
Insights from recent episode analysis
Audience Interest
Podcast Focus
Publishing Consistency
Platform Reach
Insights are generated by CastFox AI using publicly available data, episode content, and proprietary models.
Most discussed topics
Brands & references
Total monthly reach
Estimated from 1 chart position in 1 market.
By chart position
- 🇯🇵JP · Entrepreneurship#9310K to 30K
- Per-Episode Audience
Est. listeners per new episode within ~30 days
5K to 15K🎙 Weekly cadence·95 episodes·Last published 4w ago - Monthly Reach
Unique listeners across all episodes (30 days)
10K to 30K🇯🇵100% - Active Followers
Loyal subscribers who consistently listen
4K to 12K
Market Insights
Platform Distribution
Reach across major podcast platforms, updated hourly
Total Followers
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* Data sourced directly from platform APIs and aggregated hourly across all major podcast directories.
On the show
From 12 epsHost
Recent guests
Recent episodes
ThinkLabs AI Founder and CEO Josh Wong
May 28, 2026
1h 25m 40s
Alex Honnold, Rock Climber & Founder, Honnold Foundation
May 4, 2026
57m 31s
3Degrees Co-Founder and Chairman Dan Kalafatas
Apr 15, 2026
1h 16m 17s
Hydrostor Co-Founder and CEO Curtis VanWalleghem
Feb 26, 2026
1h 18m 27s
Arc Co-Founder and CEO Mitch Lee
Jan 30, 2026
1h 20m 55s
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| Date | Episode | Topics | Guests | Brands | Places | Keywords | Sponsor | Length | |
|---|---|---|---|---|---|---|---|---|---|
| 5/28/26 | ![]() ThinkLabs AI Founder and CEO Josh Wong✨ | AIelectric grid+4 | Josh Wong | ThinkLabsToronto Hydro+2 | Hong KongToronto | AI-powered gridelectric grid+4 | — | 1h 25m 40s | |
| 5/4/26 | ![]() Alex Honnold, Rock Climber & Founder, Honnold Foundation✨ | rock climbingclean energy+4 | Alex Honnold | Honnold Foundation | SacramentoEl Capitan | Alex HonnoldHonnold Foundation+6 | — | 57m 31s | |
| 4/15/26 | ![]() 3Degrees Co-Founder and Chairman Dan Kalafatas✨ | renewable energycorporate sustainability+3 | Dan Kalafatas | 3DegreesThree Phases Energy | MassachusettsDartmouth+1 | 3DegreesDan Kalafatas+5 | — | 1h 16m 17s | |
| 2/26/26 | ![]() Hydrostor Co-Founder and CEO Curtis VanWalleghem✨ | energy storagecompressed air+4 | Curtis VanWalleghem | HydrostorBruce Power | Ontario | energy storagecompressed air+5 | — | 1h 18m 27s | |
| 1/30/26 | ![]() Arc Co-Founder and CEO Mitch Lee✨ | marine industryelectrification+3 | Mitch Lee | Arc | — | Mitch LeeArc+5 | — | 1h 20m 55s | |
| 12/29/25 | ![]() Voltus Co-Founder and CEO Dana Guernsey✨ | energy marketsentrepreneurship+3 | Dana Guernsey | VoltusEnerNOC | QueensDartmouth | VoltusDana Guernsey+5 | — | 1h 26m 37s | |
| 11/26/25 | ![]() Tyba Co-Founder and CEO Michael Baker✨ | energy storageentrepreneurship+3 | Michael Baker | Tyba | globalsolar-plus-storage | energy storageTyba+4 | — | 1h 18m 47s | |
| 10/31/25 | ![]() Jennifer Granholm, Former Director, Department of Energy✨ | clean energypolitics+3 | Jennifer Granholm | Department of Energy | CaliforniaSan Francisco | Jennifer Granholmclean energy+5 | — | 1h 09m 17s | |
| 9/25/25 | ![]() Cloverleaf Infrastructure Co-Founder and CCO Brian Janous✨ | infrastructureenergy strategy+3 | Brian Janous | Cloverleaf InfrastructureMicrosoft | MississippiTexas | Cloverleaf InfrastructureBrian Janous+5 | — | 1h 10m 05s | |
| 8/19/25 | ![]() Intersect Power Co-Founder and CEO Sheldon Kimber✨ | clean energyentrepreneurship+3 | Sheldon Kimber | Intersect PowerGoogle+1 | South AfricaOhio+1 | clean energyIntersect Power+5 | — | 1h 11m 20s | |
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| 7/23/25 | ![]() Brimstone Co-Founder and CEO Cody Finke✨ | decarbonizationindustrial materials+3 | Cody Finke | BrimstoneDolese Bros. Co.+1 | SeattleIdaho | Cody FinkeBrimstone+4 | — | 1h 24m 04s | |
| 6/12/25 | ![]() Sage Geosystems CEO Cindy Taff✨ | geothermal energyentrepreneurship+3 | Cindy Taff | Sage GeosystemsShell+2 | Los AngelesLouisiana+1 | Cindy TaffSage Geosystems+5 | — | 1h 03m 41s | |
| 5/15/25 | ![]() Jigar Shah, Former Director, Loan Programs Office (LPO) | Jigar Shah is the Co-Managing Partner of Multiplier LLC, an advisory services firm; a part-time venture partner at Powerhouse Ventures; and a co-host of the Open Circuit podcast from Latitude Media. In this special episode, Emily spoke with Jigar about his LPO journey — from the invitation to join the government, to stepping away from a thriving business, to leading an agency he had once called irredeemable.During his tenure, Jigar led the LPO in committing over $108 billion to 53 companies, supporting clean energy and advanced technology infrastructure across more than a thousand sites nationwide. They talked about what it took to rebuild trust in LPO, what it was like trying to shift how Silicon Valley and venture capital saw the role of Washington, and where we go from here. | — | ||||||
| 4/30/25 | ![]() Shayle Kann, Managing Partner, Energy Impact Partners | Shayle Kann is a Managing Partner at Energy Impact Partners and host of the Catalyst podcast. Emily spoke to Shayle about his journey, from growing up in Madison, Wisconsin, to his early career at Green Tech Media, and later stepping into leadership at Energy Impact Partners. Shayle’s path wasn’t conventional, but his passion for storytelling and energy led him to successfully apply these interests in both media and venture capital. As host of Catalyst, he’s shaped critical conversations on the future of energy, and now, as Managing Partner at EIP, continues to lead investments accelerating the energy transition and the decarbonization of infrastructure. | — | ||||||
| 3/27/25 | ![]() Pearl Street Technologies Co-Founder and CEO David Bromberg | David Bromberg is the Co-Founder and CEO of Pearl Street Technologies. Pearl Street’s software helps transmission providers, renewable energy developers, and other stakeholders overcome the interconnection bottleneck at the heart of the clean energy transition. Emily spoke with David about his journey: from growing up in Brooklyn, New York, to his days as a self-described depressed PhD candidate, to the early career lessons that shaped his path. David wasn’t sure he had the right personality to be a CEO, but he stepped into the role anyway and co-founded Pearl Street Technologies. The company, recently acquired by energy data and analytics leader Enverus, has contracted over 400 gigawatts with ISOs, modeled more than 2,000 clean energy projects, and is now being used to model nearly 10 percent of the nation’s interconnection backlog — and counting. | — | ||||||
| 3/3/25 | ![]() Overstory CEO Fiona Spruill | Fiona Spruill is the CEO of Overstory, a software company that partners with utilities to predict and prevent wildfires caused by vegetation encroachment, ensuring a more reliable power grid. Emily spoke to Fiona about her journey; from growing up in three very different cultures, to her seminal experiences working at the New York Times and Meetup, to her transition into climate tech, to the evolution of her career at Overstory, from Chief Product Officer to Chief People Officer, to her decision to step in as CEO. Overstory employs more than 60 people representing 16 nationalities, has raised $32 million, and has partnerships with over 50 utilities across the United States, Canada, and Latin America. | — | ||||||
| 1/14/25 | ![]() KoBold Metals Co-Founder and CEO Kurt House | Kurt House is the Co-Founder and CEO of KoBold Metals. KoBold uses modern scientific computing to discover the critical materials needed for the energy transition. Emily spoke to Kurt about his journey; from growing up as an athletic nerd in Los Angeles, to his long and winding career through consulting, startups and academia, to his decision to co-found KoBold Metals, a company that employs more than 200 people, has over 60 active exploration projects across four continents, has raised $1B at a valuation of $3B, and in 2024 discovered the largest copper deposit in more than a decade. | — | ||||||
| 12/23/24 | ![]() Stegra CEO Henrik Henriksson | Henrik Henriksson is the CEO of Stegra. Producing green hydrogen, iron, and steel, Stegra’s purpose is to decarbonize hard-to-abate industries. Emily spoke to Henrik about his journey; from growing up in Sweden, to his over two-decade career in truck manufacturing, to his decision to take the leap from a stable career to leading the start-up Stegra, a company that now employs more than 350 people, has raised over $7.2 Billion, has Fortune 500 customers like BMW, Mercedes Benz, and Volvo, and is on track to begin producing green steel by 2026. | — | ||||||
| 10/8/24 | ![]() Rondo Energy Founder and Chief Innovation Officer John O'Donnell | John O’Donnell is the Co-Founder and CIO of Rondo Energy. The Rondo Heat Battery powers industrial processes with renewable electricity, cutting energy costs and eliminating emissions. Emily spoke to John about his journey; from his semiconductor work in the early days of computers, to the knowledge he gained from founding six startups, to how his interest and background in industrial solar heating led to his founding of Rondo Energy, a a thermal heat storage company that employs more than 150 people across five continents, has raised $198 million in less than five years, and has partnered with top companies including H&M, Rio Tinto, and Microsoft. | — | ||||||
| 9/12/24 | ![]() AMP Founder and CEO Matanya Horowitz | Matanya Horowitz is the Founder and CEO of AMP. AMP applies AI-powered sortation at scale to modernize the world’s recycling infrastructure and maximize the value of waste. Emily spoke to Matanya in front of a live audience for our summer recording of Watt It Takes at Powerhouse. Emily learned about his journey from growing up as a homeschooled kid in Denver, to discovering his late father’s leadership in the world of robotics, to his commitment to changing the world’s approach to waste management through his company AMP. With 120 employees, over $180 million raised, and 350 operating robots across recycling facilities, AMP has enabled 2.5 million tons of recycled material and counting. | — | ||||||
| 8/20/24 | ![]() Amperon Co-Founder and CEO Sean Kelly | Sean Kelly is the Co-Founder and CEO of Amperon. Amperon provides the highest precision electricity forecasting and analytics solutions to improve grid reliability, manage financial risk, optimize renewables, and accelerate decarbonization. Emily spoke with Sean about his journey, from growing up in Sugarland, Texas, to his 25 years of expertise in energy trading at firms like Tenaska, Lehman, EDF, and E.On, to founding Amperon, a company that raised $30 million, has over 100 employees, and operates in 19 countries across North America, Europe, and Australia. | — | ||||||
| 7/30/24 | ![]() LanzaTech CEO Jennifer Holmgren | Jennifer Holmgren is the CEO of LanzaTech, a circular economy company that uses bacteria to transform carbon dioxide and carbon monoxide into ethanol, the building block for materials like plastics, polyester, and jet fuel. Emily spoke with Jennifer about growing up in Columbia, her four decade career in renewable energy and fuels, her time as CEO of LanzaTech, which, in no small part thanks to her leadership, operates six commercial plants around the world, partners with industry heavyweights, and employs over 400 people worldwide. | — | ||||||
| 5/28/24 | ![]() Lightship Co-Founder and CEO Toby Kraus | Toby Kraus is the Co-Founder and CEO of Lightship, an electric vehicle company looking to revolutionize the recreational vehicle space with all-electric offerings, enabling zero-emission road trips so that we can explore nature while preserving it for generations to come. Emily spoke with Toby live during Powerhouse’s SF Climate Week event to talk about his journey from growing up in Boulder, Colorado, to joining Tesla and later Proterra, to meeting his Lightship co-founder and embarking on the road trip of a lifetime, to revolutionizing the RV industry with Lightship. | — | ||||||
| 5/7/24 | ![]() Heirloom Co-Founder and CEO Shashank Samala | Emily Kirsch sits down with Heirloom Co-Founder and CEO Shashank Samala to discuss his journey from growing up in Southeast India and experiencing the impacts of climate change firsthand, to attending high school in Maine, to founding his first startup Tempo, to finally pursuing his passion for climate by founding Heirloom, which has established the first DAC facility in the US and has sold more than 400,000 tons of forward-purchase carbon removal credits. | — | ||||||
| 4/3/24 | ![]() Odyssey Energy Solutions Co-Founder and CEO Emily McAteer | According to the World Economic Forum, emerging markets are the key to reaching a carbon-neutral future as most GHG emission growth will come from developing economies.. And yet, these markets only capture one fifth of clean energy investments. Emily McAteer is the Co-founder and CEO of Odyssey Energy Solutions. Their platform connects financiers, equipment providers, and project developers to accelerate the flow of capital to distributed renewable energy projects in emerging markets. | — | ||||||
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Chart Positions
1 placement across 1 market.
Chart Positions
1 placement across 1 market.

























