Top Professional Services Companies (10,000+)

Tokiye Integrated Medical Services (TIMS) Ltd is a premier indigenous health systems project development and management company based in Nigeria. The company focuses on addressing critical needs in healthcare project management with an emphasis on effective and efficient service delivery. Its expertise includes international healthcare procurement and data management, aiming to create significant value within health systems and improve the...

Collaborative for Educational Services is a non-profit educational service agency committed to reaching and educating learners of all ages. It works with educators to help students learn and succeed, addressing gaps in programs and services with high-quality, research-based solutions.

employU is a Florida-based 501(c)(3) nonprofit employment service dedicated to creating inclusive workforces for individuals with disabilities and other underserved populations. Its mission is to empower customers with the knowledge, connections, and confidence required to embark on sustainable careers through a 'one-stop-shop' approach that includes adult employment services, youth programs, employability training, paid work experience, and professional assessments.

Jackman is North America's leading transformation company. From full-scale business reinventions to focused brand transformations and refreshes, Jackman is expert at unlocking value through actionable human insight, strategy-led innovation, creative conceptualization and all-channel activation.

IRIS THAUMAS LTD. is a human resources support services firm providing human capital, recruitment, payroll, and employment compliance solutions, with expertise in areas such as aviation and cross-border employment.

Hyperion Group is a vertically integrated investor, developer, and operator of residential and mixed-use real estate with a focus on South Florida and New York. The firm utilizes its extensive financial, legal, and development expertise to identify unique opportunities, managing a portfolio of high-end residential units and mixed-use properties to deliver significant value to its investors and stakeholders.

Independent Alarm is a regional provider based in New Jersey that specializes in the installation, maintenance, and monitoring of security, fire, and life safety systems for both residential and commercial clients. They serve a wide range of industries, including healthcare, education, and retail, and have grown through strategic acquisitions to become a leading alarm company in their market.

GLI Federal Solutions, a division of Greenberg & Larraby, Inc., is a WOSB and SBA Certified HUBZone business providing innovative healthcare, technology, program management, and professional consulting solutions to federal agencies and commercial organizations nationwide. The company focuses on healthcare operations, radiology, IT modernization, and professional consulting, aiming to deliver exceptional solutions while putting people first to help organizations solve...

DKN Hotels is a premier hotel and hospitality management company headquartered in Irvine, California. Founded in 1984, it operates a diverse portfolio of owned and third-party managed Hilton, Marriott, IHG, and independent properties throughout Southern California. The company provides comprehensive services, including acquisition, investment, and operational management, focusing on maximizing stakeholder return on investment, team member engagement, and guest satisfaction.

Bios Companies, founded in 1990, is an employee-owned organization dedicated to enhancing lives by providing high-quality residential, vocational, and community services. They support individuals with intellectual, physical, and developmental disabilities through home healthcare and vocational programs. Additionally, they offer training and consulting services to care-based organizations, aiming to help people live fulfilling lives while fostering personal growth and community strength.

Procom is a leading North American provider of IT staffing and contract workforce services. They specialize in connecting businesses with high-quality technical talent through contract staffing, direct hire, and IT consulting. Additionally, Procom provides comprehensive workforce solutions, such as Employer of Record (EOR) and Agent of Record (AOR) services, designed to help organizations manage their contingent workforces and support long-term...

Meridian Health Partners is a physician-led organization specializing in post-acute and geriatric care. They provide comprehensive care for seniors in residential retirement communities and adults of all ages who require skilled nursing rehabilitation following hospitalization. Committed to optimal outcomes, the organization provides extensive support and flexibility for its providers, ensuring high-quality care across the entire senior care spectrum.

Vital Tech Solutions is a Frankenmuth, Michigan-based technology consulting and workforce-solutions firm serving Fortune 2000 organizations. It provides end-to-end technical consulting and business and technology solutions, including engineering and technology consulting, project-management services, and workforce management. Its staffing offerings include contingent workforce and staff augmentation, helping clients source and manage talent across industries such as banking, healthcare, consumer products, insurance,...

The Boutique COO provides strategic and tactical operational support to entrepreneurs and small business owners. Their services include business advisory, marketing strategy, administrative tasks, bookkeeping, and project management. Founded in 2013, the company aims to free up time for business owners by handling essential operational tasks, allowing them to focus on growth and serving their clients effectively.

Listed below are the two entities that make up SVA, a highly diversified, independent professional services firm. Each entity provides their own unique service offerings and expertise, yet all work in concert to achieve our clients’ individual and business goals. • SVA Certified Public Accountants, S.C. • SVA Consulting, LLC The cornerstone of SVA’s core values is to serve people better,...

Ascend HR Corp is a nationwide talent acquisition and HR services firm specializing in Recruitment Process Enhancement (RPE). The company provides a platform for executive recruitment and talent acquisition, offering services that include job advertisements and the development of landing pages and websites specifically designed to attract and convert talent as part of recruitment and employer branding efforts.

Wanta Thome is a plaintiff-side employment litigation firm representing workers and other clients in workplace disputes. The firm handles discrimination, harassment, retaliation, wrongful termination, wage issues, whistleblower matters, and executive employment concerns. It works on a contingency basis for many cases, seeking settlements and verdicts while measuring success by the compensation recovered for clients across Minnesota and beyond, with a...

Ingérop is an independent French engineering and consulting group specializing in sustainable mobility, energy transition, and the living environment. With over 60 years of experience, the firm provides expertise in infrastructure, town and transportation, water and environment, and energy and industrial facilities. Headquartered in Rueil-Malmaison, France, it employs approximately 1,900 people and operates in over 70 countries.

O2EPCM is a Los Angeles-based consulting firm serving government agencies, utility companies, and private clients. It provides professional, technical, and consulting services across engineering and construction, including program, project, and construction management, project controls, claims management, safety, quality assurance, inspections, design support, and staff augmentation. The company manages projects from planning through construction completion, emphasizing safety, on-time delivery, and budget...

DSS Administrative Group, Inc. is a subsidiary of DSS, Inc., a diversified holding company. The organization specializes in strategic investments and operational development across several high-profit sectors, including consumer packaging, biohealth, wealth management, and investment securities. By leveraging its foundational businesses, it aims to create synergies that fuel long-term success and sustainable growth through its diverse portfolio of business units.