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I provide Strategic Advice & Implementation services for the B2B Solar sector helping Brands identify new exciting Business Opportunities approaching each of my clients with fresh eyes to develop customized, unique strategies offering the comprehensive capabilities and deep industry knowledge necessary to help them solve complex issues through a creative hands-on approach. 

As an International Sales Consultant since 2010 I’ve been helping start-up and Tier 1 Solar companies respond to industry transitions and increase their Sales footprint. 

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ZACH KALLERGIS Solar Energy Consultant.j


Contributing to creating a more sustainable world by offering added-value services in the Solar sector and supporting brands bridge the commercial gap has been my mission over the last 11 years while prior to this I've worked for a number of years with world-leading pharmaceutical Brands facilitating the communication of Pharmaceutical Marketers with the modern Physician.
The Netherlands and Belgium have been my launching pad and the focus of activity however  I 've had also the pleasure and opportunity to work with clients in Germany, United Kingdom, Switzerland and Scandinavia. 

My focus and expertise lie in helping Tier 1 and Startup solar Brands with the development of the Client and Partner Network. The fuel of Organic and Sustainable Growth of every modern business.
I bring with me 11 years of consecutive contribution to the global green movement and the European Solar sector and 4 years of proven track record in working in extremely demanding projects with some of the world's largest Pharmaceutical companies.

Helping Brands Unlock their True Potential


I will use my skills experience

and in-depth knowledge of the Dutch and Belgium solar markets in order to help your business increase its Sales footprint.



Become a brand ambassador that represents the company’s brand

and values. Develop maintain and grow a strong lead and client base.

Identify new business opportunities.


Understand and embrace basic business and communication principles.Honing a particular set

of skills is fundamental

in Sales.

  Helping Brands in the Solar sector

            unlock their true Potential

Getting your Business in front of the right Audience

       Sales is Mindset and Skills.

           Aim at Mastering both

Brands I have worked with


Bloomberg Tier 1 PV solar Module Manufacturer based in France


The 7th biggest manufacturer of solar PV globally and member of the Bloomberg Tier 1 list


One of the world's largest Pharmaceutical companies based in New York USA