Wella Company – a global leader in the $100 billion hair and nail segment of the beauty industry – has marked its third year as an independent company, demonstrating broad-based growth balanced across brands, categories and geographies, the company said.   Wella achieved high single-digit growth in constant currency in Fiscal Year 2023 (FY23), which closed at the end of June, cementing its foothold as one of the fastest-growing companies in the sector. Wella’s portfolio of professional a...