Our Difference


Our platform automates the R&D process to turn months of work into minutes. Using AI and machine learning, it processes hundreds of thousands of transactions to find credits.

Data Integration

We integrate with your data to save you time.

Automation & AI

Ardius scans financial documentation to unlock your credit, every year.

Get Your Money Faster

It's as simple as pressing a button. A simplified R&D process that makes everything faster. Much faster.

Tax Expertise

While other providers have zero-to-few CPAs on staff, Ardius is the only R&D tax credit optimizer built by a team of Big 4 accounting experts.

On-Staff CPAs

We have 100+ years of combined experience at the Big 4 firms.

Filing Assistance

We’ll support you or your accountant through the filing process.

Audit Assistance

Our experience will assist if there is an audit. (Seriously.)

Unlock your R&D Credits

If we don’t find R&D credits, you pay $0.

Explore Our Technology

Ardius’ type A technology uses AI-powered automation to process countless transactions with the precision of a top accountant.

Machine Learning

Our machine learning algorithms unlock your credit for this tax year and power automatic lookbacks.

Intuitive Dashboard

See the status of your credits, access documents and reports, and manage users all in one place.

Direct Integrations

We play nicely with your payroll and accounting platforms, and have direct API integrations with Gusto and QuickBooks.

Qualitative Reports

Access auto-generated reports, vetted by experts, to substantiate and defend your R&D credits.

User Management

Add your accountant and other roles to easily track credits and filings.

Bank-Level Encryption

Our platform’s 256-bit encryption protects your data, always.

"As a tech company, a large part of our budget goes to R&D. A small investment of time with the phenomenal team at Ardius led to huge savings. I'd highly recommend them to anyone who asks."

Joaquín Roca,


Other Features & Benefits

IRS 4-Part Test Compliance

Ardius identifies eligible R&D activities according to the IRS’ qualifying test.

State Credits

Claim both your federal and state credits (for 35 states that offer R&D credits).

Audit Assistance

Enjoy peace of mind with Big 4 veteran support in the rare case of an audit.

R&D Credit Tracker

Throughout the year, see your total credits claimed, utilized, and remaining.

Tax Filing Assistance

Get a final R&D expert review, plus support for your accountant through filing.

Updated Criteria

We are up-to-date with R&D tax laws and amendments to protect your credits.

Take our tax credit optimizer for a test drive.

Average $50K per client

100+ Years R&D Experience

Audit Assistance