Skilled technicians
From classic manicures to gel extensions, spa pedicures, waxing, and lashes — every service is performed with precision and care. Ada, Lulu, Niki, and the rest of our team have built a loyal clientele for a reason.
About us
U2 Nails & Spa
Precision care in Old Greenwich.
A warm salon where skilled technicians, private rooms, and thoughtful details come together — so every visit feels considered.
Why clients return
Details that make the difference
Private rooms
Prefer a quieter setting? Request a private room at no extra charge — yours for the duration of your appointment.
No extra charge — just mention it when you book.
Precision gel curing
Our AI-guided curing system maps each nail individually, directing light only where it's needed — not across your fingers or cuticles.
Private rooms
Your own space.
No extra chargeSome appointments call for more quiet — a first visit, time with a friend, or simply your preference.
At U2, private rooms are available upon request at no additional cost. Same services, same pricing — just a separate, comfortable room where you can unwind without the bustle of the main floor.
Mention it when you book, or ask when you arrive. We'll take care of the rest.
"I have been a customer for a few years now for my eyelashes and my daughter has her nails done. We love U2. Very professional, clean, and great quality."
— Google Review
Precision curing
Gel drying that knows
where your nails are.
Traditional UV and LED lamps treat the entire hand — nails, skin, and cuticles alike. It's effective, but not always gentle.
We've invested in AI-guided gel curing technology that scans and maps each nail before the lamp activates. The on-screen display tracks every nail plate in real time — then delivers curing light only to those areas, with no unnecessary exposure to the skin on your fingers or around your cuticles.
The result: a properly set gel manicure or pedicure with less unnecessary exposure. It's a small difference in process that you can genuinely feel — especially if you have sensitive skin or simply prefer a more considered approach.
- AI maps each nail individually before curing
- Light targets the nail plate — not surrounding skin
- Included with gel services at no extra charge
Portfolio
Our work
★★★★★
"Highly recommend this nail salon. Lulu was the nail technician who worked on me. She is amazing. Extremely sweet, very detail-oriented, and very gentle. I have been to many nail salons in my life, but this one is a keeper."
Google Review — Old Greenwich
★★★★★
"I have been going to this place for 2 years and they continue to do top quality services. I have gone six weeks hiking in the deep woods and didn't get a single chip. The atmosphere is very warm and pleasant. Best nail salon ever."
Yelp Review — Old Greenwich
★★★★★
"Amazing service. Ada did my lashes and she was so lovely. She did such a great job. I will definitely be coming back."
Google Review — Old Greenwich
Come see us
Visit us in Old Greenwich
1345 E Putnam Ave, Suite 2Old Greenwich, CT 06870 2nd floor
Mon – Sat9:30 AM – 7:00 PM
Sunday10:00 AM – 6:00 PM
Accepts credit cards and Apple Pay