TORONTO (S&P Global Ratings) May 8, 2017--S&P Global Ratings said today that its ratings and outlook on NVA Holdings Inc. (B/Stable/--) are not affected by the company's issuance of a $150 million add-on to its senior secured first-lien term loan. The company will use proceeds from the add-on to fund future acquisitions. Our rating on the first-lien debt remains 'B', with a '3' recovery rating. The '3' recovery rating indicates our expectation for meaningful (50%-70%; rounded estimate: 60%) recovery of principal in the event of a payment default. Our rating on the second-lien debt remains 'CCC+', with a '6' recovery rating. The '6' recovery rating indicates our expectation for negligible (0%-10%) recovery of principal in the event of a payment