Carbon Accounting and Management Podcast

Brian Schoening has spent the last four years as an independent sustainability consultant and GHG accounting specialist, working with mid-market companies to build credible, audit-ready inventories. Before that, he spent nearly 20 years at Northrop Grumman — one of the world's largest aerospace and defense companies — building and running their GHG accounting and corporate sustainability programs....

What if the hardest part of carbon accounting isn't the methodology — it's getting the right people to own the data? Fran Estartus, Operations Manager at the International Wineries for Climate Action (IWCA), has spent nearly a decade building expertise in wine industry carbon accounting. Before joining IWCA, she built the carbon program at VSPT Wine Group in Chile. Now she works with winery member...

What do you do when you're not going to hit your 2030 sustainability goals?   You could bury it in your sustainability report. Or you could call up your biggest critic and have an honest conversation. Mike Hower says PepsiCo chose the second option — and that's exactly why they're one of his best examples of sustainability communication done right.   Mike Hower is the founder of Hower Impact, auth...

Molly Sheppard is VP of Winery Strategies at Spottswoode Estate Vineyard & Winery in Napa Valley — a 37-acre, 20-person estate with one of the most rigorous sustainability programs in American wine. In her role, Molly oversees everything from winemaking to hospitality, direct sales, and sustainability — including six years of IWCA-verified Scopes 1–3 greenhouse gas inventories. In this episode, Mo...

Jaclyn Sherman's path into carbon accounting started in the field, monitoring water quality on the Yuba River, tracking aquatic invasive species, and working on meadow restoration and carbon sequestration projects in the Sierra foothills. That hands-on background now shapes how she approaches one of the most technical corners of sustainability work: GHG inventory assurance. Today Jaclyn is a Susta...

What happens when a company commits to a decarbonization plan — and then someone finally reviews the baseline?   Dr. Albert Chung, Principal Engineer at GSI Environmental, has spent over 15 years verifying GHG inventories across industries. In this episode, he shares what verifiers actually see when they open an inventory for the first time, the red flags that show up before an audit even begins,...

Derek Markolf spent 22 years at LRQA leading GHG verifications across manufacturing, agriculture, energy, and nearly every other sector. Now he runs his independent verification practice while slow-traveling the world with his wife — conducting verifications remotely from wherever they happen to be living that month. In this conversation, Derek shares what two decades of looking inside other organ...

Mandi McKay joined Sierra Nevada Brewing Company as a part-time sustainability coordinator — literally driving a forklift and collecting banana peels for the worm bin — and over 17 years grew into her current role as Chief Sustainability and Social Impact Officer. In this episode, she pulls back the curtain on what carbon accounting really looks like at one of America's most sustainability-forward...

Andrew Griffiths is Director of Policy and Partnerships at Planet Mark, a sustainability certification that supports organisations and real estate to measure and continually reduce carbon emissions and increase their social value. Andrew co-founded the Carbon Accounting Alliance (CAA) representing 300+ organisations in the industry. He also sits on Advisory Boards, Councils and Committees for the...

Anthony Hickling has experience in environmental and social sustainability as well as nonprofit management and fundraising. His foundations in sustainable building are informed by experience at Presidio Graduate School where he received an MBA in Sustainable Solutions, as well as his work on the sustainability team at Webcor Builders in San Francisco. Through academic and professional experience h...

Dr. Gillenwater is a co-founder, Executive Director, and Dean of the Greenhouse Gas Management Institute, a non-profit organization with the unique mission to train and professionalize a global community of experts for measuring, verifying, and managing greenhouse gas (GHG) emissions. Michael is a thought leader on GHG measurement, reporting, and verification (MRV), carbon offsets, additionality,...

Dr. Gillenwater is a co-founder, Executive Director, and Dean of the Greenhouse Gas Management Institute, a non-profit organization with the unique mission to train and professionalize a global community of experts for measuring, verifying, and managing greenhouse gas (GHG) emissions. Michael is a thought leader on GHG measurement, reporting, and verification (MRV), carbon offsets, additionality,...

Welcome to The Carbon Accounting and Management Podcast, presented by North Star Carbon Management. I'm your host, Chris Barzman. Whether you're tackling the carbon footprint of a multinational corporation or a small business, this podcast is your go-to resource for all things carbon management. As someone who has been in the trenches of environmental management for over a decade, I've witnessed t...

Michele is the Founder and CEO of Boundless Impact Research & Analytics, an industry research and impact analytics platform that provides quantitative and evidence-based research and data for investors, companies, and funds. Boundless offers Scope 1, 2 & 3 climate data and analysis and market intelligence across a growing number of emerging sectors that address significant environmental challenges...

Miranda Mair is a Senior Carbon Advisor at ENGIE Impact, where she is excited to have an opportunity to help her clients tackle the environmental challenges that come with a changing climate and energy landscape. Miranda's background as a broadcast meteorologist helps her every day as she guides clients through the science of greenhouse gas assessments and climate change adaptation and mitigation...

Chris Lawless has more than 23 years of GHG management, sustainability, and environmental consulting experience. He has developed or verified more than 500 GHG inventories and is well-versed in GHG reporting and verification protocols, standards, and regulations. Chris is an accredited Lead GHG Emissions Verifier in several voluntary and mandatory GHG reporting programs throughout the US. Chris ha...