The companies listed in Sheffield are primarily large to mid-sized firms, with a notable presence in education, manufacturing, and technology sectors. Sheffield Hallam University is a higher education institution focusing on student development and research, while Tes is a global education company supporting teachers and schools. SIG plc is a pan-European provider of construction products, and Sumo Digital Ltd is an award-winning game development company. Gripple UK & Ireland designs and manufactures innovative solutions for various industries.
A significant pattern observed is the strong representation of companies in the education sector, with Sheffield Hallam University, Tes, and NOCN Group all based in the city. Additionally, there is a mix of traditional manufacturing, such as Texmo Blank and Gripple UK & Ireland, alongside modern technology and services, including Sumo Digital Ltd in gaming and ITM Power in renewable energy.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Sheffield Hallam Universityshu.ac.uk
Higher education institution focusing on student development, impactful research, and strong local and international partnerships for global solutions. |
6,692 | |||
| 2 | 2,522 | ||||
| 3 |
SIG plcsigplc.com
A leading pan-European provider of construction and insulation products, offering a wide range of leading and specialist brands to customers across various markets |
1,308 | |||
| 4 |
Sumo Digital Ltdsumo-digital.com
An award-winning game development company with 17 studios globally, creating successful games for major publishers across all platforms and genres |
708 | |||
| 5 |
Gripple UK & Irelandgripple.com
Designing and manufacturing innovative, reliable solutions for construction, agriculture, solar, rail, and civil industries with sustainable, efficient engineering. |
369 | |||
| 6 |
Texmo Blanktexmoblank.com
Manufacturer of high-quality steel, aluminum, cobalt, and nickel precision castings in air and vacuum across North America, Europe, and Asia Offering efficient solutions with rigorous quality control |
352 | |||
| 7 |
HLM Architectshlmarchitects.com
An employee-owned architectural practice focused on thoughtful design, creating memorable spaces that improve lives and win accolades for their inclusive culture and social impact initiatives |
352 | |||
| 8 |
GCPS Consultinggcps.consulting
Specializing in international safeguarding, GCPS Consulting offers comprehensive solutions to enhance protection policies, programs, and systems for vulnerable populations |
352 | |||
| 9 |
ITM Poweritm-power.com
A UK-based company specializing in designing and manufacturing electrolysers using PEM technology to produce green hydrogen from renewable electricity and water |
333 | |||
| 10 |
NOCN Groupnocn.org.uk
A market-leading Awarding Organisation specializing in UK and international qualifications, End Point Assessment, job cards, consultancy, and research with a social focus |
324 | |||
| 11 |
Remit Choice Limitedremitchoice.com
Global money transfer service providing quick, cost-effective transfers from various countries to multiple destinations with competitive exchange rates and efficient delivery |
300 | |||
| 12 |
ITI Groupitigroup.com
ITI Group specializes in developing and integrating digital transformation solutions for the Energy, Nuclear, and Industrial manufacturing sectors, prioritizing safety, security, and sustainability |
300 | |||
| 13 |
Pricecheck Brand Partnerspricecheck.uk.com
An international wholesaler and distributor of fast-moving consumer goods, offering a full supply chain solution and exporting to 100+ countries since 1978 |
230 | |||
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| 14 |
Synecticssynecticsglobal.com
It specializes in integrated security systems, providing surveillance solutions for various sectors, ensuring safety and operational efficiency for customers worldwide. |
219 | |||
| 15 |
CC33 FS Limitedcc33.co.uk
CC33 offers tailored marketing solutions to meet sales and marketing needs, exceeding client expectations with innovative strategies and efficient services |
199 | |||
| 16 |
The Cooper Turner Beck Groupcooperturnerbeck.com
Manufacture and supply of high strength bolts, nuts, washers for safety critical applications across diverse global industries and markets. |
122 | |||
| 17 |
Vulcan Sealsvulcanseals.com
A global supplier of mechanical seals, FEP/PFA encapsulated 'O'-rings, gland packing, and expanded PTFE gasketing, with a vast network of distributors worldwide |
51 | |||
| 18 |
Spear & Jackson UK Ltdspear-and-jackson.com
Designing, manufacturing, and assembling tools, precision measurement instruments, and magnetic technology products for global distribution and sales. |
46 | |||
| 19 |
EPC Global Solutions Europeepcglobalsolutions.uk
A global ITAD provider offering secure IT disposal solutions to help organizations achieve sustainability goals and contribute to the circular economy |
38 | |||
| 20 |
Sumo Groupsumo-digital.com
A leading group in creative development for video games and entertainment industries, with 13 studios worldwide and strong industry partnerships |
27 | |||
| 21 |
Sport:80sport80.com
Sport:80 designs, delivers, and supports innovative technologies for sports organizations to unlock the power and value of their communities |
23 | |||
| 22 |
Gripple Automationgrippleautomation.com
Innovative automation solutions provider for manufacturers, specializing in automated wire rope, packaging, and bespoke machines to streamline processes and increase output |
12 | |||
| 23 |
Apptappt-app-design.co.uk
Specialists in bespoke app, web, and software development with a focus on digital communications for UK, China, and Asian markets |
10 | |||
| 24 |
Gen-C Ltdgen-c.co.uk
Supplier of high quality parts, systems, and upgrades for critical power applications, offering expertise, consultation, and personalized service for efficient asset management |
9 | |||
| 25 |
J Newsome Toolsnewsometools.com
A third-generation family business selling a wide range of tools and providing personalized service, quality products, and a commitment to customer satisfaction |
6 | |||
| 26 |
Otaibi - Legal Companionslegalcompanions.net
An international law consulting firm offering specialized legal advice across various disciplines, combining expertise, industry knowledge, and creative solutions to achieve client goals |
2 | |||
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 11, 2026.
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