Process & Pricing

More credit. Lower fees. Your terms.

Start at 15% success-based, or pick the pricing structure that fits your business. No credit, no fee.

Pay in Full

Lowest Rate · Best Value

Pay your fee upfront when the credit lands and receive our lowest effective rate — less than 15%. Best for businesses that want maximum savings.

Choose Pay in Full
Most Popular

12 Monthly Payments

Easiest on Cash Flow · Interest-Free

Split your fee into 12 equal monthly installments at zero interest. Get a lower effective rate without paying everything upfront.

Choose Monthly

Flat-Fee Option

Predictable Pricing

Lock in a fixed fee before the study begins — no percentage, no surprises. Perfect for businesses that want complete cost certainty.

Choose Flat Fee
Every option includes audit protection. Success-based pricing starts at 15% of the credit secured. Questions? Book a free call →

Lock today’s rate for up to 3 years.

Your company will grow. Your fee shouldn’t. Qualifying credits lock Year 1 pricing, so your credit climbs while your cost stays flat.

$50k
Year 1
$80k
Year 2
$120k
Year 3
Your credit Your locked fee
Start with a free rate review →
See Your Price

Estimate your credit and your cost, your way.

Estimate your credit

$
$
$
Estimated Federal Credit
$52,000
based on your inputs above
Your cost, your way
Success-based · 15%Pay only when the credit lands
$7,800
Pay in fullLower effective rate than 15%
$6,630
12 monthly paymentsInterest-free, ×12 months
$650 /mo
Get my exact quote →
Figures illustrative. Actual credit depends on qualifying activity, payroll structure, and IRS rules.
Our Process

What is Mainstreet's process?

From intake to filed credit — typically 4–6 weeks.

1

Client Intake Form

Short eligibility assessment covering your business, tech work, and team

2

Business Component ID

Identify qualifying products, processes, software, and formulations

3

IRS Four-Part Test

Document how each component satisfies the IRS four-part test for R&D

4

QRE Calculation

Calculate qualified research expenses — wages, contractors, supplies

5

Audit Defense File

Full substantiation package assembled and stored securely for IRS requests

6

Form 6765 Prepared

IRS form generated with all line items; you review and approve before filing

7

CPA Files Return

Form 6765 attached to your annual return; credit offsets federal tax owed

8

Annual Renewal

R&D credits renew each year — we re-qualify your activities automatically

Start your intake →
Credit carries forward up to 20 years if unused this year.
Privacy & Confidentiality

Your data stays yours

What we collect
  • Account & Identity. Name, company, contact details to manage the account. Always required
  • Business & Financial Data. Payroll, R&D expenses, and documents you provide for the credit study. Used only for your credit
  • Platform Usage Data. Login times and feature usage — solely for security and product improvement. Never sold or shared
What we will never do
  • ×
    Use for advertising. Your data is never used for ads, retargeting, or sold to any marketing platform.
  • ×
    Share with third parties. Engagement details stay strictly confidential.
  • ×
    Retain beyond the agreement. We delete data when legally permitted.
  • ×
    Disclose your R&D activities. Your IP and competitive strategy are never disclosed to competitors or other clients.
Book Your Free Discovery Call