You know your technology inside out. Explaining it to the market is a different skill.

Interius Academy teaches you exactly that skill. Practical courses, built by people who have worked inside the water industry for 15+ years. Real examples. Real results. AI tools included, so you get from learning to doing faster.

Start with the complete Watertech Marketing System, or pick a standalone module for one specific area like LinkedIn.

New courses are added regularly.

Our Courses

LinkedIn Mastery for Water Technology Companies

Build a visible LinkedIn presence for your water technology company. 9 focused lessons, a proven content plan, KPI benchmarks, and AI writing tools included. No guessing. No random posting. Just a clear system you can apply immediately. One-time payment. 6-month access. €99.

€99,00 EUR
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Watertech Marketing System

The complete marketing course for water technology companies. 9 modules covering brand, strategy, LinkedIn, email, video, and more. AI tools integrated throughout. Content is regularly updated. Starting at €699 for 6-month access. The Premium option at €999 includes 3 personal Q&A sessions with Björn Otto. Click below to compare both options and find the right fit for your team.

€699,00 EUR
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What our clients say about working with Interius 

The Interius Academy is new, but our experience isn’t.

For more than 15 years, we have helped over 40 water technology companies build visibility, credibility, and growth through better marketing.

What our clients say about working with Interius 

The Interius Academy is new, but our experience isn’t.

For more than 15 years, we have helped over 40 water technology companies build visibility, credibility, and growth through better marketing.