Top Professional Services Companies (10,000+)

Clary & Associates, Inc. is a professional surveying and mapping firm founded in 1983, serving North Florida and the Southeastern United States. The company specializes in large-scale, multi-phase subdivisions, commercial development, transportation projects, and subsurface utility engineering. They provide tailored solutions for a diverse range of clients, including government agencies, law firms, and residential and commercial developers.

Hoyle Tanner & Associates, Inc. is a civil engineering firm providing expertise in aviation, bridges, wastewater, stormwater management, civil site development, and transportation projects for municipal, state, federal, and private clients.

Technica Mining is a Canadian full-service mining contractor headquartered in Sudbury, Ontario, with offices in Timmins and Val-d’Or. Established as an underground construction company, it now supports mining projects from planning and engineering through execution and closure. Its services include underground and surface mining, development and production, electrical work, shaft maintenance, equipment rentals and rebuilds, engineering, and maintenance shutdowns, emphasizing...

INVIRO Engineered Systems Ltd. is a full-service Canadian engineering and sustainability firm specializing in mechanical and electrical systems. Their mission is to lead the ICI sector by constructing high-performance buildings that prioritize safety, comfort, and environmental mindfulness. They provide a comprehensive range of services, including mechanical and electrical engineering, project management, LEED consulting, and building automation to create sustainable, efficient...

NPI is a spend management consulting company that helps businesses identify and eliminate overspending on technology, telecom, and shipping. They provide transaction-level price benchmark analysis and negotiation intelligence to enable IT buying teams to achieve savings.

LeadCar Systems, Inc. partners with automotive retail dealerships to provide a comprehensive array of administrative services and support solutions. Their focus includes enhancing dealership operations by offering specialized support in critical areas such as compliance, risk management, human resources, IT, and marketing, allowing dealerships to focus on their core operations while ensuring operational efficiency and regulatory adherence.

Corsearch intelligent Trademark & Brand Protection solutions are revolutionizing how companies commercialize and protect their most valuable assets. Trusted by over 5,000 customers worldwide, Corsearch delivers AI-powered data, deep analytics, and professional services that support brands to market their assets, drive growth, and optimize brand presence against infringement. Without the right intellectual property, companies have little more than good ideas. Corsearch's...

Hanley Foundation's mission is to eliminate addiction through prevention, advocacy, treatment, and recovery support, aiming to change the face of addiction by educating, changing minds, and saving lives.

Targeted Solutions, LLC is a Service-Disabled Veteran-Owned Small Business providing a wide range of security, analytical, technical, and acquisitions support services to both corporations and agencies at all levels. Founded in 2018, the firm specializes in cybersecurity and information security, offering world-class technical and administrative services and product support to a diverse set of public and private sector clients.

ERG is a multidisciplinary consulting firm offering a broad range of professional services. From offices across the country, we serve a spectrum of public and private clients, including federal agencies, state governments, corporations, and universities.

Priority Title & Escrow is a full-service title company providing title insurance, escrow services, and real estate settlement processes across all 50 states, aiming for a smooth and convenient experience.

PKF is a global family of legally independent professional services firms bound together by a shared commitment to quality, integrity and the creation of clarity in a complex regulatory environment. With offices in 440 cities, we operate in 150 countries across 5 continents and specialise in providing high quality audit, accounting, tax, legal and business advisory services to international and domestic...

Braven is a non-profit organization that empowers promising college students by equipping them with the skills, networks, and confidence necessary to secure strong first jobs and achieve economic mobility.

Ascendant Program Services, LLC provides expert management solutions for the built environment, specializing in facilities, infrastructure, and real estate solutions worldwide. The company uniquely integrates team competencies across the entire development lifecycle—from initial feasibility and planning studies to design, construction and follow-on sustainment operations—serving a diverse range of public and private sector clients to ensure the successful delivery of complex...

Acme Ventures LLC specializes in information, media, and technology to provide new solutions in the news, advertising, and business media industries.

Strategic Systems International (SSI) is a fast-growing Advanced Analytics and Software Engineering firm that partners with tech companies to help them launch and scale their products. The company was launched in 1991 by alumni of University of Chicago and Northwestern has grown to 200 employees with presence in US, Europe and Asia. We architect a

RISE creates opportunities for individuals and families to thrive by providing high-quality services for people with developmental disabilities, behavioral health needs, and other special needs. They offer a range of services including residential care, day programs, employment assistance, and home and community-based support.

JBPro is a site development design and consulting firm based in North-Central Florida, established in 1995. They provide comprehensive services including civil engineering, land surveying, land planning, construction services, GIS, and landscape architecture for residential, commercial, and institutional projects. The firm is dedicated to client advocacy, community development, and delivering high-quality, accurate, and timely engineering solutions to help clients achieve...

Headstart Health empowers BCBAs to build and run independent ABA practices, providing operational support, software, and services for autism-focused therapy to ensure high-quality care.

First Fertility is a trusted network of fertility clinics across the United States that provides comprehensive and customized care for patients seeking to grow their families. The company partners with leading reproductive endocrinology practices to offer advanced reproductive medicine, including in vitro fertilization (IVF) and intrauterine insemination (IUI), while providing strategic business management services to ensure high-quality patient outcomes.