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Contact Us

800-985-6405

Hours

Mon – Fri: 8:00 a.m. – 5:00 p.m.

Location

3200 E Guasti Rd.
Suite 100
Ontario CA 91761

Get directions

Parking

Available on-site

Our office is located within the REGUS Business Center. If the main door is locked, please follow the instructions on the sign to notify the front desk for admittance. If you are not able to reach anyone at the front desk, please contact our Patient Services Group at 800-305-9111 and our Senior Counselor will greet you at the front entrance as soon as possible.

Join the millions of men and women who have come to Bosley for answers to their hair restoration questions

1 / 5
Dee

Dee X.

I’ve known about Bosley forever because they’ve been around for decades… I should have done it a long time ago. I don’t know why I didn’t do it. I think I was afraid. But I had such a positive experience with Bosley. They made me feel comfortable, and my procedure was great. Should have done it 20 years ago!

Watch Dee's Story

2 / 5
Erick

Erick S.

It's been an amazing journey! From my first consultation, to the minute I walked into my procedure, to the minute I left. I recommend Bosley 1000%

Watch Erick's Story

3 / 5
Bosley Patient Amir - Before

Once I learned I could do something about my hairline, I had to. Bosley was my number-one choice. They’re reputable, they have really good reviews.

Hair Transplantation Patient Testimonial – Amir

4 / 5
Bosley Patient Oscar - Before

Oscar C.

This is the beginning of getting back my confidence and my life… Getting my hair back was priceless.

Watch Oscar's Story

5 / 5
Bosley Patient Brandon - Before

The post-hair-transplant experience has been life-changing. I feel more confident just walking down the street. It’s taken away stress and worry. I didn’t even realize how much of a problem [hair loss] was until it was finally gone.

Hair Transplantation Patient Testimonial – Brandon

Local Reviews

Sep 5, 2025

They were very professional and knowledgeable answering all my questions

Mar 10, 2025

Joseph was exceptional—polite, knowledgeable, and insightful. He took the time to explain the various treatment options in a clear and straightforward manner. Most importantly, he made sure my father received the best possible deal specific to his needs.

Apr 19, 2024

Dr Cole and team were fantastic and thorough in explaining everything pre and post op. Special shout out to Stephanie Gomez for all her help and advice leading up to the procedure and following up to ensure I had a great experience!

Feb 24, 2024

Alex was very informative. He answered all my questions.

Feb 23, 2024

Dec 7, 2023

Yes, the person who was helping me out was super friendly, awesome, and knowledgeable. With her help I am certain I want to have these procedures/technologies to better help grow my hair back (her name was Lindsey Malamut) and I couldn't thank her enough for it. God bless and you guys have a great day 😃👍.

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