our Shining StarS

Evergreen Innovations

People that make a difference

A team with 40+ years of combined innovation experience

Johannes Spinneken

Johannes founded Evergreen Innovations in 2016. He holds a degree in Electrical and Mechanical Engineering and a PhD in Fluid Mechanics. Johannes has designed specialist instrumentation and software for numerous laboratories and the automotive sector, implemented control systems for renewable energy system, and directed the MSc in Sustainable Energy Futures. Johannes loves designing custom hardware, software and embedded systems solutions. In his spare time, Johannes enjoys kayaking, running, cycling and overhauling classic motorbikes.

Wrnwrn Tan

Wrnwrn joined Evergreen Innovations right at the start. She holds a degree in Civil and Environmental Engineering from Imperial College London. Over the past five years, Wrnwrn has worked as a Metocean Engineer for DNV GL, delivered engineering contract work, and successfully launched and managed a property development firm. Wrnwrn manages the operation of Evergreen Innovations, overseeing all aspects of contracts and finance. In her spare time, she hones her creative edge and loves finding out more about product design and innovation.

Mark Bruggemann

Mark joined Evergreen Innovations in 2017 after completing a Civil Engineering degree PhD at Imperial College. His PhD examined complex interaction phenomena between ocean waves and highly dynamic floating structures, in particular wave energy converters. Mark has a keen interest in numerical methods, programming languages, software development and teaching, which he combines in the Scientific Computing module in the Sustainable Energy Futures MSc course at Imperial. Outside office hours he can be found with his nose in a book or wandering in the UK countryside.

Alekhya Katumalla

Alekhya joined Evergreen Innovations in 2020 after completing her M.Sc in Information Technology from Worcester Polytechnic Institute. She has four years of experience working as a Software Engineer developing enterprise scale applications with complex software and IT stacks. Her interest in renewable energy led her to start working in the sustainable energy sector to develop software to support clean-energy applications. She has experience creating software for data acquisition, management and analysis energy storage systems. Outside of work, she loves traveling to new places, cooking, and trying new adventure activities such as scuba and sky diving.

Graham Penrose

Graham joined Evergreen Innovations in 2020 after completing a Data Analysis and Visualization bootcamp at UC Davis. He has two years of experience in creating machine learning models for various business needs, with a particular interest in time series forecasting and deep learning based image recognition. His interest in sustainability and previous experience in renewable energy advocacy led him to using his passion for machine learning and data analysis in the energy sector. In his free time, Graham enjoys assembling personal desktop computers and fly fishing or hiking in Northern California.

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