Find R&D Tax Credits
The leading R&D tax credits solution
MainStreet takes the guesswork out of R&D tax credits and passes the savings on to you.
Thousands of dollars are waiting, don’t miss your deadline and get started today.
Thousands of customers served, Millions in R&D Credits earned, and 0 audits
MainStreet is the no. 1 provider of R&D Credits. We have decades of combined experience that have allowed us to refine a methodology that will provide you peace of mind.
In the unlikely event of an audit, we’ll reimburse you up to $1,000,000 for any accountant fees, penalties, or interest you have to pay to the government due to a MainStreet error.
(PS. None of our companies has needed to use the Guarantee)
Why R&D Tax Credits
Billions left on the table
There are over $100B set aside for R&D tax credits but only a handful are getting claimed. 4,000+ businesses and startups don’t know they’re qualified for R&D Credits.
It’s convoluted but we’re here to do it for you.
How it works
1. Sign up and connect your systems
Plug your accounting and payroll systems into the MainStreet dashboard to give us some insight into your R&D activities.
We scan hundreds of federal, state, and local credits to match you with the ones most beneficial to your business. From there, we’ll create your personalized credit estimate.
How it works
2. Calculate your R&D work
At the end of your tax cycle, you’ll confirm some details about your R&D activities. This data gives us a complete look at how you’re conducting R&D, including the employees and costs involved.
Work alongside our dedicated tax experts to maximize your credits and save yourself 40 hours that could spent building your business.
How it works
3. File your taxes
Come tax season, we’ll send you the necessary forms needed to claim your tax credits.
Simply give these forms to your CPA or tax specialist to file alongside your annual tax return, we’ll guide you through the payroll application process, and watch your credits roll in.
Come tax season, we’ll provide you with:
The tax forms needed to file your claim alongside your annual tax return.
A summary of your expenses, giving insight into how we reached your final credit amount.
A dedicated team of tax specialists, on hand to guide you with the next steps of your claim.
MainStreet works seamlessly with your CPA
We know R&D tax credits like the back of our hand, and we’ve got the resumes to prove it. With 25+ years of experience across the Big 4 consulting firms and boutique R&D specialists, our Accounting Operations team has supported credit claims across Fortune 500 companies, high-growth startups, and small business owners alike.
We’ve worked with thousands of businesses to identify and calculate the R&D tax credits they’re owed. Our collective experience and industry knowledge allow us to simplify these intricate credits, creating an accessible and easy-to-use product for small business owners.