Our Services


Defining Beauty

the best beauty services in New York

Defining Beauty provides a wide range of popular cosmetic and medical services in Hartsdale, NY.

Owned and operated by Bernadine Petrucelli, has more than 25 years of experience working with dermatologists and plastic surgeons in the NYC and metropolitan area, Defining Beauty is known as one of the most well respected providers of cosmetic and medical services in the area.

In a warm, welcoming environment, we take a consultative approach to learning more about you and how we can help you express your personal style.

Westchester NY Laser Services

PicoSure is a quick and easy non-surgical, non-invasive laser skin treatment that focuses on your problem areas whether it’s brown spots, sun damage, freckles, pigmented lesions, wrinkles or acne scars.
We now have Tempsure for skin tightening, face and body. Call office for pricing

Laser Services By

  • Skin Revitalization
  • Pigmented Lesions
  • Acne Scars & Wrinkles
  • Tattoo Removal


HydraFacial uses patented technology to cleanse, extract, and hydrate skin while infusing highly-effective serums tailored to your specific skin needs. This unique process helps improve the appearance of several skin concerns, including fine lines and wrinkles, skin firmness, texture, and pore congestion. Suitable for all skin types, this rejuvenating treatment is gentle, non-invasive, and effective immediately.

CHOOSE THE Best skin treatment IN WESTCHESTER!

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Temsure Envi Skin Tightening

Great-looking skin doesn't have to be complicated

The TempSure Envi treatments minimizes the facial lines and wrinkles, tightens skin and improves the appearance of cellulite. It's safe for all skin types and levels of sun exposure, so it fits perfectly into any beauty maintenance routine any time of year.

With TempSure Envi, there's no surgery, no needles, and no downtime, so you can immediately get back to what you were doing, and look great doing it.

What Microneedling Treatments Can do for you!

Microneedling treatments, also known as Skin Needling or Collagen Induction Therapy (CIT) is a cosmetic medical procedure that involves fine sterile needles that create tiny unnoticeable punctures to boost your skin’s production of collagen and elastin. Medical microneedling is a great alternative to fractional laser, ipl, or chemical peels without the pain, downtime, expense, and thermal damage.

Laser Tattoo Removal with PicoSure


Tattoos have become a large part of todays’ culture with people choosing to ink their bodies for many reasons. The problem is, many people tend to outgrow their tattoos as they develop and move through different life stages or simply change their mind.

What seemed like a good idea at the time no longer resonates with your views or lifestyle. Thankfully tattoo removal is available to help remove these unwanted tattoos.

Principles of Our Work


More than 25 years of experience working with dermatologists and plastic surgeons in NYC and metropolitan area.

Professional Training

Certified in numerous laser treatments including YAG (tattoo and pigmentation removal, IPL/photo facial, Thermage, Cool Sculpting, Pico sure tattoo removal and focus.


Well respected for her knowledge and dedication throughout the industry, Bernadine attributes all of her success to her ambition, hard work and passion for helping her clients feel their best!