Best Business Consultants near Oyster Bay, NY

These firms serve Oyster Bay from nearby bases in towns including Hicksville, Farmingdale and Jericho.

15 firms listed · 5 open weekends · 8 rated 4.5+

Data verified October 18, 2026

Burke Business Consulting Firm

Burke Business Consulting Firm

5.0 2 reviews
“Very professional and they will exceed your expectations!”
Free estimatesSince 2014
West Babylon, NY · 10 mi from Oyster Bay
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Vella Consulting

Vella Consulting

5.0 1 review
“I am so appreciative of Lisa who, after a few minutes speaking with me, suggested that we do not require her contracted services and instead spoke with me for 30 minutes to answer many of my questions about academic options for my daughter.”
Since 2016
Port Washington, NY · 9 mi from Oyster Bay
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Bestia Consulting

Bestia Consulting

Since 2018
Locust Valley, NY · 8 mi from Oyster Bay
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Neural IT

Neural IT

Virtual consultationsSince 2004
Hicksville, NY · 4 mi from Oyster Bay
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SBA * Consulting

SBA * Consulting

Since 1997Virtual consultations
Bellmore, NY · 9 mi from Oyster Bay
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Impact Practice Consultants

Impact Practice Consultants

5.0 2 reviews
“Beyond simply offering advice or direction as how to best run our office, she has taken a hands on approach by meeting with our staff weekly, consulting on potential new hires to ensure we choose the best fit for each position, and lending a hand with problem and conflict resolution.”
Free consultationSince 2020
3 mi from Oyster Bay
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The 15 consulting firms listed for Oyster Bay, NY work with businesses on strategy, operations, growth and process. Everything shown about their service lines and the sectors they serve comes from their own websites; ratings come from public reviews.

Area overview: Oyster Bay, NY

8 of the 15 firms on this page have a rating, and all of them are rated 5.0, across 11 reviews. 5 are open on Saturdays and 1 on Sundays. 10 have ten or more years of experience, the longest 36 years. 1 offers a free initial consultation. We have a website on file for 13 of the firms on this page; 12 publish a contact page; 11 list a public email and 1 takes bookings online. We count these figures across the firms on this page; hours and prices change, so confirm the details with the firm before you book a consultation.

Which consultants listed for Oyster Bay publish their service lines online?

A website is listed for 13 of the 15 consulting firms shown here. Service pages are the quickest filter, because most consultancies say plainly which sectors they know and which problems they take on. Vague pages usually mean a generalist, which suits some briefs and not others.

Long Island Business Consulting

Long Island Business Consulting

5.0 1 review
Farmingdale, NY · 5 mi from Oyster Bay
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Xotels USA | Hotel Management Company

Xotels USA | Hotel Management Company

Since 2005
Huntington, NY · 8 mi from Oyster Bay
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Dominion Expediting & Consulting Corp

Dominion Expediting & Consulting Corp

Serves New York City, Long Island, Upstate New YorkBBB accreditedSince 2007
Farmingdale, NY · 5 mi from Oyster Bay
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Richard L Klein - CPA

Richard L Klein - CPA

“I stand by his services 100% and highly recommend him to anyone seeking a top-notch CPA for their personal or business needs.”
Free consultation36+ years
Plainview, NY · 3 mi from Oyster Bay
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Tera Consulting

Tera Consulting

Free estimatesSince 2011
Hicksville, NY · 4 mi from Oyster Bay
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YPI Consultants

YPI Consultants

Since 2009Virtual consultations
Melville, NY · 5 mi from Oyster Bay
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Cobra Consulting Group

Cobra Consulting Group

No fee unless you winServes Long Island, Nassau County, Suffolk County3+ years
Jericho, NY · 1 mi from Oyster Bay
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Castbec Consultant Group

Castbec Consultant Group

5.0 1 review
“The place and the treatment are very welcoming and above all very friendly”
Since 2012
Ridgewood, NY · 3 mi from Oyster Bay
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Bravo Consulting Solutions

Bravo Consulting Solutions

Since 2022
Uniondale, NY · 7 mi from Oyster Bay
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HomeBusiness Consulting FirmsNew YorkOyster Bay, NY

Why these companies made our list

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