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Who is Apex? We’re a team of award-winning professionals who tackle environmental challenges to save our clients time and money. If you’re seeking responsive service and real-time results, contact us! We’d be happy to help. If you provide that caliber of technical excellence, contact us as well! We’re always seeking top talent. Our competitors tout results. We deliver them. We saved one client over $30M while helping them achieve local community support and national recognition. But don’t take our word for it. Ask our clients. Partner with Apex. Discover what sets us apart. You’ll be glad you did. About Apex Established in 1988, Apex is a national multidisciplinary consulting and engineering services firm with a robust portfolio of capabilities in water; environment; environmental, social, and governance (ESG) and resiliency; health and safety; compliance and assurance; and infrastructure. Rated #13 as an ENR All-Environmental firm and #68 in the top 200 overall, we are known for our technical expertise, rapid response, operational integrity, and exceptional client satisfaction. We operate in all 50 states and maintain a highly capable and diverse team of scientists, geologists, engineers, technicians, and information management specialists. At Apex, we pride ourselves on our culture of diversity and inclusion. We respect and appreciate the rich differences that race, gender identity and expression, family, sexual orientation, age, national origin, work experience, education, physical ability, and religion bring to the fabric of our organization. For Apex, it’s not just a box to check. We believe it’s the collaborative foundation that drives our success.

Website http://www.apexcos.com
Revenue $284.4 million
Employees 1,620 (927 on RocketReach)
Founded 1988
Address 2101 Gaither Rd Suite 500, Rockville, Maryland 20850, US
Phone (301) 417-0200
Fax (281) 487-3980
Technologies
Industry Environmental Consulting, Compliance, Environmental Services, Management Consulting, Business Services, Professional Services, Engineering, Information Management, Waste Management, Sustainability, Air Quality, Water, Water Resources, Natural Resources, Oil & Gas, GSA, Litigation and Transaction Services, Emergency Response, Health & Safety, Natural Resources Compliance and Permitting
Web Rank 2 Million
Keywords Environmental Consulting, Environmental Services, Environmental Engineering, Environmental Consulting Services, Environmental Remediation, Site Remediation, Environmental Remediation Services, Sustainability Solutions, Environmental Compliance, Sustainable Solutions, Environmental Protection, Pollution Control, Waste Management, Risk Assessment, Cost Savings, Efficiency, Project Management, Responsive Service
Competitors Jacobs, AECOM, Baker Hughes, HDR, Tetra Tech, Golder Peru S.A., Stantec, Sierra Club, Cardno TEC, Inc. +38 more (view full list)
SIC SIC Code 874 Companies, SIC Code 87 Companies, SIC Code 899 Companies, SIC Code 89 Companies
NAICS NAICS Code 56121 Companies, NAICS Code 561 Companies, NAICS Code 56 Companies, NAICS Code 54 Companies, NAICS Code 5612 Companies, NAICS Code 561210 Companies, NAICS Code 541 Companies

Apex Companies, LLC Questions

The Apex Companies, LLC annual revenue was $284.4 million in 2026.

Matt Hardesty is the CFO of Apex Companies, LLC.

927 people are employed at Apex Companies, LLC.

Apex Companies, LLC is based in Rockville, Maryland.

The NAICS codes for Apex Companies, LLC are [56121, 561, 56, 54, 5612, 561210, 541].

The SIC codes for Apex Companies, LLC are [874, 87, 899, 89].

Top Apex Companies, LLC Employees

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