| # | Company | Employees |
|---|---|---|
| 1 |
AML RightSourceamlrightsource.com
Provides trained professionals for Anti-Money Laundering, Bank Secrecy Act, and financial crimes compliance, including transaction monitoring and due diligence. |
6,341 |
| 2 |
Belcanbelcan.com
Global provider of engineering, manufacturing, workforce, and IT solutions for aerospace, defense, automotive, industrial, and private sector clients for over 60 years |
5,115 |
| 3 | 2,573 | |
| 4 |
RoviSysrovisys.com
An independent control system integrator offering comprehensive process automation solutions and services with a focus on open systems and client choices |
1,841 |
| 5 |
Evoke Technologiesevoketechnologies.com
Global IT services firm delivering customized software solutions, with expertise in Digitization, App Dev, AI/ML, Cloud Enablement, CRM/ERP, and Analytics Recognized for fostering a supportive work environment |
1,476 |
| 6 |
The Planet Grouptheplanetgroup.com
A diversified organization providing human capital solutions and consulting services to Fortune 500 clients in technology, energy, finance, HR, administrative, and marketing industries |
1,417 |
| 7 |
ClaySys Technologiesclaysys.com
Leading technology consulting firm offering custom software development, RPA, NoCode, mobile/web app development, AI/ML, chatbots, and cloud computing services to global clients |
1,121 |
| 8 |
CBIZ Advisory Servicescbiz.com
A financial services division providing accounting, tax, consulting, audit, and industry-specific services to clients nationwide, in collaboration with an independent CPA firm |
1,055 |
| 9 |
Cohen & Cocohenco.com
A highly reputable tax and accounting firm offering assurance, tax, and advisory services to a wide range of clients globally Founded in 1977 with over 800 professionals |
1,045 |
| 10 |
E Tech Groupetechgroup.com
A leading engineering and system integration firm providing automation solutions to various industries with a team of over 450 engineers |
1,010 |
| 11 |
DLZ Corporationdlz.com
A top consulting firm in architecture/engineering, DLZ works on projects nationwide, focusing on client service, innovation, and turning visions into reality |
911 |
| 12 |
Burgess & Nipleburgessniple.com
Nationally recognized engineering and architecture design firm focused on developing practical infrastructure solutions with a passion for quality, safety, and sustainability |
828 |
| 13 |
GPD Groupgpdgroup.com
A multi-disciplinary firm offering architectural design, engineering, construction, telecommunications, and environmental services across various market sectors with over 700 professionals |
806 |
| 14 |
Smitherssmithers.com
A multinational provider of testing, consulting, and certification services across various industries, delivering accurate data and innovative solutions through science and expertise |
802 |
| 15 |
PTIplastictechnologies.com
Global leader in plastics packaging with expertise in preform and package design, rapid prototyping, material evaluation engineering, and package development for the industry |
782 |
| 16 | 722 | |
| 17 |
WD Partnerswdpartners.com
A customer experience-focused organization offering global services in strategy, brand, operations, design, architecture, engineering, and construction to drive change |
712 |
| 18 |
Clark Schaefer Hackettcshco.com
This company offers accounting and advisory services to clients nationwide, focusing on financial, technological, operational, and human resources support |
709 |
| 19 |
HBK CPAs & Consultantshbkcpa.com
A multidisciplinary financial services provider offering tax, accounting, audit, business advisory, wealth management, and support services to clients nationwide since 1949 |
641 |
| 20 |
Middough Inc.middough.com
A top US firm providing engineering, architectural, and management services worldwide for a range of industries since 1950 |
575 |
| 21 |
InfoTrustinfotrust.com
A privacy-centric digital analytics solutions company empowering marketers to make data-driven decisions for enterprise organizations in various industries |
166 |
| 22 |
Risk International, An Artex Companyriskinternational.com
A leading risk management consultant and employee benefits advisor, guiding clients through the complicated insurance landscape with tailored, cost-effective solutions |
88 |
| 23 |
IET, Inc. (Industrial Engineering & Consulting)ieteng.com
An industrial and manufacturing engineering firm offering consulting, hands-on support, and improving clients' competitiveness in various markets with diverse capabilities |
82 |
| 24 |
the telos institutethetelosinstitute.com
A leadership development firm offering business strategy, change management, and consulting services to business leaders across various industries and geographies |
49 |
| 25 |
STARK Industriesstark-industries-llc.com
Facilitating global collaboration to innovate and enhance medical devices and systems, ultimately improving quality of life worldwide |
41 |
| 26 |
Navigator Management Partnersavaap.com
The company offers comprehensive business services including analysis, strategic planning, change management, and deployment, with key partnerships in cloud applications |
34 |
| 27 |
CloudLogiccloudlogicit.com
Industry-leading consulting firm specializing in IT strategy, cloud enablement, transformation, cost optimization, migration services, with a focus on innovation, growth, and client success |
17 |
| 28 |
APenergyapenergy.com
An independent consulting firm with 35 years of experience in technical assessments, project installations, and developing key analytical tools for Fortune 500 companies |
11 |
| 29 |
Accelitudeaccelitude.com
Professional services company specializing in accelerating digital transformation for enterprise businesses, providing expertise in strategy development, solution implementation, and achieving exceptional results |
10 |
| 30 |
IronRimironrim.com
The company provides comprehensive cloud services, IT compliance solutions, digital modernization, Kubernetes services, and DevOps expertise for organizations |
8 |
| 31 |
Worthington Energy Consultantspilotenergy.com
A leading full-service energy brokerage and consulting company specializing in renewable and sustainable energy solutions for businesses, focusing on cost reduction and reducing carbon footprint |
7 |
| 32 |
Server Solutions, LC
Offering consulting and professional services in Self-Service, Retail Solutions, business start-up, and IT projects, guiding clients through solution deployment from acquisition to maintenance |
2 |
| 33 |
Plethora Energyplethora.energy
This company goes beyond traditional energy brokering by offering a comprehensive approach to reducing energy usage and costs for residential, commercial, and industrial clients |
2 |
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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 24, 2026.
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