Tier-1 Tax-Advantaged Custody

Build Generational Wealth with Retirement Trading IRAs

Compound your wealth tax-free or tax-deferred. Trade fractional equities, algorithmic thematic baskets, and prime cold-storage Crypto IRAs with zero custodial management fees.

📈 Interactive Nest-Egg Calculator

✓ 100% Tax-Free Roth Growth

✓ Automated DRIP Compounding

✓ Multi-Asset Cross-Collateral

✓ SIPC & Custodial Insurance

Structured Accounts

Tailored Retirement Vehicles

Choose the optimal tax-advantaged account structure aligned with your financial timeline and tax strategy.

Roth IRA

Contribute after-tax dollars. All dividend accruals, trading gains, and future retirement withdrawals are 100% tax-free.

Tax Benefit: Tax-Free Returns

Tax-Deductible

Traditional IRA

Deduct contributions from current taxable income. Compounding grows tax-deferred until distribution age.

Tax Benefit: Pre-Tax Deduction

Direct Transfer

401(k) Rollover

Roll over an old 401(k) or pension into Mainstreet Capital Exchange with zero tax penalties. Unlock full access to multi-asset alpha.

Transfer Cap: Unlimited

Penalty: 0.0% Direct Rollover

High-Earner & Business

SEP / Solo 401(k)

Designed for entrepreneurs, self-employed contractors, and proprietary traders seeking maximum annual contributions.

Tax Status: Employer Deductible

Exponential Wealth Simulation

Retirement Trajectory Calculator

Simulate your compound retirement nest egg based on your age, monthly contribution, and portfolio yield.

Current Age

Retire Age

Current Starting Balance

Monthly Contribution

$50/mo $583/mo ($7k IRS Cap) $4,000/mo

Expected Annual Portfolio Return

4% (Conservative) 9.5% (S&P 500 Historical) 20% (Thematic Alpha)

ESTIMATED AT AGE

Projected Total Nest Egg

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Compounding horizon:

Your Deposits

Compound Interest

Estimated Monthly Retirement Payout:

Based on the standard 4% perpetual withdrawal framework for endless lifetime liquidity.

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Open Retirement IRA Account

Select IRA Structure *

Designated Beneficiary (Optional) You can update your beneficiaries anytime in Account Settings.

By confirming, Mainstreet Capital Exchange will establish a segregated, tax-advantaged retirement sub-account under your primary user profile with automated DRIP compounding.