The professional services sector in Gelderland features a mix of large and mid-sized firms, with a notable presence of companies established in the early 2000s and more recently. Sendiri, founded in 2018, specializes in online learning and development consultancy, while Flynth provides accounting and advisory services. House of Covebo and Covebo Uitzendgroep focus on staffing and international recruitment, and EIFFEL offers business consulting in legal, finance, and process. DEKRA Nederland is involved in safety and sustainability through testing and certification.
The companies in this list primarily concentrate on professional training, accounting, staffing, and business consulting. A significant number of these firms, including Sendiri and Jua Kali, were founded around 2018, indicating a recent growth spurt in specific service areas within the region.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Sendirisendiri.nl
Learning and development consultancy specializing in online programs, community support, and guidance to empower individuals and organizations in enhancing skills and knowledge |
15,445 | |||
| 2 | 1,842 | ||||
| 3 |
House of Covebohouseofcovebo.nl
House of Covebo is a group of international recruitment companies sharing the mission of providing excellent job opportunities and support to clients |
1,561 | |||
| 4 | 1,377 | ||||
| 5 |
DEKRA Nederlanddekra.nl
DEKRA ensures safety and sustainability through testing, inspecting, and certifying products, processes, and environments to promote trust and reliability |
1,307 | |||
| 6 |
Covebo Uitzendgroepcovebo.nl
A company specializing in international labor mediation, focusing on construction, engineering, production, logistics, and healthcare sectors Committed to excellent service with a personal touch |
601 | |||
| 7 |
Jua Kalijuakali.nl
JUA KALI offers tailored accounting services to help businesses improve performance through expert advice, clear communication, and practical solutions |
584 | |||
| 8 |
ZZPbebebertels.nl
Providing occupational health services to various organizations, offering advice to both companies and employees to enhance problem-solving capabilities |
564 | |||
| 9 |
Perspectiefperspectief.eu
Perspectief is a family business challenging clients to invest in employee vitality and organizational well-being, creating a safe, healthy, and resilient work environment |
559 | |||
| 10 |
Quintes Verzekeren en Risicobeheerquintes.nl
Quintes provides personalized and expert advice on risk and insurance, building trust through understanding and efficient recommendations for reliable coverage |
416 | |||
| 11 | 373 | ||||
| 12 | 273 | ||||
| 13 | 269 | ||||
| 14 | 258 | ||||
| 15 |
MedWaymedwayzorg.nl
MedWay is a progressive organization revolutionizing the healthcare sector, offering diverse job opportunities with a focus on personalized service and professional development |
254 | |||
| 16 |
Qlip B.V. - Quality Assurance in Dairyqlip.com
The company provides independent quality assurance services for the dairy industry, conducting audits, analyses, and trainings to optimize processes and ensure safety |
225 | |||
| 17 |
Alfa Accountants en Adviseursaaff.nl
Alfa Accountants en Adviseurs provides accounting and business advisory services with over 1,000 specialists nationwide, offering local expertise and support for small and medium-sized businesses |
225 | |||
| 18 | 191 | ||||
| 19 |
BonsenReuling Accountants & Adviseursbonsenreuling.nl
BonsenReuling provides comprehensive financial, tax, and legal services, empowering clients to see the bigger picture and make informed decisions for their future growth |
184 | |||
| 20 |
Inspiroinspiro.nl
This company offers support in applying microelectronics and software, cloud communication, security protocols, and complete product development to enhance productivity and gain competitive advantage |
184 | |||
| 21 |
NRG-Officenrg-office.nl
Specializing in connecting businesses and professionals in the food and manufacturing industry supply chain through recruitment, selection, and placement services since 2006 |
183 | |||
| 22 |
Javra Softwarejavra.com
Develops future proof custom business applications, mobile apps, and e-commerce solutions while providing modernization, digital transformation, and nearshore R&D services for global clients. |
131 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 23 |
Harrowsharrows.nl
Harrows specializes in providing staffing, management, and training services in the financial and social sector, focusing on top organizations in the Netherlands |
130 | |||
| 24 |
Hezelburcht Grant & Funding Consultancyhezelburcht.com
Hezelburcht provides comprehensive grant support for clients to achieve innovative, sustainable, and societal ambitions through knowledge of regional, national, and European grant programs |
115 | |||
| 25 |
Eminent Groepeminentgroep.nl
Eminent connects technical professionals with companies in various engineering sectors, helping them achieve their goals and ambitions through motivation and practical support |
104 | |||
| 26 |
Qserve Groupqservegroup.com
Providing regulatory, clinical, and quality compliance support for medical devices and IVDs, including clinical trials and global market access. |
84 | |||
| 27 |
Energyprofsenergyprofs.nl
The company focuses on people, offering consulting services in energy sector with a sustainable approach, emphasizing leadership, change, innovation, and sustainability |
78 | |||
| 28 |
PYRAMIDEpyramide.nl
Leadership coaching, organization, team and life guidance, internationally renowned speaker, author of books, focus on flourishing through the Pyramid approach since 1992 |
66 | |||
| 29 | 61 | ||||
| 30 |
No Name B.V.weworkworldwide.com
Innovative outsourcing and outstaffing solutions in Pakistan, providing energetic tech talent with top-tier project management skills for enterprises |
60 | |||
| 31 |
Cargo Internationalcar-go.nl
Cargo International is an independent and specialized partner in automotive, import, and export services, with a team dedicated to assisting for over 25 years |
55 | |||
| 32 |
Inkassier Gerechtsdeurwaarders & Incassomgdejong.com
With 40 years of experience, the company offers nationwide debt collection and legal enforcement services to various industries, ensuring efficient and customized solutions |
47 | |||
| 33 | 37 | ||||
| 34 |
Chainresult Business Implementationchainresult.com
The company specializes in business implementation for People, Process, and Data, particularly in the context of supply chains, focusing on resilience and efficiency |
25 | |||
| 35 |
GeoSquare Expertsgeosquare.nl
Specializing in geospatial consulting, projects, and staffing with 2500 years of combined experience, providing expertise at any location with dedicated employee involvement |
21 | |||
| 36 |
PB Consultingpbconsulting.nl
Organization providing advice and interim management services, focused on partnership, reliability, quality, and integrity to ensure continuity and achieve definitive results |
18 | |||
| 37 |
Zorgplan BVzorgplan.nl
Zorgplan specializes in making changes in the healthcare sector manageable by solving problems, implementing innovative ideas, and leveraging their extensive industry experience |
13 | |||
| 38 |
MEER! accountants + adviseursditismeer.nl
Meer! provides accounting, tax advice, HRM services, and financial planning for businesses and individuals, focusing on personalized, transparent, and professional financial expertise |
12 | |||
| 39 |
RONT Management Consultantsrontmanagementconsultants.nl
RONT Management Consultants supports organizations in achieving their societal mission through expertise in Transparent Steering, Values-based Leadership, Auditing, Lean Working, and Transition/Transformation |
11 | |||
| 40 |
Beter Koersen Organisatie Ontwikkelaarsbeterkoersen.nl
A team of consultants specializing in organizational development, ensuring that clients, organizations, and employees are happy and perform better together |
10 | |||
| 41 | 9 | ||||
| 42 | 5 | ||||
| 43 |
Aisymeetaisy.nl
Partner for effective AI implementations, accelerating, optimizing, and professionalizing processes through AI tools for added organizational value and accessible AI solutions Join us for a successful future |
4 | |||
| 44 |
HyMattershymatters.com
HyMatters specializes in enabling a green hydrogen market by using locally generated energy for various applications, supporting the transition to renewable energy systems |
2 | |||
Turn this list into pipeline
Tamtam finds the decision-makers at every company on a list like this one, with verified emails, phone numbers and the buying signals that tell you when to reach out.
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.
More company lists in Gelderland
- The largest companies in Gelderland 1,100
- Multinational companies in Gelderland 194
- Manufacturers in Gelderland 105
- Companies with in-house R&D in Gelderland 101
- Retail chains in Gelderland 95
- Healthcare providers in Gelderland 86
- Critical infrastructure operators in Gelderland 82
- Hospitals and Health Care companies in Gelderland 80
- Family-owned companies in Gelderland 80
- Transportation, Logistics, Supply Chain and Storage companies in Gelderland 79
- Logistics companies in Gelderland 74
- Food and Beverage Manufacturing companies in Gelderland 61
- Software Development companies in Gelderland 61
- Hardware manufacturers in Gelderland 58
- Education providers in Gelderland 53
- Truck Transportation companies in Gelderland 53
- SaaS companies in Gelderland 53
- Food and beverage companies in Gelderland 50
- Distributors and wholesalers in Gelderland 46
- Hotel and hospitality groups in Gelderland 42
- IT Services and IT Consulting companies in Gelderland 40
- Retail companies in Gelderland 40
- Financial services firms in Gelderland 36
- Wellness and Fitness Services companies in Gelderland 36
The same list elsewhere in Netherlands
- Professional services firms in the Netherlands 739
- Professional services firms in North Holland 207
- Professional services firms in South Holland 145
- Professional services firms in North Brabant 106
- Professional services firms in Overijssel 34
- Professional services firms in Amsterdam 153
- Professional services firms in Utrecht 80
- Professional services firms in Rotterdam 61
- Professional services firms in Eindhoven 26