Joel Craig Duncan: Expanding Passive Income Through Self Storage Investments

Self-storage facility

Key Takeaways

  • Self-storage has emerged as a resilient asset class, historically outperforming many traditional real estate sectors across economic cycles.
  • Market conditions in 2026 reflect improved access to capital and positive leverage, supporting new development and refinancing activity.
  • Mobility trends and population shifts are increasing demand for storage capacity in high-growth regions.
  • Real estate syndications allow high-earning professionals to access passive income without managing properties directly.
  • Diversification across multiple properties and markets helps mitigate risk while strengthening long-term portfolio stability.


Joel Craig Duncan is a Texas based real estate professional and manager at Direct Equity Source in Austin. Since joining the firm in 2024, Joel Craig Duncan has focused on developing and funding asset based portfolios that include self storage facilities, flex space properties, and RV parks. Previously, he served as vice president of project development with a Rockwall based private equity firm, where he placed and funded nearly 20 properties in the self storage and related sectors. He studied business at Texas A&M University and has also held leadership roles in brokerage and private ventures.

His experience collaborating with developers and high net worth investors aligns with Direct Equity Source’s emphasis on structured syndications and passive income potential within high demand real estate sectors such as self storage.

Expanding Passive Income Through Self Storage Investments

In June 2025, Emmy Award-winning broadcaster Jim Knox invited Direct Equity Source Marketing Manager Joel Duncan for a Q&A on real estate investment syndication opportunities within high-demand markets. The company Duncan represents is a leader in flex space and self-storage property investments. The syndications it manages meet the needs of investors seeking passive cash flow.

As discussed in the sit-down, self-storage has become an extremely attractive asset class, having outperformed all other real estate classes over the past three decades. Self-storage presents a market-agnostic investment option, performing well in strong economic periods and even better when the economy weakens, as home and business owners need to consolidate and store their inventory and possessions. Therefore, it has great potential.

Moreover, a January 2026 Inside Self Storage article found that self-storage investors benefit from a landscape of accessible capital and affordable debt, with strong markets reflecting a realignment of capitalization (cap) and interest rates. Borrowing costs no longer exceed yields, creating a “positive leverage” scenario that allows deals to get greenlit. As lenders aim to deploy capital more productively, refinancing is also on the rise.

At the same time, mobility among US homeowners is gradually increasing again, with declining interest rates easing the pressure that those locked in at ultra-low mortgage rates feel to sell. Employment and economic shifts are also reshaping population gains and losses, necessitating expanded self-storage capacity in strategically located markets.

Direct Equity Source’s core passive investment partners are high-earning professionals, including physicians, attorneys, and business executives. They often lack the time to fully focus on real estate investments and conduct due diligence, and want a secure, dependable conduit for steady gains. Direct Equity Source handles the full range of investment, development, and property management functions. It oversees ground-up construction, lease-up, and liquidation activities, reliably putting money in investors’ pockets.

Mitigating risk requires a few strategies, such as investing in multiple properties rather than just one. Direct Equity Source maintains its headquarters in Austin. Therefore, it has focused on Texas properties, including Austin, Houston, and San Antonio. Direct Equity Source has also expanded its operations to North Carolina and Florida, among other states.

Its fund, launched in 2025, envisions 14 to 18 self-storage and flex-space properties, diversified across various locations. The fund model features a fixed 12 percent annual dividend across the construction and lease-up phases, with several planned properties already in the target construction and lease-up stages.

As part of this ambitious, project-driven expansion, Direct Equity Source announced the addition of new storage facilities in Walla Walla, Washington, and in York and Clover, South Carolina, in July and August 2025.

The Walla Walla location sits in one of Washington state’s fastest-growing regions and follows a proven template. It plants a flag in an underserved area experiencing favorable economic trends and population growth. The locations in South Carolina are similarly high-demand markets with robust prospects for immediate and long-term income growth. They remain a key component of Direct Equity Source’s shift into new, previously untapped regions of the Southeast.

FAQs

Why is self-storage considered a strong passive income investment?

Self-storage has demonstrated resilience in both strong and weak economic conditions, as individuals and businesses consistently require space for belongings and inventory. This steady demand supports stable occupancy rates and recurring revenue streams.

What is real estate syndication?

Real estate syndication allows multiple investors to pool capital into a professionally managed property or portfolio. Investors receive passive income distributions while experienced operators handle acquisition, development, and management responsibilities.

How do current market conditions benefit self-storage investors?

Recent trends show improved access to capital and borrowing costs that no longer exceed property yields, creating positive leverage opportunities. This environment allows more projects to move forward and supports refinancing activity.

Who typically invests in self-storage syndications?

High-earning professionals such as physicians, attorneys, and executives often participate because they seek dependable passive income without direct property oversight. Syndication structures provide exposure to institutional-quality assets without daily management demands.

How can investors reduce risk in self-storage portfolios?

Diversifying across multiple properties and geographic markets helps balance performance and reduce exposure to localized downturns. Structured funds and disciplined development strategies further enhance long-term stability.

About Joel Craig Duncan

Joel Craig Duncan is a real estate investor and manager at Direct Equity Source in Austin, Texas. He previously served as vice president of project development with a Texas based private equity firm, where he placed and funded nearly 20 self storage, flex space, and RV park properties. Since 2024, he has continued developing portfolios in Texas and Florida while overseeing client relations and contract negotiations. He studied business at Texas A&M University.

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