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515 Warrenville Road
Lisle, IL 60532

Call Us

(630) 271-0770

Our experienced team has worked with a broad range of wastewater treatment processes. We understand the unique challenges that both government agencies and private companies face due to regulatory changes and aging infrastructure.

MEI provides custom and sustainable solutions designed to meet our client’s unique needs.

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Water System Design

MEI will help design and maintain your water system so that your desired goals are achieved. From supplying, to monitoring, to managing, these are all components that should be addressed with an effective water system design.

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Stormwater Analysis and Design

MEI has been providing stormwater analysis and design for over 40 years and attempts to strike a careful balance between the goals of the developer and the desires of a governing agency. We take pride in developing efficient designs that are respectful of the environment.

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Wastewater Sewer Design

The MEI team will design a system that meets the needs of your project without overdesigning it to make your goals unattainable. We strive to create efficient and cost-effective systems.


  • Construction and Project Management and Oversight
  • Water Production, Treatment, and Distribution Design
  • Sanitary Collection and Treatment System Design
  • Reclaimed Wastewater Irrigation Design and Permitting
  • Contract Operations and Management
  • Spray Irrigation
  • Pre-Treatment Program Setup
  • Permitting and Ordinance Compliance
  • Bio-Solid Management and Planning
  • Rate Evaluation and Recommendations
  • Loan Acquisition Assistance
  • Grant Package Preparation and Release
  • Safety Planning and Implementation
  • Agency Compliance Issue Negotiation
  • Corrosion Protective Coating Consultation
  • Facility Planning

Professional Services Genuine Value