and Largest Investor Network
BILLIONS RAISED™
Client and Investor Testimonials²
2. No compensation was received; may not represent the experience of others; does not guarantee future success; are advertisements of Castle Placement.
HOW IT WORKS
We Help You Raise Capital
The foundation for a successful raise starts here.
Senior bankers refine the list, lead outreach, and manage investor engagement.
Raise Capital With Castle Placement®
Talk with our senior investment banking team and see how our AI + data platform delivers best-execution capital raises
Schedule Capital Strategy CallFeatured Transaction
Global Green International — Waste to Energy
North American distributor for Global Green International (GGII) is seeking $25 million ($400 million for all projects) to convert waste to green energy without incineration. Patented technology that is efficient, modular, and scalable.
Learn More100+ CURRENT PRIVATE CAPITAL TRANSACTIONS
Private Equity/Venture Funds
VIEW ALLWHY COMPANIES CHOOSE CASTLE PLACEMENT
Results and Best Execution
Unmatched Investor Coverage
110,000+ institutional investors across private equity, venture, credit, real estate, and strategic capital.
True Best Execution
Targeted, data-backed outreach engineered by experienced bankers-never mass blasts.
SEC Registered FINRA Licensed Broker-Dealer
Full regulatory compliance and institutional-grade transaction execution.
Senior Bankers Only
No junior handoffs. Your deal is led end-to-end by senior professionals.
AI + Human Judgment
Proprietary AI accelerates targeting. Bankers drive outcomes.
CPGO®
The Most Advanced Private Capital Investor-Matching Platform
Precision Investor Matching
110,000+ institutional investors ranked by sector, stage, check size, and historical transactions.
Every match is based on real data-not guesswork.
Proprietary Deal Intelligence
500,000+ private company transactions indexed for pattern recognition, comparable analysis, and investor fit scoring.
Amplified by Senior Banker Judgment
AI narrows the field.
Our senior bankers select, refine, and execute with discipline and experience.
The Result
More relevant investors.
Better conversations.
Faster, higher-probability closes.
Institutional-grade capital raising
Raise smarter. Move faster. Get better terms.
Senior bankers + proprietary investor intelligence-built to match how institutions evaluate deals, not how founders “hope” they do.
- Pinpoint investors by sector, stage, and check size
- Run a disciplined, banker-led process with clear positioning
- Stay confidential while moving fast with best execution
Tell us about your capital raise
Share a few details-we’ll route you to the right senior banker.
FAQ
Private Capital Raising – Frequently Asked Questions
Castle Placement executes all three major deal structures. We will help you select the optimal path based on your capital needs, timeline, and budget.
| Feature | Reg D 506(c) | Reg A+ | Reg CF |
|---|---|---|---|
| Raise Limit | Unlimited | $75M / year | $5M / year |
| Investors | Accredited Only | Everyone | Everyone |
| Speed to Market | ~1 Week | ~6 Months | 4–6 Weeks |
| Upfront Cost | Minimal | $100k – $150k | Low |
Note: Timelines and costs vary depending on complexity and readiness.
Stay Current
Subscribe to Castle Briefings
Monthly/Quarterly updates on all closed private capital transactions in your sector.
Keeping Our Clients Current
Artificial Intelligence Capital Raises and Investors in the U.S. – October 16th to November 15th, 2025
A View From The Castle® 19/11/25
Castle’s Referral Program
Introduce a Company Evaluating a Capital Raise
Referral Fee: 20% of Castle's upfront engagement fee


























