The companies listed are primarily large professional services and engineering firms headquartered in Stockholm. Sweco specializes in sustainable solutions for urban areas, AFRY provides engineering and advisory services, BTS offers business consulting and simulations, and Intrum focuses on credit management. These firms collectively represent a significant portion of the professional services sector in the region.
A notable pattern among these companies is their focus on sustainability, digitalization, and urban development. Several of them, such as Rejlers and Tyréns AB, were founded in the 1940s, indicating a long-standing presence in their respective fields.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Swecoswecogroup.com
A leading consultancy co-creating sustainable solutions for urban areas through planning, design, and digital innovation with a team of 21,000 specialists |
22,591 | |||
| 2 | 19,737 | ||||
| 3 | 7,996 | ||||
| 4 |
Intrumintrum.com
A leading European credit management services company, helping businesses improve cash flow and individuals manage debt with ethical and personalized solutions |
6,595 | |||
| 5 | 4,858 | ||||
| 6 |
WSP i Sverigewsp.com
The company specializes in developing cities, transport systems, water supply, and tall buildings, with a focus on future-proofing the world |
3,014 | |||
| 7 |
Rejlersrejlers.com
A leading Nordic engineering consultancy firm providing expertise to help organizations meet societal challenges and build a sustainable future through continuous learning and development |
2,910 | |||
| 8 |
Academic Workacademicwork.com
Connecting young professionals with diverse job opportunities in finance, IT, technology, and other educational sectors during and after university. |
2,819 | |||
| 9 |
Tyréns ABtyrens.se
Consultancy specializing in sustainable urban development and infrastructure, collaborating with partners across multiple countries and focusing on research. |
2,436 | |||
| 10 | 2,345 | ||||
| 11 |
PwC Swedenpwc.se
Helping clients build trust and transform operations to enhance competitiveness through tax, audit, and advisory services nationwide. |
2,333 | |||
| 12 |
Newsecnewsec.com
A service company in real estate and beyond, providing a range of services in Property Asset Management, Advisory, Investment Management, Digital Accelerator, and Energy Transition |
2,242 | |||
| 13 | 1,978 | ||||
| 14 |
Grant Thornton Swedengrantthornton.se
Grant Thornton is a leading audit and consulting firm in Sweden, offering services in auditing, accounting, tax, and business growth advisory for entrepreneurs and companies |
1,619 | |||
| 15 |
Sigma Software Groupsigma.software
Award-winning IT partner offering comprehensive solutions to businesses globally, with 21 years experience and a workforce of 2,100 professionals |
1,598 | |||
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| 16 |
KPMG Swedenkpmg.com
Provides audit, tax, and advisory services with a global network of professionals operating in multiple countries including Sweden. |
1,510 | |||
| 17 | 1,420 | ||||
| 18 |
Governo ABgoverno.se
Governo is a management consulting firm focused on creating tailored solutions to drive development and innovation in the public sector |
1,417 | |||
| 19 |
Ludvig & Coludvig.se
Offering Swedish entrepreneurs valuable advice and services in finance, law, and real estate through a combination of local commitment and extensive expertise |
1,369 | |||
| 20 | 1,330 | ||||
| 21 |
MUMmumgroup.se
A small, personal consultancy firm offering tailored solutions in change management, business development, compliance, technology, and data-driven business intelligence to elevate businesses |
1,194 | |||
| 22 | 1,117 | ||||
| 23 |
Uniflexuniflex.se
An authorized staffing agency providing personnel for various industries, offering recruitment, and transition services in Sweden, Norway, and Finland |
986 | |||
| 24 | 915 | ||||
| 25 | 860 | ||||
| 26 |
JKLkekstcnc.com
A leading global advisory firm specializing in strategic communication, with over 250 experienced professionals across 12 offices worldwide |
848 | |||
| 27 |
Business Swedenbusiness-sweden.com
Provide strategic advice and operational support to Swedish companies for international sales and assist foreign companies investing in Sweden. |
845 | |||
| 28 |
Deloitte Swedendeloitte.se
A global professional services firm offering audit, consulting, financial advisory, risk management, and tax services to public and private clients worldwide |
824 | |||
| 29 |
Semantixsemantix.com
Leading communication partner for multilingual services with a global network of language specialists, offering industry-leading technology to private and public sector customers |
805 | |||
| 30 |
Sigma Industrysigma.se
Sigma Industry is a pioneering engineering consultancy firm with a focus on innovation, fostering a culture of entrepreneurship and professional growth for its employees |
792 | |||
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How this list is built
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 12, 2026.
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