Resources / Private Investments
Evaluating Private Investments
Published by The Wealth Society • Last Updated: September 14, 2026
Private investments can offer access to unique growth stories, real assets, and value-creation strategies not available in public markets. However, they lack the transparency, liquidity, and regulatory oversight of publicly traded securities. This guide outlines a disciplined framework for evaluating private opportunities.
The Appeal and the Reality
The allure of private equity, venture capital, private real estate syndications, and private credit is strong. They are often marketed with the promise of higher yields, lower perceived volatility (because they are not priced daily), and exclusivity.
The reality is that private markets are highly heterogeneous. While top-quartile funds and operators can generate significant returns, the dispersion between the best and worst performers is massive. Furthermore, the "lower volatility" is often merely an illusion created by infrequent appraisals. Evaluating these investments requires rigorous, independent due diligence focused on structure, alignment, and inherent risks.
Concept 1: Structure and Sponsor Alignment
In public markets, you buy shares of a corporation governed by a board of directors. In private markets, you are typically entering into a complex partnership agreement (often an LP/GP structure). Understanding the legal and financial terms of that partnership is the first step of due diligence.
The Capital Stack
Where does your investment sit in the capital stack? Are you providing senior secured debt (paid first, but with capped upside), preferred equity (paid before common equity, often with a stated yield), or common equity (paid last, absorbing the most risk, but capturing the residual upside)? Understanding your position in a liquidation event is crucial.
Sponsor Alignment ("Skin in the Game")
Does the sponsor or General Partner (GP) have significant amounts of their own capital invested alongside the Limited Partners (LPs)? A sponsor with substantial personal capital at risk is financially aligned with the success of the project. A sponsor operating entirely on OPM (Other People's Money) may be incentivized to take excessive risks.
Fee Structures and The Waterfall
Private investments often carry complex fee structures, including acquisition fees, asset management fees, and disposition fees. The "waterfall" dictates how profits are split between the investors and the sponsor. A well-structured waterfall ensures the sponsor only receives their disproportionate share of the profits (the "promote" or "carried interest") after the investors have received their initial capital back plus a stated preferred return.
Concept 2: Liquidity and Horizon Constraints
The most defining characteristic of a private investment is its illiquidity. Unlike a public ETF that can be sold in milliseconds, private investments require locking up capital for extended periods.
Capital Lock-Ups
Depending on the asset class and strategy, capital may be locked up for several years, and in some venture or private equity funds, potentially a decade or more. Investors must rigorously evaluate their personal cash flow needs and timeline to ensure they will not require access to this capital before the sponsor's targeted exit or liquidation event.
Secondary Markets
While secondary markets for private shares and LP interests exist, they are often highly restricted, opaque, and require selling at a significant discount to the stated net asset value (NAV). Investors should enter private investments with the assumption that the capital is entirely inaccessible until the sponsor executes a liquidity event.
Concept 3: Risk and Concentration
Private investments often involve specific, idiosyncratic risks that are distinct from broad market risk.
Execution and Operator Risk
When you invest in a broad index fund, you are betting on the general economy. When you invest in a single private real estate development or a specific startup, the success depends entirely on that specific operator's ability to execute that specific business plan. The risk of total loss of principal is materially higher in concentrated private investments than in diversified public funds.
Portfolio Fit and Sizing
Because of the inherent execution risk and illiquidity, private investments must be sized appropriately within a broader wealth strategy. They should represent a controlled, limited percentage of an investor's total net worth, ensuring that the failure of any single private asset does not threaten overall financial stability.
Concept 4: Eligibility and Conflicts of Interest
Participation in private markets requires navigating specific regulatory hurdles and carefully reviewing offering documents.
Accreditation Requirements
Many private opportunities are exempt from standard SEC registration under Regulation D, meaning they are restricted to Accredited Investors or Qualified Purchasers. These designations require meeting specific, legally defined income or net worth thresholds designed to ensure the investor has the financial sophistication and capacity to bear the risk of loss.
Identifying Conflicts of Interest
Investors must rigorously review the Private Placement Memorandum (PPM) to identify potential conflicts of interest. For example, does the sponsor own the property management company, the construction company, or the brokerage that the fund is utilizing? If so, the sponsor may be prioritizing fee generation for their affiliated entities over maximizing returns for the investors. Full disclosure of these relationships is legally required, but it is the investor's responsibility to evaluate their impact.
Framework Checklist: Private Investment Due Diligence
Before committing capital to a private opportunity, ensure you can clearly answer these questions.
- Sponsor Track Record: Has this sponsor successfully executed this specific strategy in this specific asset class multiple times before?
- Alignment Check: How much of the sponsor's own cash is invested in this specific deal alongside mine?
- Fee Transparency: Can I clearly diagram how and when the sponsor gets paid, and is their compensation heavily weighted toward performance rather than just asset acquisition?
- Liquidity Horizon: Am I absolutely certain I will not need this capital for the stated duration of the investment (and potentially longer if the exit is delayed)?
- Concentration Limit: Does this investment keep my total exposure to illiquid, private assets within the strict percentage limits defined by my overall wealth plan?
Questions for Investor Reflection
- Am I considering this investment because of its fundamental merits, or because it feels exclusive?
- Have I read the Private Placement Memorandum (PPM), or am I relying solely on the marketing deck?
- Do I have a trusted, independent advisor (CPA or attorney) who can help me review the partnership agreement and identify hidden risks?
Private investments are just one tool. Ensure your foundational portfolio is solid first by reviewing our Long-Term Investing Framework.
