Diana Carlini is the founder of Barrington Hair Extensions and creator of The Correction + Blend Method™, a specialized education program redefining modern extension artistry. A master K-Tip extension specialist and educator, Diana is known for her precision-based approach to keratin bonding, advanced color theory and corrective blend techniques.

Trained at the Sassoon Academy in Santa Monica, California, Diana built her foundation in precision cutting and color before earning multiple advanced certifications across leading extension brands. Over the past 18 years, she has developed her own signature correction and blending system — a method designed to help stylists transform poorly executed installs into seamless, natural results.

Her work attracts a wide variety of clients, including influencers, reality television personalities, professional athletes and everyday women who simply want to feel confident and beautiful with natural-looking extensions. As the educator behind @badextensions, she teaches stylists worldwide how to refine their technique, elevate client experience and deliver premium, natural-looking results. Her dedication to excellence and education has established her as a leading authority in extension correction and blend mastery.