Not every business becomes a full-time endeavor right out of the gate. In fact, many founders hang on to their 9-to-5 after they’ve found a small-business idea they want to pursue. (That’s a strategy several successful entrepreneurs, including Shark Tank’s Daymond John, recommend, as it ensures you continue to have income and health insurance while you build the business.) But the goal, for most founders, is to drop the day job and focus fully on their new venture.
The time frames for that can vary. In some cases, it can take several years to generate a profit that will match the salary of your current full-time job, ensuring a smoother transition. But there are some small businesses with the growth potential to allow a transition in one year or less.
Here’s a look at several worth considering. (For more inspiration, read Inc.’s full guide to 25 small-business ideas for 2026.)
Mobile detailing
Detailing is a low-barrier, high-demand small-business idea that has the benefit of offering flexible hours and low overhead. That allows you to build up a client base in off hours, while working to make this a full-time business.
There’s plenty of earning potential. A forecast by Future Market Insights predicts the global market for mobile car wash services will grow to just under $283 billion by 2035, which is more than twice the $126 billion the businesses were expected to bring in last year
While some may think of mobile detailing as a business that doesn’t turn investor heads, Spiffy, a North Carolina-based mobile detailing and automotive care business, closed a $30 million Series C round in 2023.
“Spiffy is scaling faster than any of my previous startups,” said cofounder and CEO Scot Wingo in a statement at the time.
Junk removal
Several businesses are outsourcing some of their waste-removal tasks. And there’s a growing number of residential customers who need help with large items or home cleanouts as well. Data from Market Reports World finds that more than 63% of residential households generate bulky waste at least twice per year, while 58% of small businesses need junk removal services.
That presents numerous avenues to develop a customer base, including recurring commercial customers and subscription-based cleanout services. Junk removal isn’t glamorous, but it’s expected to be a $1.2 billion business this year and grow to a $3.4 billion industry by 2034.
Home painting company
While pretty much anyone can pick up a brush and paint a wall, the difference between a pro and a weekend warrior is usually quite obvious. That’s why the home painting field is growing at a healthy clip, jumping from $47.8 billion in 2025 to a projected $51.2 billion by the end of this year.
Homeowners, on average, pay between $3,800 and $16,500 to have their walls painted now—and there’s also a need for painters from new construction companies. That gives you several avenues of revenue to explore and the chance to assemble a customer base and referral network that will justify making a full-time go of this small-business idea. It’s a job you can technically do yourself, but as you expand, you’ll likely need to staff up—and, while you can rent things like scaffolding and multistory ladders to keep startup expenses down initially, it’s ultimately a cost savings to purchase those.
Executive coaching
If you’ve held high management or C-level positions, the knowledge you’ve acquired is valuable to up-and-coming entrepreneurs and execs. And with the pending generational shift, there will be a number of succession gaps, driving demand for data-driven, personalized coaching.
This is a small-business idea that will likely take a full year to replace your 9-to-5, because it’s a results-oriented business, rather than one that is measured in an hourly salary rate.
“Executive coaching credibility is earned through leadership responsibility, executive maturity, and direct exposure to enterprise-level decisions,” writes executive coach John Mattone. “It is not built through enthusiasm, branding, or early-career ambition.”
Start your hunt for clients by mining your own network, combing through LinkedIn, and consider joining executive coaching networks, like Vistage or the Executive Coaching Network, which connect leaders with professional advisers.
Cybersecurity business
Hackers are increasingly targeting businesses with ransomware and other online disturbances. A new report from NordStellar finds that ransomware incidents were up 20% year over year in the first half of the year, with 5,275 recorded attacks. The second quarter alone saw 2,581 incidents.
A third-party cybersecurity specialist can help keep companies safe while building a financially successful business of their own. The cybersecurity market is expected to grow from $219 billion last year to more than $248 billion in 2026. The best path to building this quickly to a full-time business is to focus not on stand-alone jobs, but ongoing contracts, which offer reliable income for services like risk assessment, penetration testing, and data recovery when necessary.
There’s a shortage of professionals in this area, which has created a significant demand, meaning you can get up to speed faster if you have a strong background in IT. (Adding a certification to your credentials can be beneficial as well.)
“With the rising number of online security threats, the requirement for advanced solutions is growing exponentially,” writes market research firm Fortune Business Insights. “Factors such as a lack of professionals and experts in developing and advancing security solutions are considered key restraining factors.”
—Chris Morris
This article originally appeared on Fast Company’s sister website, Inc.com.
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