Middlefield Sustainable Infrastructure Dividend ETF (the Fund) is a Canada-based closed-ended investment trust. The Fund's investment objectives are to provide holders of units with stable monthly cash distributions and enhanced long-term total return through capital appreciation of the Fund's investment portfolio. The Fund invests in a diversified, actively managed portfolio comprised primarily of dividend paying securities of infrastructure assets. The Fund invests in a portfolio of sectors, which include utilities, industrials, real estate, energy, pipelines and consumer staples. The Fund's investment advisor is Middlefield Capital Corporation. The Fundâs investment manager is Middlefield Limited.