Selling into Professional Services? Here are its companies, biggest first, including Fishbeck, NV5 Geospatial and Practising Law Institute (PLI). Open a company to see its revenue range, headcount, tech stack and the people to contact.
Professional Services companies of every size, from enterprises to startups, sorted by headcount so the biggest accounts come first. Companies on the list include Fishbeck, NV5 Geospatial and Practising Law Institute (PLI). Every company profile gives you revenue range, headcount, headquarters, tech stack and an employee directory with verified emails and phone numbers.
Professional Services companies are most often headquartered in the United States, the United Kingdom, Australia, Canada, Germany and the Netherlands.
The tools most often found in the tech stacks of Professional Services companies include WordPress, Microsoft 365, Amazon Web Services, Google Cloud, Adobe Creative Cloud and iCIMS. Useful if you integrate with, complement or compete with one of them.
Open a company to see its employee directory and email format, then use LeadIQ to get verified work emails and phone numbers for the people you want to reach and push them straight to your CRM or sequencer.
Insights based on LeadIQ data refreshed in September 2026.