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Justin Welsh: How a Solopreneur Built a $12M Empire

Weston Bell-Geddes, founder and CEO of Built by Foundry
Weston Bell-Geddes
May 5, 2026Updated July 25, 2026
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Justin Welsh: How a Solopreneur Built a $12M Empire

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Key Takeaways:
  • Justin Welsh has generated more than $12.5M in revenue at roughly 86% profit margin since leaving his corporate job in 2019, according to his own public reporting
  • His business runs on three pillars: a 175,000 subscriber newsletter, three digital courses, and paid sponsorships
  • The LinkedIn Operating System course sells for $99 and has reached more than 20,000 students
  • He operates with no full-time employees, working with one part-time virtual assistant
  • His next ceiling is the same one every solopreneur hits: course income that resets to zero every month if he stops launching

Who Is Justin Welsh?

Justin Welsh is a former SaaS executive who left a six-figure corporate job in 2019 to build what he now calls a portfolio of one-person internet businesses. His public newsletter reports more than $12.5M in lifetime business revenue, all without hiring employees. He calls himself "The Diversified Solopreneur." The brand is the business model. Every product, course, and email he sells is a proof point that one person with the right systems can earn what most ten-person agencies earn. That is the thesis. The audience he built around that thesis now numbers more than 1.5 million people across LinkedIn and X. If you have spent any time on LinkedIn in the past five years, you have read his work. He turned the platform into a content engine that funnels strangers into a newsletter, the newsletter into product purchases, and product purchases into more authority that pulls in more strangers. The whole thing runs in a loop he can describe in a single screenshot.

How Did Justin Welsh Build a $12M Solo Business?

Justin Welsh built his business by codifying his own daily content workflow into a course, then selling that course to people who wanted to copy it. That is the entire engine. He posts on LinkedIn every day, links those posts to a free Saturday newsletter, points the newsletter at his courses, and uses the resulting reputation to charge premium rates for sponsorships. Each layer is built directly on the layer below it. He launched The LinkedIn Operating System in 2021 at $99. The course reached more than 20,000 students. He followed it with The Content Operating System and later The Creator MBA, a higher-priced flagship for serious operators. Together, those products generate roughly $1.3M a year in course revenue, on top of newsletter sponsorship income and affiliate fees, according to a Growth in Reverse breakdown of his business. The reason this works is the same reason Ali Abdaal's $10M+ creator empire works. Both men sell their workflow, not just their content. Most creators sell entertainment. Operators sell systems people can copy.

What Does Justin Welsh Sell?

Justin Welsh sells three digital courses, a free weekly newsletter that runs paid sponsorships, a paid template subscription, and a premium flagship education product called The Creator MBA, all delivered without employees from a single laptop. Here is the stack as of public reporting.
ProductPriceWhat It Is
The LinkedIn Operating System$99A 20+ video course on daily LinkedIn content
The Content Operating System~$150A system for repurposing content across platforms
The Creator MBAPremium tierA flagship education product for creator operators
Saturday Solopreneur (free)FreeWeekly newsletter, 175,000+ readers
Newsletter sponsorships$2,500/slotTwo paid slots per issue
Template subscription$9/monthRecurring access to his content templates
The numbers in that template subscription are the most interesting line item, and we will come back to them. Vector Guard by Ellie Fausett
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Why Does His Newsletter Have 175,000 Subscribers?

The Saturday Solopreneur has 175,000+ subscribers because Justin treats the newsletter as the only owned distribution channel he has, and he writes accordingly. Every other channel he uses is rented. LinkedIn can throttle him. X can change its algorithm overnight. The newsletter is the one place where his relationship with the reader is not mediated by a platform. Every Saturday, one short essay, no fluff. The result is a list that compounds at roughly 5,000 new subscribers a month, and a sponsorship rate that has climbed past $2,500 per slot. The Saturday cadence is not accidental either. It lands when his audience has time to read. It anchors the week. And it gives him a recurring product to ship without selling. That ship-every-week discipline is what most creators give up on by month three. We covered the same dynamic in why niche creator apps beat big tech. The advantage is not scale. The advantage is being the only operator who shows up every week for the same niche audience for years.
A laptop and coffee cup on a brushed steel desk in a dark home office, lit by warm orange rim light

How Much Does Justin Welsh Make Per Year?

Justin Welsh's reported revenue jumped from roughly $1.7M in 2022 to more than $4.15M in 2024, according to his own public newsletter writeup, with margins around 86 to 90 percent. That is the single most important detail in his story. A solo operator running at 86% profit margins is not a small business. It is a small business that has cut every line item that does not earn money. Most creators do the opposite. They scale up costs the moment a launch hits. He does not. He doubles down on the systems that already work and resists the temptation to grow headcount. The math underneath that revenue is also worth reading carefully. At $1.3M a year in course sales at roughly $150 per sale, he is making 8,667 transactions a year. That is 23 sales every single day. None of those sales require him to be online when they happen. The system runs whether he is at his desk or at the gym. That is the entire point.
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What's Next for the Solopreneur?

The ceiling for a course business is the same ceiling every digital product hits: revenue resets every month and depends on launching new things. Justin already saw this and started selling a $9 monthly template subscription. That is the most strategically important product on his shelf, and it is the smallest. It is the one that pays him whether or not he launches anything new this quarter. It is the one that compounds. It is also the one that signals where every solopreneur eventually has to go. This is the gap between courses and apps. A course earns once. A subscription earns every month. A library of templates inside a paid app, with new content added weekly, would turn his $9 template subscription into something with significantly more retention and pricing power. The exact transition Kayla Itsines made before her $400M Sweat exit and the same one Krissy Cela ran with EvolveYou. Sell the static thing once. Then build the recurring product on top of it. This is the same shift we wrote about in why creators are choosing apps over courses in 2026. The math wins on subscription every time, given enough audience. Justin Welsh has the audience. The question is just when he ships the app.

What Can Other Creators Learn From Justin Welsh?

Three lessons stand out. 1. Sell the system, not the content. Anyone can post on LinkedIn. Almost nobody can describe their posting workflow at a level of detail another person can copy. Justin's product is the workflow. The content is the proof the workflow works. Most creators reverse this and wonder why their courses do not sell. 2. Stay solo on purpose. A 30-person team would have eaten his margin years ago. He works with one part-time VA. That is the entire org chart. The discipline of staying solo forces him to automate, productize, or kill anything that does not scale by itself. It is the same logic we use for app care: keep the operating cost low so the recurring revenue compounds. 3. The newsletter is the asset, not the post. Every viral LinkedIn post he writes is rented from a platform that can disappear his account in an afternoon. The 175,000 newsletter subscribers cannot be taken from him. That distinction is the difference between a creator and a founder. A creator hopes the platform stays kind. A founder owns the list. These are the same patterns we covered in the content treadmill is killing creators. The creators who escape the treadmill are the ones who turn their content into a product their audience pays for, and turn the audience into a list they own. You can read more about how we think about this transition in our origin story at Built by Foundry. The pattern repeats across every category we work in.

Frequently Asked Questions

How much does Justin Welsh make from courses?

Public reporting based on Justin Welsh's own newsletter writeups puts course revenue at roughly $1.3M annually, generated from roughly 8,667 sales per year at average prices around $150 per course.

What is The Creator MBA?

The Creator MBA is Justin Welsh's premium flagship education product, positioned as a complete playbook for running a one-person business. It is priced higher than his $99 LinkedIn Operating System and targets creators who already have an audience and want a full operating manual.

Does Justin Welsh have employees?

No. Justin Welsh operates as a solopreneur with one part-time virtual assistant who handles customer support for roughly 20 hours a week, according to public reporting on his business.

How big is The Saturday Solopreneur newsletter?

The Saturday Solopreneur has more than 175,000 subscribers as of his most recent public reporting. He sells two sponsorship slots per issue at roughly $2,500 each.

How do solopreneurs build subscription apps?

Most agencies charge $50K to $200K and take 6 to 12 months. Built by Foundry builds creator apps in three weeks. We handle App Store submission, payments, push notifications, and ongoing maintenance forever, so a solo creator can keep their margin instead of hiring a team.

Justin Welsh Built It. Your Turn.

A LinkedIn account in 2019. A newsletter in 2022. A $99 course that became a flagship product. Three courses, one VA, $12.5M in lifetime revenue, and a margin most ten-person agencies would kill for. None of it required a co-founder. None of it required venture money. None of it required a platform's permission. The only thing missing is the recurring product that earns every month, even on the weeks he does not write. That is the gap every solopreneur eventually has to close. Yours is open right now too.
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