Book With William
Renowned French hairstylist William Nestor is bringing his expertise to The Bay Area for a limited time. With over 30 years of experience, William Nestor has been mastering the art of hair in France, honing his craft in Paris, Lyon, and Saint-Étienne. As a former brand ambassador for L’Oréal, he spent years shaping industry trends and sharing his expertise on an international stage.
Appointments are limited—book your session today!
Instagram Link 🔗
Services & Pricing:

THE XIII CO
The Paris Blowout
A chic, salon-perfect blowout for any occasion:
✔ Moisture-lock shampoo & conditioner
✔ Expert blow-dry styling for effortless bounce & volume

THE XIII CO
The Signature Glow-Up
A transformative deep-conditioning and styling ritual for radiant, healthy hair:
✔ Clarifying shampoo & hydrating conditioner
✔ Vitamin-infused hair mask for deep hydration & strength
✔ Precision haircut designed for movement & shape
✔ Blowout finish for effortless volume and shine

THE XIII CO
The French Luxe Color Service
Transform your hair with a custom French color experience, tailored just for you. To ensure perfection, this is a two-step process:
Step 1: Consultation
✔ DM a picture of your hair inspiration to William on Instagram (@William.Nestor) before your consultation.
✔ 1:1 Personalized color consultation to analyze your hair and select the perfect shade.
✔ Discuss techniques, maintenance, and the best approach for your hair goals.
✔ After the consultation, we will schedule your custom color appointment.
Step 2: The French Color Experience
✔ Custom color service designed to achieve your perfect shade.
✔ Nourishing shampoo, conditioner & vitamin mask for long-lasting vibrancy.
✔ Luxe blow-dry styling to reveal your fresh new look.