Apex Companies, LLC Employee Directory

Environmental ServicesMaryland, United States1001-5000 Employees

Apex Companies, LLC is a national, multidisciplinary environmental consulting and engineering firm established in 1988, providing services across water resources, environmental management, ESG and resiliency, health and safety, compliance and assurance, and infrastructure projects. The company is based at 2101 Gaither Road, Suite 500, Rockville, Maryland 20850, United States. Apex operates across all 50 states and employs between 1,001 and 5,000 professionals, including scientists, geologists, engineers, technicians, and information management specialists. The firm has grown through acquisitions and partnerships, including the acquisition of Forsgren Associates, Inc. in November 2025, the acquisition of Water Science Associates in March 2023, and the acquisition of PBS Engineering and Environmental Inc. in March 2024, along with a partnership with Johnson Engineering announced in September 2024. It has earned industry recognition as an ENR All-Environmental firm top 13 and 68 in the ENR top 200 overall, and was named a 2026 Hot Firm by Zweig Group.

Find Apex Companies, LLC employees' phone numbers or email addresses

Apex Companies, LLC Global Highlights

Location
Employees

North America
1.4K

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  • United States Of America
    1.4K
  • Jamaica
    1

Asia
14

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  • India
    8
  • Uzbekistan
    1
  • Pakistan
    1
  • Philippines
    1
  • United Arab Emirates
    1
  • China
    1
  • Japan
    1

Europe
5

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  • United Kingdom Of Great Britain And Northern Ireland
    3
  • Malta
    1
  • Ireland
    1

Africa
3

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  • South Africa
    2
  • Egypt
    1

Apex Companies, LLC's Leadership

  • Stylized image of a person
    A. M.
    Chief Executive Officer
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  • Stylized image of a person
    A. O.
    Chief Executive Officer
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  • Stylized image of a person
    A. A.
    Chief Executive Officer
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    P. D.
    Chief Executive Officer
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    R. C.
    Chief Executive Officer
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    S. B.
    Chief Executive Officer
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    D. F.
    Chief Executive Officer
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  • Stylized image of a person
    K. Z.
    Chief Technology And Innovation Officer
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Apex Companies, LLC Employee Metrics

100%
50%
0%
2026
2025
  • Program & Project Management
  • Research
  • Engineering
  • Consultant
  • Environmental Services
  • Other
  • Accounting
  • Administrative
  • Biotechnology

Contact profiles from Apex Companies, LLC

Name
Title
Contact Info
Location
Last Update
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    K. Z.
    Chief Technology And Innovation Officer
    Phone icon
    United States
    Jun 04, 2026
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    B. B.
    Chief Operating Officer
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    United StatesOregon
    Apr 17, 2026
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    M. C. H.
    Chief Financial Officer
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    Mar 25, 2026
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    B. M.
    Chief Human Resources Officer
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    United StatesMassachusetts
    Apr 17, 2026
  • Stylized image of a person
    A. G.
    President & Ceo
    Phone icon
    United StatesMassachusetts
    Mar 14, 2025
  • Stylized image of a person
    B. B.
    Chief Financial Officer
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    United StatesVirginia
    Apr 30, 2026
  • Stylized image of a person
    A. M.
    Chief Executive Officer
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    Oct 16, 2024
  • Stylized image of a person
    A. O.
    Chief Executive Officer
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    Oct 16, 2024
  • Stylized image of a person
    A. P.
    Interim President
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    Oct 24, 2024
  • Stylized image of a person
    A. A.
    President And Chief Executive Officer
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    Oct 23, 2024

Frequently Asked Questions

What is Apex Companies, LLC known for?

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Apex Companies, LLC was founded in 1988 operates in the Environmental Services industry. The company's main headquarters is located in 2101 Gaither Road Suite 500 Rockville, Maryland 20850 United States; you can contact the main corporate office by phone at . Explore Apex Companies, LLC's company overview page for more information.

What is Apex Companies, LLC's most common email format?

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Apex Companies, LLC employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Apex Companies, LLC email formats with LeadIQ.

How many employees does Apex Companies, LLC have currently?

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Apex Companies, LLC has approximately 1.6K employees as of May 2026. These team members are located across 4 continents, including North AmericaAsiaEurope.

Who are Apex Companies, LLC's key employees and leadership?

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As of May 2026, Apex Companies, LLC's key employees include:

  • Chief Executive Officer: A. M.
  • Chief Executive Officer: A. O.
  • Chief Executive Officer: A. A.
  • Chief Executive Officer: P. D.
  • Chief Executive Officer: R. C.

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