Kobalt.co
Elle Black had experienced firsthand the nightmare of launching physical products. The problem was simple but frustrating: most manufacturers required massive minimum order quantities (MOQs) and wouldn't work with small creators. When COVID hit in 2020, something shifted. Suppliers suddenly became willing to work with lower order volumes as trade shows disappeared and supply chains fractured. Elle saw the opportunity and started building Kobalt in late 2019—a marketplace that would aggregate vetted suppliers and do all the hard negotiation work upfront.
Rather than launching a fully self-service platform immediately, Elle took a hands-on approach. She spent months sourcing suppliers, vetting them for ethical working conditions and product quality, and negotiating pricing and terms. She built infrastructure on the supplier side—creating seller stores, SKU management tools, and fulfillment systems. The team focused on quality over scale, carefully bringing suppliers into the platform and onboarding creators one-by-one to ensure success.
Elle didn't open the marketplace to the public. Instead, she worked with creators directly, managing the entire process herself. Over the course of a year, she facilitated 177 product launches. What surprised everyone was the repeat rate: 36% of creators launched a second product, and of those, 80% went on to launch three or more products. The highest-priced item sold was a $150 product with a 70% margin for the creator. This wasn't just volume—it was creating real brand value for emerging entrepreneurs.
The key insight was focusing on creator success rather than transaction volume. Elle's team carefully selected suppliers based on values: humane working conditions, domestic sourcing, organic/vegan options, and supply chain transparency. They negotiated low MOQs—as low as 25 units—making it possible for anyone with an idea to test a market without massive upfront investment. The model was simple: creators used Kobalt free, and suppliers paid an 8% transaction fee for each customer acquisition. With 2,500 suppliers on the platform by the time of the interview, the network effects were building.
Kobalt had 77 creators on the waitlist and was planning to launch self-service functionality in Q1 2022. The company was venture-backed with $2.8M raised and still in its seed round. Elle's vision extended beyond a marketplace: she wanted to create a million millionaires by democratizing product manufacturing. Her philosophy was to focus on building a genuinely large business that would generate 10x returns for investors and unlock entrepreneurial opportunity for millions of creators.
- •By solving her own acute pain point and launching during a market disruption (COVID supply chain fracturing), Elle identified a moment when suppliers were unusually willing to negotiate lower minimums that unlocked an entirely new customer segment.
- •The 36% repeat rate and 80% conversion to 3+ launches proved the core value proposition worked, enabling word-of-mouth growth because creators were achieving genuine financial success rather than just completing transactions.
- •Hands-on supplier vetting and direct creator onboarding created a quality filter that attracted mission-aligned suppliers and generated measurable creator outcomes (70% margins on $150 products), which are the stories that spread organically.
- •The usage-based model (8% supplier fee per acquisition) aligned incentives so that Kobalt only won when creators succeeded, reinforcing the focus on creator success that drove repeat behavior and referrals.
- 1.Identify a supply-side constraint or market inefficiency in your own work that creates friction for a specific customer segment, then monitor for external disruptions (regulatory changes, economic shifts, technology breakthroughs) that temporarily make suppliers more flexible.
- 2.Before launching self-service, manually onboard and support your first 50-100 customers one-by-one while directly vetting suppliers on values and negotiating terms, measuring repeat purchase rates and customer outcomes as your primary success metrics rather than transaction volume.
- 3.Design your pricing model so your revenue only grows when your customers succeed (usage-based, take-rate, or success-based fees), then publicly highlight the most compelling customer outcome stories (margins achieved, products launched, revenue generated) to seed word-of-mouth.
- 4.Create a supplier selection process with non-negotiable criteria (ethical practices, quality standards, transparency) that meaningfully differentiates your platform and gives creators a reason to choose you over direct supplier relationships, making their endorsement more valuable.
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