Krengel passed away on Monday (03Aug15) at the age of 49.

The former Glee star worked with the Domain Talent co-founder for over a decade and has frequently thanked her during awards speeches throughout her career.

She says, "Gabrielle was a one-of-a-kind force of nature who I had the immense pleasure of working side by side with over the past 13 years. She truly loved this business and was so beautifully devoted to the folks she represented. I was one of the lucky ones."