Justin Welsh: $12.5M Cumulative With One Person and an Outsourced VA — a Solo Business Portfolio With 90%+ Margins

A sales executive who once led an organization of 150+ people switches to a business with zero employees and a single part-time VA, and generates over $12.5M (about ¥1.88 billion) cumulative at margins above 90%. Justin Welsh’s case is both an upper-bound record for “how much can one person earn alone” and a showcase where every decision (course length, pricing, even how he records his videos) was reverse-engineered from a single question: “can this be done without hiring anyone?” Drawing on his own self-disclosures and Starter Story’s detailed report, we lay out the numbers behind it.

From Burnout to $12.5M Cumulative

A Design That Made “Not Hiring” the Strategy

Welsh’s business runs on three layers: (1) post daily on social media to build an audience, (2) sell that methodology as digital courses (one-time purchases), and (3) sell sponsorship slots in the newsletter — and every one of them carries near-zero marginal cost. Hiring people would grow revenue, but it would also bring management, payroll, and coordination, the return of the “organizational life” he had fled. The result of setting the objective function not at maximizing revenue but at maximizing profit per unit of freedom is a margin above 90%.

Standing in for employees is a stack of SaaS tools. His site, payments, and course delivery run on Kajabi; LinkedIn on Taplio, X on Hypefury, analytics on Fathom, automation on Zapier. And gathering customer testimonials on Damon Chen’s Testimonial.to, a bundle of monthly tools that effectively functions as his “staff,” which Welsh has framed around the goal of “growing a portfolio of one-person businesses to $5M.”

His specific product lineup follows this same objective function. His flagship course, “The LinkedIn Operating System,” has 11,000+ students and generates about $80K/month. “The Content Operating System” has 4,500+ students and generates about $45K/month (as of 2023, priced at $150 then, $200 now). His newsletter, “The Saturday Solopreneur,” reaches 80,000 readers a week. On top of that, affiliates have driven 1,570+ sales worth $200K+ (at a 35% commission), even part of his sales gets distributed to outside referrers, “without hiring” anyone for it.

Why He Keeps Courses Under Two Hours

His course design rests on three explicit hypotheses. Price at $150, near “impulse-purchase” territory, so it sells self-serve, with no sales team involved. Keep runtime under two hours so people actually finish (his 45% completion rate is more than triple the industry average of 13.8%). Record on a single Zoom take with Google Slides, no elaborate editing, no polished production. Optimize for completion rate and turnover, not production polish, a design that achieves both low production labor and a higher chance students actually get results.

The funnel from content to sales is quantified annually too. In 2022, LinkedIn delivered 118 million impressions, 1.15 million engagements, and 199,000 comments. X delivered 198 million impressions. Site traffic from that: 281,000 from LinkedIn, 129,000 from X, and 45,000+ from search, a combined 310 million+ impressions converted into roughly 450,000 visits, out of which the $150 courses sell. The thinness of that conversion, relative to the denominator, looks inefficient at a glance, but the fact that this denominator can be compounded year after year at zero ad spend is the core of a zero-marginal-cost business. The thinness of the funnel is the price paid for free acquisition.

His day-to-day operation is quantified too. He posts twice a day, seven days a week, and writes six to twelve pieces of content plus one weekly newsletter in a few hours. He describes himself as having “plenty I’m not good at, but I make up for it with a strong bias toward action,” and defines his target customer as “the thousands of people walking a few years behind me on the same path.”

A Structure Where “What He Teaches Is Exactly What He Practices”

His product is “how to build a one-person business on social media,” so his daily social-media operation is itself a live demonstration of the product. Because marketing and product development fold into a single act, one person is enough to run it. Push to its conclusion the structure in which Udemy instructor Takizawa found that “those who own their acquisition channel earn 3x”, and you arrive at exactly this form, an audience of your own, independent of any platform, plus a product of your own.

What He Gave Up, and the Risks He Carries

The consulting business that landed a $40K deal on day one of independence was one Welsh later wound down himself. Once daily course revenue passed $1,500, he judged that selling his time through consulting was starting to compete with the courses’ growth. Cutting off that early cash source to consolidate around a zero-marginal-cost product is the decision that underpins the 90% margin.

Structural weaknesses show up too. As the 500+ consecutive days of posting suggests, this business’s asset is “the person who keeps posting,” full stop, if he stops, acquisition stops. Personal dependency is both the source of the margin and, at the same time, exactly what makes a business impossible to sell or hand off. Margins have also drifted down as the business scaled, from 95% (2022) to 91-92% (2023 projected). Even a one-person operation isn’t free of the costs of scaling.

The warning for anyone trying to replicate this is equally clear: this model needs a track record in what you teach before anything else, and a degraded copy that sells methodology without results gets spotted by the market instantly. In Welsh’s case, the career that took a company from $0 to $50M ARR, and the actual results of building 650,000 followers on zero ad spend, are themselves what underwrite the product.

Generalizing for Japanese Readers

What a reader can carry out of this case is the approach of designing a course around “low-priced, one-time purchase × self-serve × high completion rate” in place of hiring, and the sequence of track record → content → productization. The structure of selling a low-priced, one-time course without a sales team already works on Japan’s Udemy, note, and Brain. What stays behind is the scale premise. Reaching $12.5M cumulative depends on the sheer size of the English-language LinkedIn/X population (500 million impressions a year). Building the same model in the Japanese-language market would reasonably hit a ceiling at least an order of magnitude lower, and that gap is set by the size of the language market’s population, not by effort.

Related Reading

• Sidekiq — The developer edition of “management without hiring”
• Takizawa’s Udemy record — Quantitative data on the value of owned acquisition