Seabury Capital | 54,055 followers on LinkedIn. Seabury Capital operates a number of specialty finance, investment banking, technology, and software companies | Seabury Capital Group LLC (“Seabury Capital”) operates a number of specialty finance, investment banking, technology and software companies with a core focus anchored in aviation, aerospace & defense, and financial services & technology. Since its founding in 1995, Seabury Capital has taken ownership stakes in software and asset management businesses servicing the aviation and travel industries. Within the last few years, Seabury Capital has expanded its portfolio by investing in early stage startup companies within the financial technology industry and structured investment products.