Apr 13 2020

R+Co Flash Sale!

Support Siné while stocking up on your favorite R+Co products! For the next 48 hours (4/13 – 4/15), all liter sets are 50% off on R+Co’s website.

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Mar 27 2020

Update from your Friendly Neighborhood Hair Family

Sine Qua Non is proactive 😎 Due to the rapidly changing Covid-19 situation, we’ve decided to move our opening date to April 14th for now, though that will likely get pushed back by the City of Chicago. Get booked for your next service by emailing sine2@sinequanonsalons.com. We will be super busy by the time we […]

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Mar 2 2020

The Sine Story: Styling Chicago Since 1993

How it began… August 18th, 1993: Our first salon, at 2944 N. Lincoln opened with two stylists, Laura B. and Kalena from Curl Up and Dye on Clark St. 5 years later, with 6 stylists and only 6 stations, we grew out of the little house and into the sky………

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Mar 2 2020

New from Oribe: Silverati Illuminating Masque and Pomade

Oribe’s brand new Silverati products have arrived! Adding to the existing shampoo and conditioner, the Silverati line is specially formulated for silver, gray and white-toned hair. Hair that’s in this color family can often feel brittle or coarse, and can look yellowish or dull at times. Whether natural or dyed, your silver locks deserve special […]

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Dec 11 2019

Voted one of “Chicago’s Best Salons” by Chicago Reader December 2019

Sine Qua Non Salon was just voted one of the best salons in Chicago for the Chicago Reader Best of! Thanks to our clients for making Sine your destination for on-trend hair styles, women’s haircuts, men’s haircuts and barbering, highlighting, hair color, blowouts, and the latest color techniques including balayage and creative hair painting. D […]

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Sine Qua Non Gift Cards are a great way to give the gift of Great Hair.
We pledge to give your special someone the perfect Sine' Experience in our warm and chic salon spaces. You can choose to have a card mailed to recipient ($5 service fee) or send it by email with no fee.
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