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Welcome to the
Mount Sinai – Miller Place Chamber of Commerce

Our primary goal is to strengthen our local economy by connecting residents to locally owned businesses in order to unite the community through events, networking and interests of local community.

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“Strengthening Local Businesses Within Our Communities”

Showcase your business | Connect with local businesses | Free business listing on our website | and More

Find a Member Business Access Member Dashboard
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CLICK HERE to visit our Member Directory and support our local businesses

Chamber News

Member of the Month Sept 2025 - Small Smiles Dentistry
Member of the Month

Member of the Month Sept 2025 – Small Smiles Dentistry

Pediatric Dental office for all of your children’s needs.Specialized in treating children of all ages, including those who are medically ...
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President’s Letter Nov 2024
Chamber

President’s Letter Nov 2024

President's Letter Nov 2024Dear Member’s of the Mount Sinai-Miller Place Chamber of Commerce:We know it’s been a while since our ...
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Local News and Events

Fall Back Into Business Networking Meeting

Fall Back Into Business Networking Meeting

General Chamber Meeting - All Welcome. Register Here Today ...
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Free Small Business Seminar

Free Small Business Seminar

Good afternoon! I am excited to share an upcoming event for the small business / entrepreneur community. Please see the attached flyer for more details and please share this upcoming event with the community and your members.Small Business SeminarSeptember 15, 2025 / 6pm – 8pm with pizza / refreshments provided ...
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Updated: Summer Synergy General Chamber Event

Updated: Summer Synergy General Chamber Event

Updated: Summer Synergy General Chamber Event We had a terrific networking meeting at Alexandros restaurant in Miller Place. It is always exciting to hear from our members to help move their business and the greater Mt Sinai - Miller Place forward.Thank you to our attendees of businesses from health and ...
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Ribbon Cutting at the new Black Sheep restaurant

Ribbon Cutting at the new Black Sheep restaurant

Join us for a ribbon cutting for one of our newest Chamber members and business in Miller Place, The Black Sheep restaurant ...
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The Brookhaven Chambers of Commerce Coalition 2025 Small Business Improvement Grant

The Brookhaven Chambers of Commerce Coalition 2025 Small Business Improvement Grant

ALL requests MUST BE EMAILED BY March 3, 2025 DEADLINE ...
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Blog Archive

Upcoming Events

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  • Like to have your venue hold a future chamber event or become a sponsor? Let us know.

Business owners and local residents are invited to subscribe to our newsletter to stay on top of local events.

Support our local businesses. We thank you choosing our wonderful local shops and restaurants.

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Our members look forward to working with you.

Recent Chamber Beautification Projects

The chamber has acquired a grant from Suffolk County to install street lamp posts along Rt. 25A near the former King Kullen shopping center in Mount Sinai.

Current beautification project is to repair, paint, add new shutters and landscape. the exterior of the Mount Sinai post office.

PSEG grants have been acquired for landscape improvement projects that have been completed at three entry points to Mount Sinai, The gazebo located on Crystal Brook Hollow Road has been painted, a new roof installed and landscaped, the welcome sign at Echo Avenue and the Heritage Center sign located on Rt. 83 has been landscaped.

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