NEW YORK (S&P Global Ratings) Nov. 9, 2020--S&P Global Ratings today said that its ratings on commercial deconstruction and nuclear decommissioning services provider NorthStar Group Services Inc. (B/Stable/--) and its secured term loan are unaffected by the company's changes to the terms of its announced debt offering. The changes include, but are not limited to, reducing the size of the offering by $130 million to $425 million, shortening the tenor of the loan maturity to six years from seven, raising the applicable margin (now Libor + 550 basis points with a 1% floor), increasing the amortization repayment percentages (now 2.5% amortization in years 1-3, 5% in years 4-6), and establishing a 4.5.0x maximum leverage financial covenant at closing that will