Insights

Client Focus Castellano, Korenberg & Co. specializes in serving privately held businesses, high net worth individuals, and executives in industries such as construction, manufacturing, distribution, and real estate, indicating potential opportunities for tailored financial solutions and industry-specific technology integrations.

Tech Adoption The company's use of modern digital tools like Google Cloud, React, and Google Analytics suggests openness to digital transformation, opening avenues for offering advanced cloud-based accounting, data analytics, and cybersecurity services.

Growth Potential With revenue estimates between ten and twenty-five million dollars and a dedicated team, there is capacity for expanding services such as strategic consulting, audit, or tax advisory tailored to scaling client needs.

Market Competition Operating in a competitive environment alongside large firms like Deloitte and KPMG highlights opportunities to differentiate through personalized services, niche industry expertise, and local market focus for attracting high-value clients.

Relationship Expansion Given their long-standing dedication since 1991, there are prospects for strengthening client relationships through targeted upselling of consulting services, technology consulting, or succession planning as clients grow and their needs evolve.

CASTELLANO, KORENBERG & CO Tech Stack

CASTELLANO, KORENBERG & CO uses 8 technology products and services including WordPress, Webpack, Google Cloud, and more. Explore CASTELLANO, KORENBERG & CO's tech stack below.

WordPress

Content Management System

Webpack

Development

Google Cloud

Infrastructure As A Service

React

Javascript Frameworks

TweenMax

Javascript Frameworks

WP Engine

Platform As A Service

Google Tag Manager

Tag Management

Google Analytics

Web Analytics

CASTELLANO, KORENBERG & CO Email Formats	Example	Percentage
FLast@ck-co.com	JDoe@ck-co.com	100%
FLast@castellanokorenberg.com	JDoe@castellanokorenberg.com	100%

CASTELLANO, KORENBERG & CO Email Formats

Example

Percentage

FLast@ck-co.com

JDoe@ck-co.com

100%

FLast@castellanokorenberg.com

JDoe@castellanokorenberg.com

100%

Frequently Asked Questions

Where is CASTELLANO, KORENBERG & CO's headquarters located?

CASTELLANO, KORENBERG & CO's main headquarters is located at 10 Melville Park Road Melville, New York 11747 United States. The company has employees across 1 continents, including North America.

What is CASTELLANO, KORENBERG & CO's phone number?

You can contact CASTELLANO, KORENBERG & CO's main corporate office by phone at

+1-516-937-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is CASTELLANO, KORENBERG & CO's official website and social media links?

CASTELLANO, KORENBERG & CO's official website is castellanokorenberg.com and has social profiles on LinkedIn.

What is CASTELLANO, KORENBERG & CO's SIC code NAICS code?

CASTELLANO, KORENBERG & CO's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does CASTELLANO, KORENBERG & CO have currently?

As of December 2025, CASTELLANO, KORENBERG & CO has approximately 30 employees across 1 continents, including North America. Key team members include President: B. G.Partner: D. M.Audit Manager: J. B. W.. Explore CASTELLANO, KORENBERG & CO's employee directory with LeadIQ.

What industry does CASTELLANO, KORENBERG & CO belong to?

CASTELLANO, KORENBERG & CO operates in the Accounting industry.

What technology does CASTELLANO, KORENBERG & CO use?

CASTELLANO, KORENBERG & CO's tech stack includes WordPressWebpackGoogle CloudReactTweenMaxWP EngineGoogle Tag ManagerGoogle Analytics.

What is CASTELLANO, KORENBERG & CO's email format?

CASTELLANO, KORENBERG & CO's email format typically follows the pattern of FLast@ck-co.com. Find more CASTELLANO, KORENBERG & CO email formats with LeadIQ.

When was CASTELLANO, KORENBERG & CO founded?

CASTELLANO, KORENBERG & CO was founded in 1991.

CASTELLANO, KORENBERG & CO

Q: How many employees does CASTELLANO, KORENBERG & CO have currently?

CASTELLANO, KORENBERG & CO has approximately 30 employees.

Q: What technology does CASTELLANO, KORENBERG & CO use?

CASTELLANO, KORENBERG & CO's tech stack includes Google Cloud, Google Tag Manager, jQuery, Google Analytics, Lodash.

AccountingNew York, United States11-50 Employees

Our goal at Castellano, Korenberg and Co. is to help our clients achieve success by providing customized and personalized attention from our outstanding professionals and assisting with today’s challenges and helping plan for the future. Since our founding in 1991, we have been dedicated to contributing to our clients’ reach for financial goals by providing timely, thorough and accurate solutions to our clients’ accounting needs.

We offer quality professional services to privately held businesses, their executives and high net worth individuals throughout the New York Metropolitan area. We provide audit, tax and consulting services to businesses operating in various industries, including construction, manufacturing and distribution and real estate. As the result of our collective industry experience, we are able to provide our clients with insightful and proactive consulting advice, which complements our menu of traditional accounting services.

Castellano, Korenberg and Co. is a member of the Private Company Practice Section of the American Institute of Certified Public Accountants (AICPA).

Insights

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