Willie Garson and Son Nathen: We Both Wanted This Adoption

“We had a smooth transition because we both wanted this adoption. Fatherhood is what I always wanted it to be,” Garson tells PEOPLE.

SATC Actor Willie Garson Finalizes Son's Adoption

Actor Willie Garson is officially a father – after having begun the process of adopting his 8-year-old son, Nathen, a year ago.

The adoption, fostered by The Alliance for Children s Rights and Westside Children s Center, was finalized in Los Angeles on Wednesday, the Sex and the City actor, who currently stars on the USA Network’s White Collar, tells PEOPLE exclusively.

Sex and the City's Willie Garson Adopts a Son

Willie Garson will soon be packing his bags and relocating to New York to film Sex and the City 2; this time, however, he will not be making the move alone.

Following years of planning, Garson tells TV Guide Magazine that he is in the process of finalizing the adoption of an 8-year-old boy, Nathan.

Sex and The City's Willie Garson: I Hope to Adopt

Sex and The City: The Movie hits theaters this May 30 – but for Carrie Bradshaw’s BFF, his next big project is getting ready for potential parenthood.

“I’m taking parenting class because I’m going to try to adopt a kid,” Willie Garson, who plays Stanford Blatch, told PEOPLE at last weekend’s Hugo Boss/Glamour Studio Glam suite. “I’ve been getting that all together, and we’ll see.

“I’m thinking a boy, but with the right kid it doesn’t really matter,” said Garson, 43.