Diagnostic Tools Business

Diagnostic Tools Business Success Stories [2025]

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Updated: April 15th, 2025

In an ever-evolving world where technology and healthcare intersect, starting a diagnostic tools business can be the right combination of purpose and profit. Simply put, this enterprise involves developing or distributing cutting-edge tools that doctors, clinicians, and healthcare workers use to diagnose and treat patients' conditions.

Being at the crux of human lives and scientific discovery, the demand for accurate diagnostic tools will always be significant. With the advent of personalized medicine, the need for diagnostic tools continues to rise, opening an opportunity for a rewarding business venture.

Getting involved means working with manufacturers, understanding the medical and technological aspects of the diagnostics, and reaching out to the relevant market sectors. It might seem daunting, but remember, you're placing important tools in the hands of professionals who can make a real difference in healthcare and, subsequently, people's lives. Who wouldn't want to be part of such a vital cog in the healthcare wheel of progress?

In this list, you'll find real-world diagnostic tools business success stories and very profitable examples of starting a diagnostic tools business that makes money.

1. Diesel Laptops ($50.4M/year)

Tyler Robertson, founder and CEO of Diesel Laptops, came up with the idea for his business while working at commercial truck dealerships. After seeing the complexity and cost of truck diagnostics, he found a software program in Canada that could make diagnostics easier, and started selling kits on eBay. This side business eventually became Diesel Laptops, a company that offers bundled kits, technical support, and repair information to the diesel industry.

How much money it makes: $50.4M/year
How many people on the team: 180

Diesel Laptops: From Selling on eBay to Making $20M/Year

Diesel Laptops, a B2B company that sells diesel diagnostic hardware, software, and services, successfully doubled revenue each year to make $20 million annually within three years, grew from its founder's garage and dining room table to a 21,000 square foot facility with over 90 employees by listening to customer pain points and offering the bundled products, technical support and repair information to attract and retain diesel technicians and repair shop owners.

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