About Tool Zero

Welcome to Tool Zero, where we turn the daunting task of carbon accounting into a breeze for small and medium-sized businesses. Let's face it, climate change is no longer a distant threat; it's knocking on our doors with the frequency of a spam caller.

Extreme weather events are becoming the new normal, and businesses are feeling the heat—literally and figuratively. Given that businesses are responsible for the lion's share of global greenhouse gas (GHG) emissions, it's clear that climate action needs to start with us.

That's where Tool Zero comes in. We’ve developed cutting-edge carbon accounting software designed to automate the entire process, making it accessible for businesses that don’t have the luxury of a dedicated sustainability team.

Think of us as your eco-friendly sidekick, swooping in to save the day by simplifying the complex world of carbon inventories. By lowering the barrier to entry, we aim to empower a multitude of businesses to take meaningful steps toward reducing their carbon footprint.

At Tool Zero, we’re not just passionate about the environment; we’re downright obsessed. We believe that building a sustainable business isn’t just good for the planet—it’s good for business longevity.

Our mission is to help you operate in an environmentally sustainable way, ensuring that your business thrives for generations to come. After all, a healthier Earth means a brighter future for our children and grandchildren.

Join us on this journey to sustainability. Together, we can make a significant impact, one carbon footprint at a time.

Meet the Founders

Chris Walton

CEO, CO-Founder

Chris is a former Apple product design lead having spent the last 5 years designing, building and shipping world renowned products for Apple. He also lead engineering efforts into environmental and carbon reduction initiatives for several products in an effort to meet Apple's goal for all it's products to be carbon neutral by 2030. Chris brings his deep understanding of product engineering to Tool Zero with the goal of cementing sustainable design as a foundation for product businesses across industries.

Oksana Zvarych

CTO, CO-Founder

Oksana is a former Meta software engineer with 5 years of experience building software for Meta’s ad group. With experience in both technical implementation and design Oksana brings her unique skills to Tool Zero allowing us to deliver functional and beautiful software tools that pave the way for a more sustainable future. Under Oksana's leadership we are able to deliver software that not only saves our customers time and money but is also a joy to use.