| # | Company | Employees |
|---|---|---|
| 1 |
The Adecco Groupadeccogroup.com
Global talent company providing employability, digital and engineering solutions, and workforce optimization across multiple industries and countries. |
19,418 |
| 2 |
SPSspsglobal.com
A technology-driven business transformation company offering innovative solutions to empower organizations in adopting hybrid work concepts and drive digital transformation |
5,467 |
| 3 | 3,274 | |
| 4 |
Zühlke Groupzuehlke.com
Global innovation partner delivering working solutions for holistic growth, closing gaps between strategic ambition, tech implementation, and operational excellence across industries |
1,900 |
| 5 |
msg global solutionsmsg-global.com
Systems integrator and product innovator delivering tailored enterprise software solutions using SAP, AI, and analytics across multiple industries. |
1,656 |
| 6 |
G+D Netceteranetcetera.com
Leading European software company, specializing in future-proof digital solutions for banks, payment service providers, and insurers, creating growth opportunities. |
1,010 |
| 7 |
Cognizant Netcentricnetcentric.biz
End-to-end digital partner specializing in transforming brand experiences, enhancing customer engagement with Adobe Experience Cloud |
729 |
| 8 |
Noser Groupnoser-group.ch
A leading provider of ICT solutions and services in Switzerland, with a global presence through subsidiaries specializing in various areas of technology |
703 |
| 9 |
Adnovumadnovum.com
Swiss software provider specializing in digitalizing business processes, identity management, and security consulting for clients in banking, insurance, and public sectors |
647 |
| 10 |
SELISE Groupselisegroup.com
Designs, implements, and operates advanced technology solutions for various industries like insurance, banking, telecom, manufacturing, and retail, enhancing efficiency and customer experiences. |
632 |
| 11 |
MERAorioninc.com
A global business and technology services firm specializing in digital strategy, experience design, and engineering with over 4,000 associates worldwide |
620 |
| 12 | 542 | |
| 13 |
Axians in Switzerlandaxians.ch
Provider of ICT and telecommunications solutions, focusing on driving digital transformation for organizations through consulting, implementation, and customized services with a human touch |
538 |
| 14 | 521 | |
| 15 |
adesso Schweiz AGadesso.ch
This company optimizes core business processes through modern IT, combining expertise, knowledge, and teamwork to ensure successful customer projects |
469 |
| 16 |
Health Info Net AG (HIN)hin.ch
The company protects patient data in the digital world and provides a secure communication standard for healthcare professionals in Switzerland |
329 |
| 17 |
Ergon Informatik AGergon.ch
Specializes in custom software development and advanced IT solutions, focusing on customer benefits and anticipating technology trends. |
325 |
| 18 |
CREALOGIXcrealogix.com
Global fintech organization empowering banks and wealth management firms with innovative technology, driven by expertise, team spirit, and passion for shaping the future of fintech |
289 |
| 19 |
SPIE Switzerlandspie.ch
Provides efficient, connected, sustainable ICT, multi-technical services, and FTTx infrastructures, including real estate management and fiber optic network deployment, across Switzerland. |
282 |
| 20 |
Sixsentixsixsentix.com
A leading provider of Software Testing Services with Visual Analytics and Reporting, helping enterprises accelerate their Software Delivery for faster time-to-market |
276 |
| 21 |
Holycode™holycode.com
Cutting-edge software development and IT nearshoring company, specializing in end-to-end projects, ERP systems, and providing great working conditions for employees |
276 |
| 22 |
Netcloud – ICT Professionalsnetcloud.ch
A leading ICT company with over 250 employees specializing in Cyber Security, Network, Collaboration, Datacenter, and Cloud solutions, trusted by 600+ clients |
261 |
| 23 |
WellDevwelldev.io
An agile software development company based in Switzerland, offering high-quality IT services with expertise in various technologies, helping clients achieve their goals across multiple sectors |
211 |
| 24 | 205 | |
| 25 |
DQ Solutionsdq-solutions.ch
The company provides support for businesses and schools in evaluating, procuring, and integrating Apple products, along with training, rollout planning, and managed services |
195 |
| 26 | 187 | |
| 27 |
Myriad Group AGmyriadgroup.com
Specializes in mobile technology solutions enabling enterprises and operators to deliver secure, reliable, and cost-effective mobile services globally. |
168 |
| 28 |
Bandarabandara.ch
VR/AR Content Studio specializing in creating immersive Virtual Reality, Augmented Reality, and 360° video experiences for audiences to engage with |
155 |
| 29 |
IPGipg-group.com
Leading provider of Identity and Access Management solutions in Europe, offering comprehensive protection of user data and access rights, as well as Customer IAM solutions |
155 |
| 30 | 151 | |
| 31 |
NTT DATA Business Solutions CHnttdata-solutions.com
NTT DATA Business Solutions drives innovation, improves SAP solutions, and partners with businesses to navigate technological advancements for successful project outcomes worldwide |
136 |
| 32 |
mesoneermesoneer.io
Specializing in digital solutions for finance and insurance, we offer innovative products in digital identification, conversational AI, and open banking, automating processes for efficiency |
114 |
| 33 |
Enterprise Botenterprisebot.ai
Provides AI-powered automation and analytics integrated with major software to enhance customer interactions, operational efficiency, and data security. |
98 |
| 34 |
braintecbraintec.com
Specialized in delivering customized Odoo ERP solutions, offering consultation, implementation, training, hosting, and support across Europe. |
88 |
| 35 |
Trivadis - Part of Accentureaccenture.com
An IT service provider supporting clients through digital transformation, refining business models, and maximizing data value through platforms and solutions |
85 |
| 36 | 81 | |
| 37 |
HICO Group AGhico-group.com
IT consulting firm providing tailored BI solutions to medium and large companies, emphasizing intuitive data visualization and professional communication for improved decision-making |
80 |
| 38 |
Advellence Solutions AGadvellence.com
Advellence helps companies evolve through digitization strategies, technology partnerships, expert teams, and innovative technology products for sustainable digital transformation |
77 |
| 39 |
Radityradity.com
Radity specializes in developing digital products, web, and mobile applications for clients of all sizes, focusing on user experience, ROI, and scalability |
76 |
| 40 |
BlueCare AGbluecare.ch
Innovative healthcare technology solutions provider specializing in digital networking, software development, process optimization, and data analysis for the healthcare industry |
69 |
| 41 |
Orbium | Part of Accenture Wealth Managementaccenture.com
A global team with 25+ years experience offering end-to-end solutions for traditional and innovative wealth management firms |
66 |
| 42 |
W4 Marketing meets ITw-4.ch
Connecting marketing expertise with advanced IT solutions for over 25 years, specializing in marketing automation, digital platforms, AI marketing, and data management |
65 |
| 43 | 64 | |
| 44 |
MondayCoffeemondaycoffee.com
Specializing in Microsoft 365 technologies, this company in Switzerland and Germany helps businesses embrace modern work and unleash their potential with expert guidance |
63 |
| 45 | 63 | |
| 46 |
Customize AGcustomize.ch
Specialists in creating and implementing ERP solutions using Abacus Business Software, with extensive experience and expertise in Swiss ERP solutions |
63 |
| 47 |
Vision-Inside AGvision-inside.ch
A people-focused digital company specializing in Smart Building, Security, Cloud, Work Smart, and Infrastructure, promoting future-oriented collaboration through innovative solutions |
60 |
| 48 | 60 | |
| 49 |
MACD – Ein Teil der Foconis Gruppefoconis.de
Specialist in electronic trading with over 20 years of experience, offering software development, project management, consulting, hosting, and support services to financial institutions |
59 |
| 50 |
Datahouse AGdatahouse.ch
Datahouse offers a unique combination of data analysis and software development services, delivering tailored solutions and decision-making tools to clients across industries |
57 |
| 51 |
Reuss Private AGreussprivate.com
An independent wealth management company offering investment consultancy, asset management, IT services, and outsourcing for international private customers and family offices |
57 |
| 52 |
Polynorm Software AGpolynorm.ch
IT solutions provider for small and medium sized companies in retail, wholesale, manufacturing, and production, offering ERP, BI, E-Business, POS, DMS, PIM solutions, and IT services |
50 |
| 53 | 48 | |
| 54 |
Logicare AG - ein Unternehmen der Avectris AGlogicare.ch
Specialized IT service provider for healthcare providers, offering tailored solutions, IT sourcing, service desk support, and expert consultancy for over 6000 users in the healthcare sector |
48 |
| 55 |
risktec | transform to avantgarderisktec.io
Revolutionizing the risk industry by combining risk intelligence with modern technologies, offering digital strategies, products, and platforms to drive success |
47 |
| 56 |
Open Circleopen-circle.ch
The company provides IT solutions to help individuals, businesses, and states navigate the digital world independently and securely through independent IT solutions and expertise |
46 |
| 57 |
Hürlimann Informatik AGhi-ag.ch
IT service provider and hardware/software supplier with over 25 years of experience, specializing in IT solutions for public administrations and SMEs Renowned for long-term partnerships and excellent service |
44 |
| 58 | 43 | |
| 59 |
Intelligent Media Systems AGim-systems.com
A full service provider specializing in smart software solutions, training concepts, and media for businesses, prioritizing innovation, quality, and partnership |
42 |
| 60 |
SWQA Solutions GmbHswqa-solutions.com
SWQA Solutions is a Switzerland-based software development and testing company providing expertise in testing methodologies, tools, and processes to ensure high quality and timely deliverables |
40 |
| 61 |
bitvoodoocommunardo.ch
Swiss provider specializing in collaborative workplace solutions, including intranets, knowledge-sharing platforms, and Atlassian-verified add-ons Offers installation, configuration, support, and training services |
39 |
| 62 |
VSHN AG - The DevOps Companyvshn.ch
System engineers providing DevOps consulting, scalable web application development, system architecture advice, and cloud-based application operations globally. |
39 |
| 63 |
AVANADE SWITZERLAND GMBHavanade.com
A leading provider of innovative digital services, business solutions, and design-oriented applications with 29,000 experts in 23 countries serving clients across industries |
36 |
| 64 |
AMROS Group®amrosglobal.aero
Technical consulting, CAMO services, and proprietary digital asset management software for aircraft records, focusing on data management and regional aviation support globally. |
33 |
| 65 | 30 | |
| 66 |
Deep Impact AGdeep-impact.ch
Accelerating ideas to success through outsourcing innovation, building platforms efficiently, and implementing digital transformations for various industries with customer feedback |
29 |
| 67 |
Naviquescigility.com
The company is a start-up specializing in implementing enterprise data platforms, AI/ML use cases, data architecture consulting, and data engineering services |
29 |
| 68 |
Axisbitsaxisbits.ch
Simplifying and democratizing software development with clear solutions, trustworthy partnership, and a commitment to bringing clients' visions to life |
28 |
| 69 | 27 | |
| 70 |
Option 4.0 AGoption40.com
Cloud-based Innovation and technology services provider specializing in digital strategy, software development, IoT solutions, AI, and DevOps optimization for global organizations |
26 |
| 71 |
Graphax AG - IT Services & Document Solutionsgraphax.ch
Specialists in Document Solutions and IT Services, offering innovative, reliable, and customized solutions including printing, automated document management, and IT infrastructure services in Switzerland |
25 |
| 72 | 25 | |
| 73 |
Dinotronic AGdinotronic.ch
A dynamic ICT company in Zurich specializing in digital workplace solutions for SMEs, focusing on maximizing productivity, mobility, security, and cost efficiency |
25 |
| 74 |
Bix Bytes Solutions Pvt Ltdbixbytessolutions.com
A professional IT services company based in Switzerland and India, specializing in reporting, data integration, custom application development, and IT business consulting |
23 |
| 75 |
BLUEBIRD Consulting AGbluebird-ag.com
This management consultancy specializes in digital transformation of financial functions, focusing on customer needs and supporting CPM solutions for businesses |
22 |
| 76 | 19 | |
| 77 |
PTA Schweiz IT-Beratungpta.ch
With 50 years of IT and consulting experience, we offer services for optimizing business processes in industries like diagnostics, life science, and insurance |
19 |
| 78 |
BSgroup Data Analytics AGbsg-da.ch
The company specializes in collecting and processing process-relevant information, providing expertise in data analytics, digital transformation, and modern Data Platform implementation |
16 |
| 79 |
UFirst Groupufirstgroup.com
Specializing in digital transformation, E-commerce, app, and software solutions, offering tailored services for companies with expertise in industries like construction, telecommunications, and hospitality |
13 |
| 80 |
Enerlyticaenerlytica.com
Specializing in data analysis for the energy market, the company helps businesses create value from data by addressing challenges such as new business opportunities and process optimization |
11 |
| 81 |
szimfoniszimfoni.com
ORCHESTRA supports organizations in transforming into service-oriented entities with a service management platform, innovative processes, business models, and optimization services |
11 |
| 82 |
EFC GmbHefcgmbh.ch
Innovative e-commerce company offering end-to-end solutions in online portals, digital business processes, marketing, media production, and business intelligence with a collaborative team approach |
11 |
| 83 |
BaXian AGbaxian-group.com
Management consultancy specializing in IT security, data analytics, risk management, and compliance for well-known global companies using professional teams with extensive experience. |
9 |
| 84 |
streamnow agstreamnow.ch
Digitizing real estate processes for residential, commercial, and mixed-use properties using web, app, and digital signage technologies for seamless communication and automation |
8 |
| 85 |
vidalligence - transform | innovate | elevatevidalligence.com
A business consulting company specializing in technology and AI solutions, offering innovative training programs to enhance customer engagement, drive innovation, and empower skill development |
8 |
| 86 |
FACT Schweiz AGfact.ch
An international financial solutions provider specializing in finance, accounting, and data management, offering services and software products with expertise in various industries |
5 |
| 87 |
DGC Internationaldgc.org
A company providing comprehensive cyber security solutions, managing risks, reducing dangers, and protecting businesses from cyber threats with transparency and awareness |
4 |
| 88 |
AIA · Planon CHplanonsoftware.com
This company offers consulting and solutions for Real Estate and Facility Management with a focus on Planon Universe, integrating Swiss standards and latest technologies |
4 |
| 89 |
Profaileprofaile.com
Swiss-based team of engineers and entrepreneurs creating innovative platforms and sharing knowledge with young professionals to disrupt and enhance business experiences |
2 |
| 90 |
SIM Global Advantagesimglobal.ch
A company specializing in quantitative finance solutions, leveraging advanced methodologies to help institutional investors achieve superior return/risk profiles with tailor-made solutions |
2 |
| 91 | 1 |
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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 Oct 24, 2026.
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- Publicly traded companies in Canton of Zurich 39
- AI-native companies in Canton of Zurich 38
- Medical Equipment Manufacturing companies in Canton of Zurich 38
- Family-owned companies in Canton of Zurich 37
- Venture capital and private equity firms in Canton of Zurich 37
- Medical device companies in Canton of Zurich 34
- Pharmaceutical companies in Canton of Zurich 33
- Hospitals and Health Care companies in Canton of Zurich 32
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- Distributors and wholesalers in Canton of Zurich 32