The Best IoT Software Development Companies in April 2025

8 Tips to Choose the Best IoT Vendor

We’ll expand on each point below, but to make it short and sweet, here are the 8 things you should consider when looking for the best IoT company for your project:

1. Reputation
2. Experience
3. Comprehensive solutions
4. Scalability
5. Data integration
6. Security
7. Price
8. Support

Now, let’s take a closer look at each point.

1. Filter by Reputation

Because there are many companies that provide IoT services, your first step should be to make a longlist of companies that can feasibly complete your project successfully. Once you have your longlist, you can start researching each individual company in depth. So how can you make such a list?

Find 15-20 IoT companies that have the best reputations. Go to independent review platforms and look for ratings and reviews. Good independent review platforms take care to filter out any untruthful comments, regardless if they are positive or negative.

However, as there is an abundance of IoT companies, this filtering process can take a lot of time. But that’s where we can help. The companies on our list are the top IoT companies in 2023, so you can use it as the basis for your search.

2. Search for Niche Experience

Your best bet is to find an IoT service provider with experience in your niche. Every industry has a different set of requirements for effective hardware and connectivity and a company with the right experience will be able to propose effective solutions to your problems. Now, how do you find out what kind of experience a company has?

Read their portfolios. Portfolios include and explain prior projects a company has successfully completed. If you find they’ve worked on projects comparable to yours or in your niche, that company should go on your shortlist.

If a company doesn’t have a readily available portfolio, look for case studies. They serve the same purpose, only of a limited scope. In case you can’t find case studies either, you can always contact a company representative and ask them to make a presentation regarding their previous projects.

Whatever the case may be, you are looking for demonstrable experience in your niche.

3. Look for End-to-End Solutions

IoT services can include hardware, device management, data storage, connectivity, integration, etc. You will likely need a combination of these services to get to your end IoT solution. However, here’s the catch – not every IoT vendor provides all the services you require.

You always have the option of hiring multiple IoT technology providers. In some cases, that’s a viable option. But your best bet is to find a single IoT partner that can provide you with end-to-end solutions. A top IoT company should be able to integrate all of these interconnected services into a single package and resolve any pain points you have.

4. Think Scalability

Then, always consider the scalability of your IoT solution. Most IoT projects start with a pilot, but your IoT provider should have a clear plan of how your project can scale as time goes on. The number of connected devices is constantly growing, so your vendor needs to have the necessary infrastructure to scale, be it regarding cloud services, hardware, connectivity, or anything else.

5. And Data Integration

The data that IoT devices gather needs to be transferred to your platform effectively in order for you to have any value. So talk with potential partners about how they plan to transfer the gathered data from the Cloud to your platform.

6. Don’t Forget About IoT Security

An IoT platform is a software product that manages connected devices. Those platforms often provide Cloud solutions for data storage and transfer. And where data storage and transfer exist, so does the threat of cyberattacks.

So talk with potential IoT vendors about the security protocols and measures they plan to implement. And again, any planned security measures need to account for scalability. As the number of devices and users grows, so does the chance of a breach. The top IoT companies should have clear plans to scale your security measures as your IoT solution grows.

7. The Price

You can expect the best IoT companies to charge higher rates than less accomplished ones. At the end of the day, you know your budget and how much you are willing to spend, so we can’t say much except one thing – think cost-effectiveness and not pure cost. If the end IoT solution you get doesn’t do the job you need, you’re worse off than if you paid more for a product that serves its purpose.

8. Finally, IoT Support

Some IoT vendors provide comprehensive support, while others are mostly done once they’ve delivered your solution. It’s up to you to estimate how much support your team will need after deployment and find a partner that can meet your needs. Don’t forget that the up-front cost you pay for an IoT solution is not the only expense you have – you also need to consider the cost of support.

If You Require Additional Services

We hope our list of the 16 best IoT companies and our guide on how to select the best one for you has helped you in the search for a vendor. If you need other specialized services that will be complementary to your IoT solutions, check out our other lists.

We create and regularly curate lists of the best global companies from many subfields – from custom software development, through product design, to cybersecurity. So give them a read and find the IT solutions your business needs.