Advanced Oncotherapy is focused on providing radiotherapy systems for cancer treatment through the use of a proton therapy technology. Co. operates in two business segments: proton therapy and healthcare related properties. The healthcare related property U.K. segment relates to Co.'s property in Folkestone, which is being marketed for sale.

Arbuthnot Banking Group is primarily involved in banking and financial services. Co. is organized into three main operating segments: Retail banking (associate), which incorporates household cash management, personal lending and banking and insurance services; U.K. Private banking, which incorporates private banking, commercial banking and wealth management; and Group Centre, which is comprised in Co.'s Group Centre management. As of Dec 31 2016, Co.'s total assets were £1.27 billion.

City of London Investment Group is the holding company for a number of subsidiaries. The principal operating subsidiary is City of London Investment Management Company Limited, which acts as an investment manager on 38 accounts with a total of £3.58 billion under management as at June 30 2017. Co. is an asset management group with an institutional client focus specializing in Emerging Market closed-end fund investments. Co.'s range also include Developed, Frontier and Global Tactical Asset Allocation closed-end fund strategies.

Diurnal Group is a pharma company developing products for the life-long treatment of chronic endocrine conditions. Co. is focused on addressing clinical and patient needs in hormone replacement, initially by developing and marketing products for the rare orphan diseases congenital adrenal hyperplasia and adrenal insufficiency. Co.'s products include Infacort®, an immediate-release hydrocortisone preparation targeting Adrenal Insufficiency (including Congenital Adrenal Hyperplasia) in children under six years of age in Europe and 16 years of age in the U.S.; and Chronocort®, a modified-release hydrocortisone preparation, initially targeting Congenital Adrenal Hyperplasia in adult patients.

ICG Enterprise Trust is an investment trust. Co. is a private equity investment company focused on buyouts in developed markets. Co. invests in private equity funds and also directly in private companies. As of Jan 31 2017, Co.'s total investment portfolio amounted to £594.3 million.

Palace Capital is a property investment company that focuses on commercial real estate outside London. Co. invests in refurbishment and capital development programmes within the existing portfolio to unlock capital growth, as well as invests in commercial real estate in the U.K. Co.'s property portfolio includes investment properties located throughout England, predominantly regional investments outside London and comprises a diverse portfolio of commercial buildings.

Pantheon Resources is engaged in the investment in oil and gas exploration and development. Co. operates in the U.K. through its parent undertaking and in the U.S. through subsidiary companies. Co. operates in two reportable segments: USA and Head Office. Non-current assets, income and operating liabilities are attributable to the USA, whilst most of the corporate administration is conducted through Head Office. As of June 30 2017, Co. held 58% working interest in the VOBM#1 & VOBM#2H wells in Polk County. Co. also held 75% working interest in VOBM#4 in Tyler County.

Primary Health Properties is a holding company and a real estate investment trust. The principal activity of Co. is investment in primary healthcare property in the U.K. and Ireland. Co.'s properties are leased principally to general practitioners, government healthcare organizations and other associated healthcare users.

Shield Therapeutics is a specialty pharmaceutical company focused on the development and commercialization of late stage, hospital-focused pharmaceuticals which address areas of high unmet medical need. Co.'s key products are Feraccru®, commercially available for the treatment of Iron Deficiency Anaemia, and PT20, for the treatment of systemic phosphate accumulation (otherwise known as hyperphosphatemia). Co. has an additional pipeline of three prescription pharmaceutical assets (PT20, PT30 and PT40) with commercial synergies.

Tissue Regenix Group is a medical technology company. Co. is engaged in the development of regenerative products to create replacement native tissue using biological (human and animal) materials. With its platform technology dCELL®, Co. is focusing on the treatment of patients with wound care, orthopaedic and cardiac applications. The dCELL® technology allows Co. to process both human and animal tissues, removing DNA and cellular material but leaving intact an acellular matrix within which the patient's own cells can repopulate and regenerate, creating like for like tissue.

Volta Finance is a closed-ended investment company with the objective of investing, among other asset types, in the following main asset classes: Collateralized Loan Obligation, Synthetic Corporate Credit, Cash Corporate Credit and ABS. Co. has appointed AXA Investment Managers Paris S.A., as its Alternative Investment Fund Manager to manage the investments of Co.

Yew Grove REIT PLC. Yew Grove REIT plc is an Ireland-based company that operates as a real estate investment trust. The Company's investment objective is to provide shareholders with long-term income from a diversified portfolio of property comprising primarily commercial real estate located in geographic target market. Its portfolio includes office and industrial assets let to government entities, state bodies and other foreign direct investment (FDI) companies, as well as corporate. It primarily focuses on properties located in Dublin city (other than the Dublin CBD); within the Dublin Catchment Area, and in IDA Ireland Business and Technology Parks.