JJ Alterations

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5 37th Ave

San Mateo, CA 94403

+1 (650) 638-1588

http://www.yelp.com

JJ Alterations is a professional tailoring service located in San Mateo, CA, specializing in sewing alterations to meet the unique needs of their clients. The business is known for its commitment to quality craftsmanship and customer satisfaction, ensuring that each garment is tailored to perfection.

With a focus on providing tailored solutions for a variety of clothing types, JJ Alterations aims to enhance the fit and comfort of apparel, making it a go-to destination for those seeking alteration services in the area. Whether it's adjustments for everyday wear or special occasions, clients can expect reliable service and meticulous attention to detail.

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Reviews

4.0149 reviews

Sandy G.

6/28/2025

Fast and great service. They were able to sew a new button on my jeans. Highly recommend JJ!

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Claire B.

9/11/2025

Thank you for a wonderful job done on both my denim jacket and my daughter's velvet dress. You did a beautiful job on both items. I bought my jacket with a raw cut/unfinished hem which of course...

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Brianna T.

12/18/2024

Had my jeans altered here and they came out great! I'm 4'11" and even with petite sized jeans I have a hard time finding ones that fit just right. Value worth it considering I needed material...

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Sophia K.

8/26/2024

JJ (pronounced GG) is amazing! I called her on Thursday afternoon in a panic. I had a two piece pantsuit that needed alterations by Tuesday. It was not easy, the top had a lot of structure and...

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