communications-company-dcc)[Pricewaterhouse Coopers LLP (PwC)](https://tendernation.io/suppliers/pricewaterhouse-coopers-pwc) · Award noticeEnds 31 Mar 2028£360,000 - [2025-058 Catering Consumables, Maintenance and Support Services](https://tendernation.io/opportunities/01a13be0-962b-7252-8bdc-370c5be1392a/2025-058-catering-consumables-maintenance-and-support-services)[The Office Company Limited](https://tendernation.io/suppliers/office) · Award noticeEnds 30 Apr 2028£154,167 - [2025-014 - Administration of the Ofgem Energy Industry Voluntary Redress Fund](https://tendernation.io/opportunities/01a13bcd-56b3-7216-97ee-35190c6a6b11/2025-014-administration-of-the-ofgem-energy-industry-voluntary-redress-fund)[Energy Saving Trust Enterprises Limited](https://tendernation.io/suppliers/energy-saving-trust-enterprises) · Award noticeEnds 5 May 2028£3,000,000 - [NDRHI & GGSS Statistical and Targeted Audits](https://tendernation.io/opportunities/01a13be0-8b06-7246-b1a2-8069d3a774e2/ndrhi-ggss-statistical-and-targeted-audits)[WSP UK Limited](https://tendernation.io/suppliers/wsp) · Award noticeEnds 30 Sept 2028£792,000 - [BUS Stat and Targeted Audits](https://tendernation.io/opportunities/01a13bac-250c-73c9-b8f1-eb05ba5ac3b0/bus-stat-and-targeted-audits)[AtkinsRealis PPS Limited](https://tendernation.io/suppliers/atkinsrealis-pps) · Award noticeEnds 6 Oct 2028£1,562,675 ## What they buy - [Business services33](https://tendernation.io/sectors/business-services) - [Architecture, engineering & surveying17](https://tendernation.io/sectors/architecture-engineering-surveying) - [IT services9](https://tendernation.io/sectors/it-services) - [Financial & insurance services8](https://tendernation.io/sectors/financial-insurance-services) - [Research & development6](https://tendernation.io/sectors/research-development) - [Education & training4](https://tendernation.io/sectors/education-training) [Browse all sectors ](/sectors)Win work with Ofgem Get an alert the day they publish, an AI summary of every notice and a fit score against your business. [ Get alerts for this buyer](/register)[Read: how to win your first public contract](/guides/how-to-win-your-first-public-sector-contract) Never miss a tender from Ofgem TenderNation watches Contracts Finder, Find a Tender, Public Contracts Scotland, TED and the World Bank every day and emails you what fits. Free plan available. [All buyers](/buyers)[Get alerts for this buyer ](/register) 14-day free trial, no card required