Ingo brings a strong skill set gained in a broad range of industries built on tertiary qualifications in engineering and finance. Ingo has set the bench mark in productivity in companies including Ardex, Qantas, Horizon Oil and Onesteel and successfully led business changes by working from the customer backwards. Ingo joins Enviro as COO to continue to improve the company’s value offering cost effective and environmentally friendly solutions with emphasis and focus on growth.

Ingo Weidmann

Chief Operating Officer

Dina has been with Envirosystems for over 12 years now and is responsible for providing our St Peters Trade Centre customers with the service and support that we have become renowned for. For any purchasing enquiries, please contact Dina on the details provided below.

Trade Centre: 02 8595 8699


Dina Seris

Office Manager

Vince brings almost 20 years in business development and customer service experience to his role as Sales Manager at Envirosystems. With a vast understanding of the construction industry, Vince is based in Melbourne and is responsible for managing our Victorian based customers and projects throughout the building industry.

M: 0418 515 156

Vince Bruzzese

Sales Manager - VIC

Mat Tasdemir

Production Supervisor

Michael is a dedicated and passionate professional with more than 20 years experience in the construction coatings and waterproofing industries. Starting his journey with Envirosystems over 10 years ago now, Michael is passionate about sustainable building practices and brings a wealth of knowledge and hands-on experience to the role of General Manager.

Michael Gardiner

General Manager

Lucas combines customer service experience and overseas civil engineering background to his role as Trade Sales Engineer. His role includes providing our customers with service and technical support in the trade centre as well as preparing project specification and detailed installation diagrams of our products.


Lucas Benedini

Trade Sales Engineer

Heading up the day to day operations of the Perth Trade Centre, Paul’s key responsibilities fall across providing our customers with quality service and project specific technical advice guaranteeing full-service satisfaction.

M: 0447 586 923

Paul Kerry

Trade Sales Executive - WA

Emma is in charge of managing our entire Marketing Strategy including Social Media, Industry Events, Website, Online Brand Presence, and all Marketing and Branding Material. For any partnership or marketing enquiries, please contact Emma via the details below.

M: 0477 888 169

Emma Blumentals

Marketing Coordinator

Calvin brings several years of sales experience to add value as sales representative to service New South Wales. Calvin is passionate about the concrete and construction industry and with his understanding of concrete protective coating systems will be able to assist you if required.

M: 0499 996 202






Calvin Pretorius

Sales Representative - NSW

Nourhan’s career tracks back some 40 years, including senior roles at leading coatings manufacturers such as Vessey Ameron & PPG. Most notably, in 2002 Nourhan was awarded the prestigious David Whitby – Best Review Paper Award for his paper titled “Waterbased Zincs-Performance vs Practicability”. Nourhan joined Enviro in 2009 and has been responsible for the innovative development of Envirosystems solutions.



Nourhan Demirdjian

Chief Chemist

Con brings his years of sales experience and passion for customer service to his role as Trade Centre Manager at Envirosystems. Heading up the day to day operations of the Sydney Trade Centre, Con’s key responsibilities fall across providing our customers with quality service and project specific technical advice guaranteeing full-service satisfaction.

Trade Centre: 02 8595 8699

Con Terzis

Trade Centre Manager - NSW

Amanda is our Sales Engineer in NSW. With her technical background in Civil and Environmental Engineering and her passion for high quality, environmentally friendly products, she can help you understand how our products can be used to solve a range of problems in the construction and building industries.

M: 0477 900 705

Amanda Tobias

Sales Engineer - NSW

With industry experience working with ceramic tile adhesives, Ryan is a knowledgeable and dedicated member of the Envirosystems laboratory team. In his role as Research & Development Chemist, Ryan’s key responsibilities fall across developing and testing new products, supplying expert technical advice to our customers and looking after our safety data information.


Ryan Steele

R&D Chemist