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PODCAST

Build Mode

On Build Mode, TechCrunch"s Startup Battlefield Editor Isabelle Johannessen cuts through the startup mythology to uncover how founders survive the brutal early days, navigate impossible funding landscapes, and somehow keep their companies — and sanity— intact. Each season, Isabelle is joined by founders, investors, and operators to dig into specific aspects of the startup journey, from creative go to market strategies to founder mental health. The interviews are full of candid startup

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All Episodes

31:52

How geCKo Materials Turned a Lab Breakthrough into a...

Build Mode ·

2026/04/16

Deep tech founders face a unique challenge: turning breakthrough science into a scalable startup. From navigating academia and IP to fundraising, manufacturing, and product-market fit, the path from research lab to real-world impact is anything but straightforward.This week on Build Mode, Isabelle Johannessen sits down with Capella Kerst, founder and CEO of geCKo Materials and 2024 Startups Battlefield runner up. geCKo Materials is building a bio-inspired adhesive with applications across

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45:43

How to handle layoffs with compassion with Ayal...

Build Mode ·

2026/04/09

This week’s guest is Ayal Yogev, co-founder and CEO of Anjuna Security, who has experienced both sides of the startup journey: scaling quickly during the boom years and then making the incredibly difficult decision to lay off a significant portion of his team when the market shifted.From growing to 75 employees to scaling back and rebuilding, Yogev learned firsthand that the hardest part of leadership isn’t hiring fast, it’s making tough decisions with care, transparency, and integrity. In this

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46:51

Diverse teams start with diverse VCs with Leah...

Build Mode ·

2026/04/02

If one thing has become clear this season, finding the right talent for your team isn’t as easy as picking from a pile of resumes This week’s guest is Leah Solivan, the founder of Taskrabbit and now an early-stage investor who has seen that the power to change a homogenous startup exosystem comes from empowering diverse VCs to fund underrepresented founders who will hire the hidden tech talent.From bootstrapping TaskRabbit on credit cards to scaling it into one of the defining companies of the

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50:01

Why hiring the weirdos works with Isaiah Granet, Bland

Build Mode ·

2026/03/26

If one thing has become clear this season, it’s that there is no formula to building the perfect team. But no one breaks the mold quite like this week’s guest, Isaiah Granet, the co-founder and CEO of Bland. The voice AI startup has been growing at a breakneck speed but the founding team has taken their time to prioritize passion over pedigree and find their team members in places many might not think to look. In this episode, Isabelle Johannessen and Isaiah Granet unpack a radically different

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48:35

How to fight with your co-founder with Ian Schmidt,...

Build Mode ·

2026/03/19

Every founding team is a mix of personalities, communication styles, and strengths. That can be a superpower or cause founders to butt heads. Without a clear framework for navigating conflict, even the strongest teams can fall apart before they really get started.This week on Build Mode, Isabelle Johannessen sits down with Ian Schmidt, strategic advisor at Trimergence, to unpack the “personal operating system” behind every founder. As a coach, consultant, and occasionally a bouncer, Ian helps

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41:25

When startups become a family business

Build Mode ·

2026/03/12

In startups, choosing a co-founder is often compared to choosing a spouse. But what happens when your co-founder actually is family?In this episode of Build Mode, host Isabelle Johannessen explores how founders navigate co-founder relationships that come with built-in trust and unique challenges. First up is Hala Jalwan and Alessio Tresanti, the married co-founders of AI agent for procurement focusing on autonomous sourcing, Rivio. They discuss building a company from the same household and why

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38:13

Building a lean team before raising big with David...

Build Mode ·

2026/03/05

This week on Build Mode, we’re joined by David Park, co-founder and CEO of Narada, an enterprise AI agent platform spun out of UC Berkeley AI Lab research. Narada uses large action models to automate complex, multi-step workflows across enterprise systems. After previously co-founding and exiting Coverity, Park is now building his second company with a different playbook: Stay lean, talk to customers, and don’t raise before you’re ready. In this episode, he shares why Narada spent a year

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44:25

Behavioral AI and the compatibility advantage with...

Build Mode ·

2026/02/26

This season on Build Mode, we’re breaking down what it really takes to build a world-class team and that starts with hiring the right people the first time. This week, we’re joined by Sarah Lucena, founder and CEO of Mappa, a behavioral intelligence platform that uses voice AI to decode human behavior in under 60 seconds. After rebuilding teams over and over again early in her career, Sarah set out to answer the question: why do “great on paper” candidates fail to flourish after their hired? In

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44:07

Compensation, culture, and cap tables with Yuri...

Build Mode ·

2026/02/19

Build Mode is back. This season we’re breaking down what it really takes to build a world-class founding team starting with your cap table, equity structures, and startup compensation strategy. We kick off with Yuri Sagalov, managing director at General Catalyst and former founder, YC partner, and seed investor at Wayfinder Ventures. Yuri has worked with hundreds of pre-seed and seed-stage startups, and he shares practical advice on how early-stage founders should think about startup equity, cap

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1:05

Build Mode is back: Building world-class founding teams

Build Mode ·

2026/02/12

It takes a village to build something great. In Season 2 of Build Mode, we go deep on how to assemble a founding team that signals ambition, execution, and long-term success. Founders and investors share candid lessons on hiring, structuring, and scaling teams that actually win. New episodes coming February 19.

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37:20

It’s time to throw away the old go-to-market playbook...

Build Mode ·

2026/01/08

n the season finale of Build Mode, Isabelle Johannessen sits down with Paul Irving, Partner and COO of GTMfund, to discuss go-to-market strategies for the AI era. Paul shares specific, actionable advice on how early-stage startups can win even when facing well-funded competitors who iterate at lightning speed. He also explains why distribution has become the final remaining moat when technical advantages disappear in months instead of years, and why every company needs a unique go-to-market motion

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33:57

2026 predictions from LP-lead investments to IPO...

Build Mode ·

2026/01/01

We're bringing you a special TechCrunch podcast crossover episode. Isabelle joins Equity Hosts Kirsten Korosec, Anthony Ha, and Rebecca Bellan to dissect the year's biggest tech developments, from mega AI funding rounds that defied expectations to the rise of "physical AI," and make their calls for 2026. The group tackled everything from why AI agents didn't live up to the hype in 2025 (but probably will in 2026), to how Hollywood will push back against AI-generated content, to why VCs are facing

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50:02

Making life (and death) better despite regulatory...

Build Mode ·

2025/12/18

Founders Gabriel Sanchez (Enspectra Health) and Tom Harries (Earth Funeral) share what it takes to build in heavily regulated industries where "move fast and break things" simply won't work. In this episode of Build Mode, they reveal the realities of navigating FDA approval processes, state-by-state regulations, and cultural taboos while building products that are literally matters of life and death. Gabriel walks through Enspectra's nearly decade-long journey to FDA clearance for their skin imaging

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45:05

Capital is a commodity (but your investor...

Build Mode ·

2025/12/11

Venture capitalists Ross Fubini (XYZ Ventures) and Leslie Feinzaig (Graham & Walker Ventures) pull back the curtain on how VCs build their own go-to-market strategies — not just how they evaluate startups, but also how they win over LPs and founders alike. In this episode of Build Mode, they share hard-won lessons from raising their first funds and how that experience allows them to empathize with founders. They discuss why "founder-market fit" applies to VCs too, how authentic thought leadership

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36:01

Your network is your first go-to-market strategy

Build Mode ·

2025/12/04

Alltroo co-founders Kyle Rudolph and Jon Walburg share how they transformed their pro-athlete star power into a fundraising platform that allows their community the ability to donate to a variety of organization and win high-value prizes. In this episode of Build Mode, they reveal how they leveraged their networks to disrupt the charitable giving industry, from raising half a million dollars for the NFL in their first year to learning hard lessons about scaling too fast. They discuss the pivot from

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32:57

From military logistics to Startup Battlefield 2025...

Build Mode ·

2025/11/27

Glīd CEO and founder Kevin Damoa shares what it takes to win Startup Battlefield 2025 and build a company solving real infrastructure problems. Fresh off his victory, De reveals how a veteran's perspective on logistics led to an autonomous solution bridging congested roads and underutilized rail. Plus, he shares how mindfulness, mission-driven culture, and $70M in early customer commitments positioned Glīd for success. Chapters: 00:00 Intro 01:13 What Glīd does: Autonomous transloading

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28:34

Beyond growth hacks: real stories of reaching...

Build Mode ·

2025/11/20

Luna co-founder Jas Schembri-Stothart and Untapped Solutions founder Andre Peart share how they cracked go-to-market for audiences most startups avoid. In this episode of Build Mode, they reveal the guerrilla tactics, trust-building strategies, and creative experiments that helped them reach teenage girls and formerly incarcerated workers—from crashing Taylor Swift concerts to keynoting re-entry conferences. Chapters: 00:00 Intro 03:15 Getting Grilled by Teens: Luna's School Roadshow 05:04

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46:54

The 7-Failure Rule: How Forethought AI Found...

Build Mode ·

2025/11/13

Forethought AI co-founder Deon Nicholas shares how he built a company that puts customers (not hype) at the center. In this episode of Build Mode, he unpacks his “7-Failure Rule,” the early experiments that shaped Forethought’s success, and why conviction should always come from your users, not your investors. Chapters: 00:00 Intro 01:23 The Founder Journey: Adapting Every 6-9 Months 05:33 From AI Research to Solving Business Problems 11:12 Finding Your Customer: The Importance of User

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0:51

Product, Meet Market

Build Mode ·

2025/11/12

Build Mode is TechCrunch's newest podcast, hosted by Startup Battlefield Editor, Isabelle Johannessen. This season we’re talking with founders and VCs sharing hard-won lessons on getting to market—the right way, the hard way, and the creative way.

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0:36

Introducing Build Mode

Build Mode ·

2025/10/31

TechCrunch is launching a new podcast Build Mode, which brings candid startup wisdom from the people who build, break, and build again. Build Mode is hosted by our very own Startup Battlefield Editor, Isabelle Johannessen who is joined by founders, investors, and operators to dig into the uncomfortable truths about startup life. Think cap table drama, co-founder breakups, and pivot panic. Wherever you are in your startup journey, this podcast will be your field guide. Season 1 is launching November

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