Claudia Sulewski discusses closeness and passion for business with sister-in-law Billie Eilish

At a recent event, the entrepreneur opened up about her close relationship with the singer and their shared interests in the beauty market.

Entrepreneur and influencer Claudia Sulewski recently opened her heart about the strong connection she maintains with her sister-in-law, pop star Billie Eilish. During an appearance at a prominent industry event, she shared unprecedented details about how their family closeness has also extended into the corporate and personal care universe.

The two share a deep interest in the beauty market and consumer trends. According to the entrepreneur, they constantly exchange ideas about their respective ventures in the sector, discussing news and frequently evaluating products.

The bond between them grew even tighter following Sulewski's marriage to musician and producer Finneas O'Connell, Eilish's older brother and main musical collaborator. The ceremony made official a union that was widely celebrated by fans and family.

Beyond family ties, both the entrepreneur and the singer of Hit Me Hard and Soft have built notable paths in the fragrance and self-care industry. While the singer expands her olfactory empire started years ago, the founder of Cyklar develops her body care brand.

The creative harmony between the sisters-in-law demonstrates that a passion for entrepreneurship and innovation is part of the family's daily life. The constant dialogue about business reinforces the mutual support that exists behind the scenes of both their public lives.