Fired by His Own Co-Founder, Then Built the #1 Startup Accounting Platform | David Phillips, Fondo

The Co-Founder "Blood Bond" Is a Myth | Michael Grinich, WorkOS

Michael Grinich built WorkOS solo — now a $2B company and the enterprise infrastructure behind OpenAI, Anthropic, and Replit — with no co-founder. So when he says "it's not the blood bond it was made out to be," it lands. This conversation is his case against the ride-or-die co-founder myth, the question he thinks actually matters before you start a company, and the honest bear and bull case for going it alone. Topics covered: * Why co-founders aren't a blood bond — and "are you the one who holds it forever?" * The founder "mental disorder," and why you only need one person who has it * The bear and bull case for solo founding — from John Lennon to "the company is a mirror" * How to pick the idea: a notebook, four filters, and lessons borrowed from stand-up comedy * Why "pivots are the most traumatic thing you can do to a business" * The case for founder-led sales — and hiring a head of sales as a partner, not a handoff Guest: Michael Grinich — solo founder and CEO of WorkOS, the infrastructure that makes startups enterprise-ready.

Turning Services Into Software To Move Talent To America | Minn Kim, Lighthouse

Minn Kim runs Lighthouse, the AI-powered immigration firm rebuilding the visa stack for frontier-tech companies. She is solo. She isn't a lawyer. Her first two hires were engineers. The conversation with Julian covers how she got there, why "solve your own problem" isn't always the path to success, the complicated-vs-complex framework she uses to pick what to build, and her bull case for solo founding stated as a fact about her own life rather than a thesis. Topics covered: * The Korean-immigrant origin and the 2022 side quest that became Lighthouse * Services-as-software: why "professional services don't scale" stopped being true around 2021 * Why "solve your own problem" isn't always right — and what to do instead * The complicated-vs-complex problem framework for founder fit and capital structure * First two hires were engineers, not lawyers * Long-game hiring and contractor-to-full-time as a deliberate pattern * The 30-question anonymous Google Form for surfacing blind spots * "Twenty of them in the world" — the talent-infrastructure thesis behind Lighthouse * Bear case and bull case for solo founding, the latter stated as lived experience Guest: Minn Kim — founder and CEO of Lighthouse, the AI-powered immigration firm for frontier-tech companies and their hires.

Fired by His Own Co-Founder, Then Built the #1 Startup Accounting Platform | David Phillips, Fondo

David J. Phillips tried co-founders four times before he went solo. With $40,000 left in the bank after a stalled aquihire, he refounded the company alone — and built Fondo, the accounting platform now used by hundreds of YC and pre-seed startups. The conversation is part founder-confessional, part early-stage GTM playbook. Topics covered: * The four co-founder breakups across four prior startups * Refounding with $40K and a single investor email * The lived playbook for co-founder breakups (lawyer advice, severance + stock + move on) * The four-question $40K filter for picking ideas you can ship solo * The Sam Parr false bottom — first customer, three months of nothing * The Delaware-franchise-tax mini-product wedge that produced the first ten paying customers * Bear case and bull case for solo founding * "Your co-founder lives in Claude now" — the closing argument Guest: David J. Phillips — founder & CEO of Fondo, the accounting and tax platform for venture-backed startups.

He Quit Tesla, Pivoted GTM 14 Times, Raised $20M Solo | Jimmy Douglas, Plug

The press was declaring the EV car market dead. Roughly $20B in EV investment had been cancelled. The Inflation Reduction Act had just expired. In that environment, Jimmy Douglas raised a $20M Series A from Lightspeed. Before Plug, Jimmy spent five years at Tesla running the largest US EV operation in the world. He left in 2024 to build Plug — the EV-first wholesale marketplace — then spent two years protecting a marketplace orthodoxy that was capping growth, until an investor in a fake board meeting asked the question that broke the company open. The chart bent that quarter. This is the most operator-dense episode we have recorded so far. Topics covered: * The contrarian timing: how Plug raised a $20M Series A from Lightspeed in the middle of an "EV hellhole" * The China thesis behind the round — why US EV adoption will be unlocked by foreign OEM pressure, not by federal incentives * 14 go-to-market pivots before the one that produced a hockey stick (Jimmy counted them by asking Claude to comb his board decks) * Mike Maples Jr.'s "Reality Doesn't Negotiate" — and why disproving your hypothesis beats trying to prove it * The fake-board-meeting question that broke Plug open: "You still have a balance sheet. What would you build right now if you started over today?" * Killing the marketplace orthodoxy: opening an LLC subsidiary, taking the wholesale dealer license test, and the 16 → 429 unique-sellers-per-quarter hockey stick that resulted * The two-things-need-to-be-true market test: venture-scale size and speed-to-power-law-outcome compatible with venture capital * Tesla decision-making rigor: anticipate where the Wharton MBAs will find flaws before the meeting * Self-manufactured constraints — Jimmy's coined term, paraphrased from five years of watching Elon at Tesla * The factory-startup co-founder rule and why Jimmy went solo * Hiring high-agency people away from big companies — sandbox, mission, and "if you have to convince them, they're not the right person" * What market pull actually feels like — and the moment Jimmy realized Plug had it * Investor pass etiquette: "you can tell a lot about a person by the way that they pass" * Bear case for solo founding — credibility, network, skill-set required to recruit force-multipliers alone * Bull case for solo founding — "the agency-maximizing play is to be solo founded and self-funded" * AI is changing what venture wants — "vertical SaaS is going to zero," atoms-over-bits is back, balance-sheet risk is suddenly attractive again Guest: Jimmy Douglas — Founder and CEO, Plug. Previously executive at Tesla running sales operations, delivery operations, internal fleet, internal communications, and used cars (the largest US EV operation in the world during his tenure). Plug: $6.7M seed from Floodgate, $20M Series A in 2026 led by Lightspeed with Galvanize, Autotech Ventures, Leap Forward, and Renn Global participating. $60M+ in used-EV sales facilitated since 2024 launch. Host: Julian Weisser — Founder/CEO of Solo Founders and Co-Founder/CEO of On Deck/ODF.

The Secret $2 Trillion Market Founders Are Ignoring | Sunil Rajaraman, Hamlet

Two trillion dollars of GDP flows through local government every year. 90%+ of city council votes are pre-decided before the meeting starts. And almost no founder will touch the market. Sunil is the rare exception. He ran for city council in Orinda, California, lost, and walked away with a newsletter for residents and an obsession with how opaque local government actually is. That newsletter became Hamlet — the civic AI making local government meetings legible to residents, real estate developers, and the cities themselves. This episode is the most concrete civic-engagement segment we've recorded on the show, and incidentally a clean founder thesis on how to spot a market everyone else is ignoring. Topics covered: * $2 trillion of GDP runs through local government — and almost no founder will touch it * 90%+ of city council votes are pre-decided before the meeting starts * Why "public comment is largely ineffective" and why the "local vocals" aren't representative * Most city councils are rubber-stamp organizations * Running for Orinda city council — and the $20K-minimum reality of nominally non-partisan local elections * The civic-engagement on-ramp — join a commission as the lowest-friction way to start participating * The newsletter-MVP-to-Hamlet arc — how a personal newsletter for residents became a civic AI company * Easy-to-explain businesses and why they require context, knowledge, and subject-matter expertise (the Federer analogy) * "If you don't have an original insight, just don't work on it" — Sunil's hardest founder filter * "No one's going to care about this problem as much as me" — niche obsession as the only test that matters * The Bold Italic acquisition, "This Is Your Life in Silicon Valley," and why you can't copy editorial voice * Front-loaded advisor relationships as a substitute for the co-founder dynamic * Pricing humility — "C-minus, D-plus" — and what to do about it * Bear case for solo founding — resentment, no gut-check, easier to fracture * The "let things simmer" leadership rule * Bull case for solo founding — "consensus produces average outcomes" Guest: Sunil — Founder and CEO, Hamlet. Previously co-founder of Scripted (Crosslink, Redpoint), EIR at Foundation Capital, executive at GoodRx through its IPO. Ran for Orinda city council. Crosslink-backed twice across 15 years and 2 companies.  Host: Julian Weisser — Founder/CEO of Solo Founders and Co-Founder/CEO of On Deck/ODF.