NEW YORK (S&P Global Ratings) Sept. 20, 2021--S&P Global Ratings today said that Starwood Property Trust Inc.'s (BB-/Stable/--) proposed $150 million add-on to the existing term loan B facility, issued by subsidiary Starwood Property Mortgage LLC (SPM; BB-/Stable/--), should incrementally support its funding with virtually no impact to leverage or our rating on the company. We rate the term loan B 'BB-', in line with the issuer credit ratings on Starwood and SPM. The issuance will add to the existing $645 million term loan facility, due July 2026, first originated in 2019. SPM, which we consider integral to Starwood, added an incremental $250 million to the original $395 million facility in 2020. The currently proposed issuance will be an add-on