Reletter
Artwork for The Water MBA

The Water MBA

Ramon Rubio de Castro
Tens of paid subscribers

The Water MBA exists to turn lived experience into shared knowledge, a digital business school dedicated to the personal and professional transformation of water professionals, with a strong culture of authenticity, community and belonging at its core.

Platform
Substack
PricingFreemiumPublishesDaily
Issues173Founded2 years agoLast Issue11 days ago
Active

Read this Newsletter

thewatermba.com
Artwork for The Water MBA

Latest Issues

AI won’t fix your silos. Understanding them will.

Why the first step was a conversation with every department, not a prompt.

Every so often, on a Tuesday, I’ll share how I actually use AI in my day-to-day work.

11 days ago
1
Paid

Water-positive by 2030: commitment or greenwashing?

I sat down with two members of our own community who decided to step forward and share what they know.

The topic: water stewardship and corporate water.

As many of you know, I find this field fascinating.

I would go as far as calling i...

14 days ago
2

Remineralisation of Desalinated Water: CO2 + Limestone Contactors

Watch now (53 mins) | The “small” system that can cause a big desalination headache.

Today I’m bringing post-treatment into the desalination section.

19 days ago
3
2
Paid

Floods will never disappear

Today, Sunday, 18 October, Spain’s Valencian Community is bracing for an extreme rainfall event, with the highest-level red weather alert issued for parts of the region.

Forecasts warn of rainfall exceeding 200 litres per square metre in...

21 days ago
1

Thanks God it is FridAI

New section starting today. Every Friday I’ll share one AI approach I actually use in my daily work.

Just what I do, how I do it, and what I’ve learned along the way.

Today’s one is close to home: you can now connect your AI to The Water...

23 days ago
2
2

Key Facts

Contact Information
Newsletter Author
Number of Subscribers
Find out how many people subscribe to this newsletter.

Audience Metrics

Subscribers, engagement, traffic and sponsorship for The Water MBA.

SubscribersEngagement72Monthly Web Visits
Accepts SponsorsEstimated Cost per Ad

Chart Rankings

How this newsletter ranks in the official Substack charts.

Authors

The writers behind this newsletter.

  • Ramon Rubio de Castro

    37, father of 3, employed from 9 to 5, and building my own thing since 2023. This is where the knowledge gets shared.

  • Frequently Asked Questions

    How can I access the email archive for The Water MBA?

    You can find recent issues that have been published by The Water MBA on Reletter by scrolling up to where it says Latest Issues. Tap on the link for any of the most recent emails or hit More Issues to see older ones.

    How many subscribers does The Water MBA have?

    To see how many people subscribe to The Water MBA, simply upgrade your Reletter account. We provide readership numbers and lots of other stats for this newsletter so you can decide if it's worth reaching out to.

    How can I advertise in The Water MBA?

    Newsletter advertising can be extremely effective when it's done right. Before you pitch The Water MBA as a potential sponsor or partner, make sure that you've done your research and checked its newsletter stats with Reletter.

    Then, personalize one of our winning pitching templates and send it to the right person using the contact info provided.

    How much does it cost to sponsor a publication like The Water MBA?

    Newsletter ad rates (or CPM) vary depending on many factors, including industry, number of subscribers, open rate, ad placement and more.

    To find out how much an ad will cost, contact The Water MBA using the contact information provided and ask for a copy of their media kit.

    How can I find newsletters related to The Water MBA?

    Scroll up to where it says Related Newsletters to see other publications like The Water MBA. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.

    How do I contact The Water MBA?

    Reletter provides this newsletter's website URL above, where you will often find their contact information. We also provide links to associated social media accounts and pitching templates so you can reach out fast.