Halifax, N.S., 2018-Aug-02 — /Travel PR News/ — Following its annual review, Standard & Poor’s Financial Services (S&P) has strengthened HIAA’s credit rating to AA-, an upgrade from its longstanding rating of A+. S&P, the world’s foremost provider of independent credit ratings, indicated its outlook on Halifax International Airport Authority (HIAA) is stable. S&P indicated… Read the full press release