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If you are not familiar with our company and your first contact with us is online: We would be pleased to hear from you! Please let us know what your needs and questions are. We are happy to help.
Check out our latest and most exciting project! We’ve written new operator training manuals for Water Environment Federation. You can find the manuals in the WEF bookstore.
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Exam Prep Help
Under the Downloads section, you’ll find FREE sample test questions and math workbooks created by our staff. Get the PEST software and get prepared for upcoming certification exams!
Check out our Excel spreadsheet that generates new problems on the fly.
Practice questions for Colorado Drinking Water Regulations.
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Upcoming Training
2025 Training Dates
- March 19, 2025 – Laboratory Techniques (Highlands Ranch)
- April 8, 2025 – Collection Systems (Northglenn)
- April 22, 2025 – Wastewater Exam Cram (Highlands Ranch)
- May 6, 2025 – Hands-On Wastewater Microbiology & Process Control Workshop (Northglenn)
- June 10, 2025 – Activated Sludge & Nutrient Removal (Durango)
- July 14, 2025 – Wastewater Exam Cram (Durango)
- August 13, 2025 – Activated Sludge & Nutrient Removal (Highlands Ranch)
- September 10, 2025 – Collection Systems (Durango)
- October 20, 2025 – Wastewater Exam Cram (Highlands Ranch)
- On Demand Online Courses
- Customized On-Site Training