About Bernardus Johannes Sleijster

Bernardus Johannes Sleijster, more commonly known as Bernard or Berrel, is a dynamic entrepreneur and marketing consultant with a passion for sustainability and wellbeing. His focus is on cleantech and wellness related businesses, and his latest project involves a children's charity called Sleijster4Children.

What does it mean to have a healthy lifestyle

By |Health & Wellness|

As I’ve written in this blog post here, the health and wellness industry is one of the fastest growing industries in the world. With a [...]

How to effectively market health and wellness

By |Health & Wellness, Marketing|

Everybody wants to look better, feel better, look younger and be healthier inside and out. Nowadays we have many proven methods to help people do [...]

Clean technology you can use in your home

By |Cleantech & Sustainability|

Whether you’re looking to buy a new home or wish to give your existing house a little upgrade, there are many things you can do [...]

How to effectively market cleantech

By |Cleantech & Sustainability, Marketing|

Clean technology, or cleantech, as it’s more commonly known, has shown massive growth in recent years. With new technologies coming out regularly, it’s vital that [...]

What is cleantech

By |Cleantech & Sustainability|

Cleantech is short for Clean Technology, a term that is growing more and more popular in the modern world. It usually represents a set of [...]

How can marketing be used to change the world for the better

By |Marketing|

We all know and have personally experienced the massive powers of marketing. Our choice of whether we should buy a burger or eat a salad, [...]