• Most professional company on Long Island!! Great pricing and craftsmanship!.Ryan Lally on Facebook
  • As professional as it gets! J Table
  • Bathroom completely redone. Tear out old bathroom: walls, tub, toilet, floor, sink and vanity and replace all. Angie’s List User
  • Replaced a broken skylight. They did an outstanding job of explaining the process and installing it. Angie’s List User
  • They are the best company. Their work is so meticulous. Love doing work with them!! Will continue to use them for my future projects in my house. Mary Pomarico
  • Alex and John came for the initial appointment and couldn’t have been more knowledgeable and friendly. They renovated my whole front porch. The final product looks amazing! Best company I’ve used.
    Kevin Cooney on Facebook
  • John and Alex are very professional and knowledgeable. I was so impressed with them and the work they do. Thank you so much I will refer Allstate to all my friends and family.
    Mary Pomoarico on Facebook
  • Job was well done. Workmanship excellent. John the owner is great to work with. Very professional and timely
    Lisa Anna Acuna on Facebook
  • Great customer service and Highly recommended. Thank you guys for all your help@@
    Mike Feygetaboutit on Facebook
  • Great work and awesome service, thank you! Definitely recommended!
    Chris Vinci on Facebook
  • Just had an amazing experience with Allstate Home Improvement Services. These are good guys. I almost cried…Jeannie Luna on Facebook
  • Alex and John came for the initial appointment and couldn’t have been more knowledgeable and friendly…Kevin Cooney on Facebook
  • I was so impressed with them and the work they do. I will refer Allstate to all my friends and family Mary P
  • They renovated my whole front porch. The final product looks amazing! Kevin C
  • John the owner is great to work with. Very professional and timely Lisa A.
  • I am now the proud of owner of two NEWLY updated bathrooms! Awesome work guys!
    Alexa K.
  • They are one of the most professional companies around. My kitchen looks amazing! Thanks guys Joe K.
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(631) 979-5144

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We are available to answer any questions you may have or to schedule a free estimate at your home. Contact us today! We look forward to hearing from you!

How To Reach Us

Our Direct Contact Information

Phone: (631) 979-5144
Email: info@allstatehi.com
Website: www.allstatehi.com
Location: Allstate Home Improvement Services
738 Smithtown Bypass Suite 200, Smithtown, NY 11787
Office Hours:
Monday-Friday 8:00am – 6:00pm
Office Closed Saturday & Sunday
And All Major Holidays
Licensed & Insured:
Nassau License #: H18H71500
Suffolk License #: 50023-H Suffolk
EPA Certification #: NAT-124862-1

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Choose Allstate Home Improvement Services for all of your remodeling needs! Call us today!

Allstate Home Improvement Services handles all phases of interior and exterior home remodeling and home repairs. Put your trust in a professional, established company that can handle every aspect of your home improvement project from concept through completion.