| # | Company | Employees |
|---|---|---|
| 1 |
Insight Globalinsightglobal.com
Providing global staffing and professional services with technical advisors and culture consultants to Fortune 1000 companies across multiple industries. |
19,744 |
| 2 |
OneDigitalonedigital.com
Provides personalized, tech-enabled insurance, financial services, and HR solutions, empowering employers and individuals for health, success, and financial security, trusted by over 100,000 businesses. |
3,850 |
| 3 |
Cordencecordence.com
Global management consulting partnership providing agile, sustainable solutions for enterprise and government clients worldwide through independent Member Firms with diverse expertise and capabilities |
2,439 |
| 4 |
North Highlandnorthhighland.com
North Highland is a leading transformation consultancy that helps businesses make lasting progress by focusing on people in workforce, customer, and operational decisions |
2,029 |
| 5 |
Secretariatsecretariat-intl.com
A global team of experts providing specialized services in high-stakes legal, risk, and regulatory matters for top law firms, corporations, and governmental entities |
1,587 |
| 6 |
Various Companieslinkedin.com
A page for consultants, companies, and individuals to enhance their profiles with aesthetically pleasing icons, catering to a variety of industries |
1,466 |
| 7 |
MJV Technology & Innovationmjvinnovation.com
Global consulting firm combining AI, technology, design, and culture to drive business growth, innovation, and organizational transformation worldwide. |
1,186 |
| 8 |
TRC Talent Solutionstrctalent.com
A full-service talent solutions provider with over 40 years of industry experience, committed to providing high-level service built on values |
897 |
| 9 |
Sales And Marketing Advisorssalesandmarketingadvisors.com
A consultancy specializing in revenue growth, providing expert support to Sales and Marketing teams to drive success through best practices and training |
613 |
| 10 |
World 50 Groupworld50.com
A global network of top executives sharing insights, navigating challenges, and evolving as leaders to drive impact at scale Membership by invitation only |
577 |
| 11 |
Goods & Servicesgoodsandservices.com
NearShore Technology offers IT project development and team enhancement services in North America, specializing in high-tech, health care, and financial enterprises |
434 |
| 12 |
Tatum by Randstadrandstadusa.com
Providing interim C-suite executives and senior consultants to manage complex challenges in finance, technology, compliance, and transactions through project support and executive search. |
359 |
| 13 |
GGG Partners, LLC (Previously Grisanti, Galef & Goldress)gggpartners.com
GGG Partners specializes in transforming under-performing companies through financial and operational restructuring, providing interim leadership, and advising senior management for successful turnarounds |
327 |
| 14 |
Insight Sourcinginsightsourcing.com
A team of sourcing experts specializing in procurement optimization and procurement value creation, offering tailored strategies for corporations and Private Equity firms |
255 |
| 15 |
TechCXOtechcxo.com
TechCXO provides on demand interim executives for high potential companies, offering access to proven executive talent without the need for full-time commitments |
240 |
| 16 |
MERUwearemeru.com
Professional services firm delivering operational diligence, performance improvement, turnaround, restructuring, and data insights for middle-market companies. |
187 |
| 17 |
Procure Analyticsprocureanalytics.com
Data-driven group purchasing organization optimizing indirect procurement spend categories with $17B+ leverage, AI, and dedicated advisors for ongoing value and supply chain resiliency |
179 |
| 18 |
BCG BrightHousebcgbrighthouse.com
This company specializes in helping client organizations discover their purpose, transform culture, accelerate growth, and infuse meaning into their brands globally |
174 |
| 19 |
Collective Insightscollectiveinsights.com
A management and technology consulting firm dedicated to putting clients first, fostering a strong company culture, and giving back to the community |
170 |
| 20 |
Furthergofurther.com
A data, cloud, and AI company helping businesses make informed decisions by turning raw data into actionable insights Own the unknownâ„¢ |
158 |
| 21 |
Miles Mediation & Arbitrationmilesadr.com
Provides alternative dispute resolution services for complex, high-value disputes across various legal and commercial sectors nationwide. |
152 |
| 22 |
jhhjhhdigital.com
Specializing in fractional CMO services, this company offers brand strategy, visual identity design, and social media management solutions to businesses |
152 |
| 23 |
FRONTLINE Sellingfrontlineselling.com
Specializing in outbound lead generation, we help create meaningful interactions and authentic sales conversations to connect sales reps with key prospects effectively |
66 |
| 24 |
IMCimc.consulting
A management consulting firm that drives positive outcomes for brands through talent management, branding, video production, marketing, technology, and customer acquisition services Focused on creating inclusive cultures |
54 |
| 25 |
OFFICE ANGELS®officeangels.us
A company providing cost-effective business services solutions, connecting small businesses with skilled professionals for administrative, marketing, HR, and other office functions |
15 |
| 26 |
K.L. Scott & Associates, LLC.klscottassociates.com
A consulting firm specializing in management and IT services for government agencies, offering social equity advisory, digital transformation, strategic planning, and data analytics |
12 |
| 27 |
TechFintechfinllc.com
An executive management consultant group advising startups and small businesses with expertise in IT, finance, eCommerce, and various industries |
12 |
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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 Oct 9, 2026.
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