Apex Companies

Apex Companies is a national consulting and engineering firm that specializes in environmental engineering, water resources, health and safety, compliance, and infrastructure solutions. Established in 1988, the company operates across all 50 states, employing a diverse team of professionals including scientists, engineers, and technicians. Apex is known for its technical excellence and commitment to client satisfaction. The firm offers a wide range of services, including environmental consulting, water resource management, civil engineering, and health and safety compliance. Apex also provides innovative solutions like their cloud-based environmental information management system, ARTEMIS®, which helps clients manage data for regulatory compliance. They focus on supporting sustainable and equitable communities through their work and corporate responsibility initiatives, serving both public agencies and private sector clients.

Environmental Services Rockville, United States Founded 1988 ~778 employees

Work at Apex Companies in HR or recruiting? Claim this page

Employees
778
+3.2% in the 3 months to Jun 2025
Revenue / employee
$458K
Revenue ~$357M
12-month attrition
7.9%
Tech: 7.2%
H1B filings, FY2026
6
Sponsors visas
Open jobs
111
Last 30 days

Salaries at Apex Companies

All salaries

4 salary profiles in the US

Pay by level, gender and ethnicity

H-1B sponsorship

H-1B Sponsorship Limited
H-1B Filings by Department
Engineering7

The department split adds up all the years listed above. FY2026 alone: 6 filings.

Peer reviews

Worked with someone at Apex Companies?

Anonymous peer reviews on OffTheRecord

Read or write a review

Similar companies

Apex Companies FAQ

How many employees does Apex Companies have?

Apex Companies has about 778 employees, up 3.2% over the 3 months to Jun 2025.

Does Apex Companies sponsor H1B visas?

Yes. Apex Companies filed 6 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Engineering roles.

What is Apex Companies's revenue per employee?

Apex Companies makes about $458K in revenue per employee, based on $356.6M annual revenue and 778 employees.

How much does Apex Companies pay?

6figr has 4 salary profiles for Apex Companies in the US, with pay broken down by role, level, gender and ethnicity on the Apex Companies salaries page. See Apex Companies salaries

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.