Appointments completed
511
Clients served
323
Monarch Salon on Chestnut
2456 Chestnut Street, Marina District, San Francisco, California
Languages
Interests
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Member since Feb 2025
Appointments completed
511
Clients served
323
Languages
Interests
Find me
Member since Feb 2025
This professional doesn’t have a portfolio yet
A visit with Katy O’Sullivan feels like a personalized experience, with clients noting her thoroughness and ability to capture their vision. Whether it's a partial balayage or a haircut, she pays close attention to detail, ensuring that each client leaves with vibrant, dimensional color and a refreshed look. Reviewers consistently express their satisfaction, stating that Katy has transformed their hair and that they fully trust her expertise.

Summarised with AI
Sophia P
5 rating
Perfect hair cut, exactly what I asked for.
2 weeks ago • Haircut
Gaby K
5 rating
Katy was amazing! So thorough and got my vision. Lovely spending time beautifying with her
3 weeks ago • Full Balayage/Hightlight + Haircut
Mollie S
5 rating
Katy is phenomenal!! I have very dry, curly, thick hair that at its color baseline, is what my mom fondly refers to as "dishwater-colored." I came to katy after not getting it colored for awhile, and she made it so much brighter and more dimensional. She is lovely to chat with and so, so talented!!
1 month ago • Partial Balayage/Highlight
Cara U
5 rating
Really love Katy’s work - honestly one of the best colors I’ve ever had. She pays so much attention to detail in her technique and made sure to understand exactly what I wanted before getting started. So happy to have found her!!
4 months ago • Partial Balayage/Highlight

Madison B
5 rating
Katy is incredibly experienced and I fully trust her with my hair. 12/10
5 months ago • Partial Balayage/Highlight
Mikayla S
5 rating
So happy with my cut and color!! Katy delivered exactly what I asked for and totally refreshed my hair. Love this salon!!
6 months ago • Partial Highlight/Balayage + haircut
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/-122.44384765625,37.800148010253906,13,0/350x197@2x?access_token=pk.eyJ1IjoibWF0dHlkeWVyIiwiYSI6ImNsdmtvdWE0ajF4Mjcya2w5MnFwb3Jvam0ifQ.YP-jDX5s2VDiYSP_HVjb2A)
Monarch Salon on Chestnut
2456 Chestnut Street, Marina District, San Francisco, California Get directions
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Member since Feb 2025