Environmental Engineering Solutions | Apex Companies
The rippling surface of a body of water.

Shaping a safe, sustainable,
and equitable future.

Award-Winning Engineering and Environmental Solutions

The Latest at Apex Companies

Rockville, MD—Apex Companies, LLC (Apex) today announced the acquisition of Weiler Engineering Corporation, (Weiler Engineering), a Florida-based turnkey engineering firm...

What We Do

National Presence. Local Expertise.

Apex provides a broad range of consulting, engineering, and compliance services across water, environment, ESG and resiliency, health and safety, compliance and assurance, and infrastructure. Known for our technical excellence, commitment to quality, and reliable and agile operations, we consistently deliver high-impact results for our clients, and as a firm remain committed to the shaping of a safe, sustainable, and equitable future.

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Years in Business

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Locations Nationwide

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Professionals Nationwide

Who We Are

We care. We collaborate. We deliver. We're inspiring others, making a difference, and building a better tomorrow. We are Apex.

Our Projects

Award-Winning Engineering and Environmental Consulting Services

Serving both public agencies and private sector clients, Apex provides turnkey environmental and engineering services. We apply the newest, most effective technologies; work to improve quality and reduce costs through innovative processes and management; and recommend clear, practical strategies to help you meet your business objectives.

Sectors We Serve

What Our Clients are Saying

“Apex’s stormwater expertise is top‑notch. Plus, they’re all the cliché things you want in your consultant—responsive, detail‑oriented, who provide great communication and think outside the box. One of Apex’s strong suits is stormwater. They manage our stormwater programs including our manuals, management plan, permitting, and corrective action. They really excel at it.”

Senior HSE Representative, Oil & Gas Client

How Can We Help You Succeed?

Get in Touch With Us!

Headquarters

Apex Companies, LLC
2101 Gaither Rd, Suite 500
Rockville, MD 20850

Contacts

Toll Free: (800) 733-2739
Tel: (301) 417-0200
Email: info@apexcos.com

Grow With Us

Exciting challenges and growth opportunities lie ahead.
Apply now and come grow with us!

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