Clark & Clark

Buck Clark and his sons Nick and Ben Clark act as principals, continuing the direct-ownership model William B. Clark established in 1924. While the family office does not publish an org chart, Nick Clark's external activities — such as spearheading the 385 Technology Corridor Association — suggest he carries the operational and business-development portfolio. The family's longtime lieutenant, the late Bob Wood, managed property-level decisions until 2018.

The firm self-funds entirely through a legacy real-estate base that includes three office properties: Clark Tower, White Station Tower, and Lenox Park. Because there are no outside limited partners, the office can match the illiquidity of venture and climate-tech positions against permanent capital without redemption risk. In effect, the commercial property pool functions as the internal LP.

It operates strictly as a single-family office run by third-generation family principals. The office makes direct investments and fund commitments but does not solicit third-party capital or market itself as an institutional manager. Its property-ownership base and philanthropic foundations confirm it is built for intergenerational stewardship, not fee-based asset management.

The firm participates across venture capital, growth equity, and buyout stages, according to Altss research. This stage-agnostic approach allows it to follow climate and deep-tech companies from early rounds into institutional-scale financings, consistent with a permanent-capital mandate.

The office has not published a restricted sector list. Its confirmed activity concentrates on energy transition, climate technology, agritech, supply chain logistics, advanced materials, biotech, and cybersecurity. Consumer-driven lending, heavy-consumer-branded goods, and traditional financial services do not appear among its disclosed themes.

The family office is tied to a multi-branch professional lineage that includes the Ed and Fran Clark & Clark Family Foundation and the separate Clark & Clark law practices in Georgia, Maryland, and Wisconsin. The investment entity itself is concentrated in Memphis under the real-estate operating principals; the geographically dispersed professional-service firms appear to be arm's-length relatives rather than consolidated vehicles.

Yes. The Ed and Fran Clark & Clark Family Foundation sits alongside recurring grantmaking to Habitat for Humanity, Youth Villages, the West Tennessee Kidney Foundation, and The Nature Conservancy. The foundation's separate naming suggests an intent to isolate charitable assets from the investment balance sheet, though no public audit demarcates a strict firewall.