This is not a subscription.
This is membership.
The Carbon Key Collective is a private network for serious collectors. Your tier determines your access — to opportunities, to people, and to assets that never appear on any public market.
Access
Earlier than the market
Priority
Across every service
Relationships
With the right people
Opportunity
Before it becomes public
Choose Your Standing
Four Tiers. One Network.
Your membership tier determines your access, priority, and the relationships available to you within the collective.
Foundation
Free Member
Begin your journey into the collective.
- Browse the full marketplace
- Bid in open auctions
- Save listings & watchlists
- Basic buyer protection
- Standard concierge access
Preferred Member
Enthusiast
Earlier access. Fewer costs. Greater opportunity.
- Everything in Free Member
- 24-hour early access to new listings
- Reduced marketplace transaction fees
- Priority inquiry routing
- Early auction previews
- Access to select off-market inventory
- Spec Lab build saving
- Enhanced concierge support
Elite Member
Collector Elite
The inner circle of serious collectors.
- Everything in Enthusiast
- 48-hour early access to all listings
- Lowest transaction fees on the platform
- Dedicated concierge — one point of contact
- Carbon Atelier private consultations
- Private sourcing requests
- Off-market acquisition opportunities
- Annual collection review
- Complimentary appraisal credits
- VIP event invitations
- Preferred transport & import rates
- Priority financing review
By Application
Founders Circle
For those who require more than a service.
- Everything in Collector Elite
- Private asset sourcing & acquisition
- Family office concierge support
- Direct access to Carbon Key leadership
- Invitation-only events & viewings
- White glove transaction management
- Private aviation & charter benefits
- Concierge travel planning
- Portfolio management assistance
- Highest priority across all services
Compare Access
What Each Tier Unlocks
| Access | Free $0 | Enthusiast $299/yr | Collector Elite $999/yr | Founders Circle Application |
|---|---|---|---|---|
| Browse & Save Listings | ||||
| Bid in Open Auctions | ||||
| Standard Concierge | ||||
| Early Listing Access | 24 hours | 48 hours | 48+ hours | |
| Transaction Fees | Standard | Reduced | Lowest | Waived |
| Off-Market Inventory | Select | |||
| Concierge Priority | Priority | Dedicated | Personal | |
| Spec Lab Build Saving | ||||
| Carbon Atelier Consultation | ||||
| Private Sourcing Requests | ||||
| Annual Appraisal Credits | ||||
| VIP Event Invitations | ||||
| Transport & Charter Benefits | Preferred | Full | ||
| Family Office Support | ||||
| Portfolio Management | ||||
| Invitation-Only Events | ||||
| White Glove Transactions |
Access
See listings 24–48 hours before the public. The best acquisitions happen before they're announced.
Priority
Every inquiry, every service, every response — ranked by membership. Your time matters.
Relationships
A personal concierge who knows your collection. Direct access to sourcing specialists. Introductions that matter.
Opportunity
Off-market inventory, private sales, and acquisition opportunities that never enter the public marketplace.
Founders Circle
For those who require more than a service.
Founders Circle membership is by introduction and application only. It exists for collectors with complex needs, significant portfolios, and an expectation of complete discretion.