The Knowledge Project• Oct 14, 2025• 1:43:51Interview

Tracy Britt Cool: On Working for Warren Buffett and Building Great Businesses

From The Knowledge Project

Tracy Britt Cool•Co-founder, Kanbrick

Executive Summary

Tracy Brick-Cool, former assistant to Warren Buffett and CEO of Pampered Chef, co-founded Cambric, a long-term investment partnership that contrasts with the short-term model of traditional private equity.
Cambric's strategy emphasizes deep operational involvement and building enduring value, investing in only one or two of the 500 companies it reviews annually.
Artificial Intelligence is viewed as a major disruptive force that will erode competitive moats for many businesses by lowering entry barriers, but strengthen them for a select few with structured data and scale.
The firm utilizes a disciplined business system focused on people and culture, using metrics like EBIT over EBITDA and targeting high returns on invested capital to identify quality businesses.

12 quotes

Concerns Raised

The short-term focus of public markets and traditional PE encourages value-destructive decisions.
AI will erode the competitive moats of many established businesses, leading to commoditization.
Most corporate boards are ineffective, focusing on trivial details instead of key value drivers.
The massive increase in private equity firms has commoditized capital and inflated valuations.

Opportunities Identified

Applying a long-term, operationally-focused investment model to mid-sized family businesses.
Leveraging AI to dramatically improve productivity and strengthen the moats of well-positioned companies.
Achieving consistent 2-5% annual productivity gains through disciplined operational systems.
Building a community of operators to serve as a resource and deal-sourcing network.

Key Themes

Long-Term, Operationally-Focused Investing

The discussion contrasts Cambric's long-term partnership model with the short-term (3-4 year) hold period of traditional private equity. Cambric's approach involves hands-on operational improvements and a focus on building sustainable, long-term value, enabled by a more patient capital structure.

This highlights a significant shift in private market investing, where value creation is moving from financial engineering and multiple arbitrage to genuine operational excellence and business building.

The Operator-Investor Advantage

Brick-Cool's experience turning around Pampered Chef, a Berkshire Hathaway company, directly informs her investment philosophy. She argues that having direct operating experience is crucial for investors to effectively guide and add value to portfolio companies, a skill many traditional investors lack.

This underscores the increasing importance of operational expertise in generating investment returns, suggesting that the most effective capital partners are those who have experience 'in the trenches'.

AI's Impact on Competitive Moats

AI is presented as a double-edged sword for businesses. It is expected to erode the moats of many companies by reducing friction and costs for new entrants, but it will simultaneously strengthen the moats of companies with existing structured data, scale, and regulated positions.

This provides a framework for analyzing the strategic threat and opportunity of AI, forcing businesses to assess whether AI will commoditize their offering or reinforce their market leadership.

Disciplined Business Assessment

The conversation details a rigorous framework for evaluating businesses, emphasizing both quantitative and qualitative factors. Key metrics include a preference for EBIT over EBITDA to account for real capital costs and targeting a return on capital of 50% or more for great businesses.

This offers a practical, grounded approach to business valuation that prioritizes true cash generation and capital efficiency over potentially misleading, adjusted earnings metrics.

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Topics

Investment Strategy Private Equity Long-Term Investing Value Investing Operational Excellence Business Turnaround Pampered Chef Berkshire Hathaway Warren Buffett Competitive Moats Artificial Intelligence (AI)Hiring Strategy Corporate Governance EBIT vs EBITDA Return on Invested Capital (ROIC)

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