These professional services firms in Jacksonville primarily operate in human resources, IT consulting, and staffing. The list includes large global solution providers such as LHH, which offers HR advisory and recruitment services, and The Haskell Company, specializing in integrated design and construction solutions. Bridgenext focuses on digital products and solutions, while RS&H is an architecture, engineering, and consulting firm. Farah & Farah Personal Injury Lawyers provides legal support in injury cases.
Most of these companies are well-established, with several founded in the mid-20th century, like The Haskell Company (1965) and RS&H (1941), indicating a mature professional services market. There is a notable cluster of IT services and consulting firms, including Bridgenext, Consulting Solutions, and Emtec Inc., demonstrating a strong presence of technology-focused professional services.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 | 25,394 | ||||
| 2 |
The Haskell Companyhaskell.com
Provides integrated design, engineering, construction, and consulting solutions for complex capital projects across industrial and commercial markets worldwide. |
2,873 | |||
| 3 |
CSI Companiescsicompanies.com
A boutique division of RGF Staffing, CSI Companies delivers workforce solutions nationwide, offering personal service and remarkable experiences for 27 years |
2,773 | |||
| 4 |
RS&Hrsandh.com
A leading architecture, engineering, and consulting firm with over 80 years of experience, focused on exceptional work, innovation, and community impact |
2,003 | |||
| 5 |
Bridgenextbridgenext.com
A global digital consultancy specializing in creating innovative digital products, experiences, and solutions, while also providing services in automation, data engineering, and brand elevation |
1,919 | |||
| 6 |
Pontoon Solutionspontoonsolutions.com
Simplify and optimize contingent workforce management using technology and expertise, delivering MSP, procurement, and talent advisory globally. |
1,517 | |||
| 7 |
GEE Groupgeegroup.com
Specialized staffing solutions provider with a history dating back to 1893, offering staffing services in IT, engineering, finance, healthcare, and more |
1,030 | |||
| 8 |
Consulting Solutionsconsultingsolutions.com
Leader in technology solutions and services offering expertise in advanced analytics, agile development, cybersecurity, ERP, and more to drive enterprise transformation initiatives |
811 | |||
| 9 |
Emtec Inc.bridgenext.com
Global IT consultancy specializing in helping organizations drive transformation and growth through enterprise technologies, innovative processes, advisory, applications, automation, analytics, cybersecurity, and infrastructure services |
635 | |||
| 10 |
The HCI Groupthehcigroup.com
Global healthcare IT consulting and technology solutions provider focused on innovation, cost reduction, and digital transformation across multiple international markets. |
523 | |||
| 11 |
Farah & Farah Personal Injury Lawyersfarahandfarah.com
A legal team in Florida and Georgia specializing in various injury cases, providing dedicated support and effective communication for clients |
519 | |||
| 12 |
CSI Healthcare ITcsicompanies.com
Leading provider of healthcare IT talent and solutions, offering staff augmentation and EHR services Award-winning support for healthcare systems |
468 | |||
| 13 |
SNI Companiessnicompanies.com
Specializing in recruitment and staffing services in IT, Accounting, Finance, Admin, Legal, Energy, and Banking realms, connecting people with positions |
455 | |||
| 14 |
EQspecialcounsel.com
Specializing in legal consulting, this division offers innovative solutions in IT, cybersecurity, data analysis, information governance, and managed review services |
416 | |||
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. | |||||
| 15 |
PRIME AE Group, Inc.primeeng.com
A fast-growing architecture and engineering firm solving real-world challenges, providing a range of professional A/E services with over 450 employees |
382 | |||
| 16 |
Daltondaltonagency.com
A 30+ year old company with 100+ employees and 3 offices, focused on understanding and helping clients succeed through curiosity and honesty |
349 | |||
| 17 |
England-Thims & Miller, Inc.etminc.com
A team of Infrastructure and Development Consultants providing innovative planning, engineering, and construction management for real estate and transportation projects |
324 | |||
| 18 |
Tactical Air Supporttacticalairsupport.com
Tactical Air Support offers tailored training and consulting services for government and industry, utilizing experienced aviators and cost-effective solutions |
312 | |||
| 19 | 259 | ||||
| 20 |
Ameri-Force, Inc.ameriforce.com
A leading skilled trades staffing company connecting top talent with reputable employers across various industries, specializing in seamless placements |
255 | |||
| 21 |
MoneySolvermoneysolver.org
A national financial services company based in Florida that aids individuals and businesses with student loans, taxes, credit, and business challenges |
242 | |||
| 22 |
Growth Eragrowthera.com
A leading Sales Development as a Service company providing high quality Sales meetings and cost-effective solutions through a full-scale, multi-channel approach |
203 | |||
| 23 |
TOTE Servicestoteservices.com
A leading US-based ship management company providing full technical and partial management/crewing services for vessels in different maritime markets |
199 | |||
| 24 |
Hueman RPOhuemanrpo.com
Highly efficient Recruitment Process Outsourcing (RPO) partner focused on attracting and retaining top talent by putting people first in all aspects of recruitment |
199 | |||
| 25 |
GlobalOptions, now CoventBridge Groupcoventbridge.com
A worldwide investigative services company offering surveillance, claims investigation, fraud prevention, record retrieval, social media analysis, and vendor management programs with top-tier data security |
185 | |||
| 26 |
Exlog Globalexlog-global.com
Veteran-owned risk management company offering global monitoring, protective intelligence, risk advisory, and critical incident response services to enhance client resilience worldwide |
113 | |||
| 27 |
Future Technology Associates, LLC.fta-llc.net
Providing business consulting and technology advisory services, specializing in consulting and financial systems for state and local government clients |
4 | |||
| 28 |
Golden Ratio Consulting Group Inc. - Jacksonville Institute of Science and Technology
Business consulting firm specializing in analyzing, managing, and rethinking business models for digital transformation Providing comprehensive services from strategy to execution |
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 12, 2026.
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The same list elsewhere in United States
- Professional services firms in the United States 7,079
- Professional services firms in New York State 955
- Professional services firms in California 880
- Professional services firms in Texas 629
- Professional services firms in Florida 375
- Professional services firms in Virginia 344
- Professional services firms in Illinois 339
- Professional services firms in Massachusetts 249
- Professional services firms in New Jersey 249
- Professional services firms in Georgia 246
- Professional services firms in Pennsylvania 245
- Professional services firms in Ohio 195
- Professional services firms in Maryland 176
- Professional services firms in Michigan 173
- Professional services firms in Washington State 163
- Professional services firms in North Carolina 142
- Professional services firms in Alabama 136
- Professional services firms in Minnesota 124
- Professional services firms in New York 735
- Professional services firms in Chicago 196
- Professional services firms in Houston 156
- Professional services firms in Atlanta 143
- Professional services firms in San Francisco 130
- Professional services firms in Washington 109