Professional Services Companies in Virginia: 66 Verified Firms
Secwyn has verified 66 professional services companies based in Virginia. The largest groups are Temporary Help Services (23); Engineering Services (13); and Employment Placement Agencies (12). By headcount, 68% have 51–200 employees, 24% have 201–500 employees, and 8% fall in other size bands. Richmond and Tysons have the most (8 each), followed by Reston (5).
Company size
- 11–50 employees1 · 2%
- 51–200 employees45 · 68%
- 201–500 employees16 · 24%
- 501–1,000 employees3 · 5%
- 1,001–5,000 employees1 · 2%
Top cities
- Richmond8 · 12%
- Tysons8 · 12%
- Reston5 · 8%
- Chesapeake4 · 6%
- Lynchburg4 · 6%
- Sterling4 · 6%
- Arlington3 · 5%
- Herndon3 · 5%
Cities with fewer than 3 companies are not listed.
Largest sub-industries
| Sub-industry | NAICS | Companies |
|---|---|---|
| Temporary Help Services | 561320 | 23 |
| Engineering Services | 541330 | 13 |
| Employment Placement Agencies | 561311 | 12 |
| Landscaping Services | 561730 | 5 |
| Architectural Services | 541310 | 4 |
| Administrative Management and General Management Consulting Services | 541611 | 3 |
| Solid Waste Collection | 562111 | 3 |
| Executive Search Services | 561312 | 1 |
A sample of these companies
A few of the 66 professional services companies in Virginia. Names, websites and contacts are shown after you sign up.
Company #1 · name shown after sign-up
Employment Placement Agencies · 201–500 employees · Tysons
Company #2 · name shown after sign-up
Engineering Services · 51–200 employees
Company #3 · name shown after sign-up
Temporary Help Services · 51–200 employees
Company #4 · name shown after sign-up
Landscaping Services · 51–200 employees · Sterling
Company #5 · name shown after sign-up
Architectural Services · 51–200 employees · Richmond
Company #6 · name shown after sign-up
Other Accounting Services · 51–200 employees · Lynchburg
Find the Virginia professional services companies that fit what you sell
Describe what you sell and Secwyn shows the companies most likely to buy it, with the reasons for each match. Sign up free and your first 3 company reveals are on us: name, website, description with its source, contact channels and the roles to contact.
How Secwyn verifies these companies
- Every company description is a sentence visible on the company's own website. Inside the product, each one links to its source page.
- Each company has a NAICS industry code, the US government standard for classifying businesses.
- All companies are based in the United States. Location and size come from public sources, including company filings and People Data Labs.
Data updated October 6, 2026.