Environmental Consulting Services, Inc.

Environmental Consulting Services, Inc.Environmental Consulting Services, Inc.Environmental Consulting Services, Inc.

Environmental Consulting Services, Inc.

Environmental Consulting Services, Inc.Environmental Consulting Services, Inc.Environmental Consulting Services, Inc.
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    • Home
    • Contact Us
    • Our Team
    • Services
      • Taxonomy Laboratory
      • Field Operations
      • Industrial Operations
    • Fleet
    • Careers
  • Home
  • Contact Us
  • Our Team
  • Services
    • Taxonomy Laboratory
    • Field Operations
    • Industrial Operations
  • Fleet
  • Careers

Welcome to Environmental Consulting Services, Inc.

Welcome to Environmental Consulting Services, Inc.Welcome to Environmental Consulting Services, Inc.Welcome to Environmental Consulting Services, Inc.

(302) 378-9881

We are hiring!
Email Us

Welcome to Environmental Consulting Services, Inc.

Welcome to Environmental Consulting Services, Inc.Welcome to Environmental Consulting Services, Inc.Welcome to Environmental Consulting Services, Inc.

(302) 378-9881

We are hiring!
Email Us

OUR MISSION

Our mission at Environmental Consulting Services, Inc. (ECSI) is to cultivate highly competent personnel familiar with current science practices in order to deliver high-quality, ethical data that enables our clients to satisfy their environmental mandates in a time- and cost-effective manner.

About Us

Environmental Consulting Services, Inc. (ECSI), established in 1984, is an environmental consulting company headquartered in Middletown, Delaware. ECSI was built on our team’s expert knowledge of environmental impact monitoring, specifically that which is mandated by cooling water intake regulations from Section 316(b) of the Clean Water Act.


In the nearly 40 years since ECSI's inception, we have continued to add to our skill base, amassing knowledge, experiences, and team members across multiple disciplines. Therefore, we are now able to provide a wide variety of high-quality ecological assessment services to help our clients satisfy all of their environmental mandates.


ECSI works throughout the mid-Atlantic coast, Great Lakes region, and Ohio River drainage. Our team of skilled scientists and technicians are proficient in multiple environmental monitoring techniques, including wetland delineation, bottom trawling and beach seining, ichthyologic and invertebrate taxonomy, entrainment and impingement studies, and much more!


Continue exploring our website, email us, or

call (302) 378-9881 to learn more.

What can we do for you?

ECSI offers a wide variety of environmental monitoring services. Click below to learn more about each department.

Ichthyoplankton, macroinvertebrates, and more!

Taxonomy Laboratory

Fisheries monitoring, sediment sampling, fish ladders, and more!

Field Operations

Entrainment, impingement, and more!


Industrial Operations

Contact Us

Have a question? Need a quote? Looking for a job? Email us here.

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Environmental Consulting Services, Inc.

100 South Cass Street, Middletown, Delaware 19709, United States

(302)-378-9881 You can also message us using the chat feature in the bottom right corner of the page.

Copyright © 2023 Environmental Consulting Services, Inc. - All Rights Reserved.

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