Insights

Strong Industry Position Grassi's status as a leading independent advisory and accounting firm with a revenue range of 250 to 500 million dollars and recognition in top industry reports positions it as a top-tier service provider. This indicates a substantial client base and potential for cross-sell opportunities in business advisory, tax, and assurance services.

Expanding Client Base Recent acquisitions such as One Point Franchise Accounting and strategic office expansions in New York and Mexico highlight growth initiatives. This presents opportunities to offer tailored services to newly acquired and relocated clients across diverse sectors including franchise and food industries.

Technology Adoption Grassi employs advanced technology stacks including Open Graph, WordPress, Amazon, and HTTP/3, demonstrating a commitment to innovative solutions. Leveraging this technological proficiency, there is potential to introduce digital transformation and automation services to enhance their operational efficiencies.

Specialized Sector Focus Grassi's active engagement in the Food & Beverage sector and hiring experienced leaders in the financial services practice show a tailored focus on these industries. This allows for targeted marketing of industry-specific advisory services and solutions to similar clients seeking growth and operational refinement.

Client Satisfaction and Recognition Consistently high client satisfaction rates and awards such as the 2023 Best of Accounting Award underscore Grassi’s reputation for superior service. This emphasis on excellence suggests opportunities to upsell premium advisory packages or specialized consulting to current high-value clients looking for strategic growth solutions.

Grassi Tech Stack

Grassi uses 8 technology products and services including Open Graph, WordPress, MySQL, and more. Explore Grassi's tech stack below.

  • Open Graph
    Content Management System
  • WordPress
    Content Management System
  • MySQL
    Database
  • Amazon
    E-commerce
  • Slick
    Javascript Libraries
  • Caspio
    Mobile Application Development Platforms
  • reCAPTCHA
    Security
  • HTTP/3
    Web & Portal Technology

Media & News

Grassi's Email Address Formats

Grassi uses at least 2 format(s):
Grassi Email FormatsExamplePercentage
FLast@grassicpas.comJDoe@grassicpas.com
93%
FirstL@grassicpas.comJohnD@grassicpas.com
6%
FMiddleLast@grassicpas.comJMichaelDoe@grassicpas.com
1%

Frequently Asked Questions

Where is Grassi's headquarters located?

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Grassi's main headquarters is located at 50 Jericho Quadrangle Suite 200 Jericho, New York United States. The company has employees across 6 continents, including North AmericaAsiaEurope.

What is Grassi's phone number?

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You can contact Grassi's main corporate office by phone at . 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 Grassi's stock symbol?

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Grassi is a publicly traded company; the company's stock symbol is N/A.

What is Grassi's official website and social media links?

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Grassi's official website is grassiadvisors.com and has social profiles on LinkedIn.

What is Grassi's NAICS code?

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Grassi's NAICS code is 54 - Professional, Scientific, and Technical Services.

How many employees does Grassi have currently?

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As of February 2026, Grassi has approximately 574 employees across 6 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer, Grassi Healthcare Advisors, Llc, And Partner, Healthcare Transformation: J. T.Chief Executive Officer: L. G.Chief Human Resources Officer And Hr/Operations Consulting Principal: J. A.. Explore Grassi's employee directory with LeadIQ.

What industry does Grassi belong to?

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Grassi operates in the Professional Services industry.

What technology does Grassi use?

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Grassi's tech stack includes Open GraphWordPressMySQLAmazonSlickCaspioreCAPTCHAHTTP/3.

What is Grassi's email format?

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Grassi's email format typically follows the pattern of FLast@grassicpas.com. Find more Grassi email formats with LeadIQ.

When was Grassi founded?

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Grassi was founded in 1980.

Grassi

Professional ServicesNew York, United States501-1000 Employees

Founded in 1980 with just a desk and an empty filing cabinet, Grassi has grown into one of the nation's leading independent advisory and accounting firms. With client satisfaction more than twice the industry average, we're proud to be ranked 16th on Vault's Best US Accounting Firms to Work For. We have earned this reputation through exceptional client service and by staying true to our core values. 

As strategic advisors, Grassi professionals are dedicated ambassadors of our client's future business aspirations. Everything we do centers on our client's success and the enrichment of our relationships with them. While other firms merge or take private equity funding, Grassi secured its independence by transitioning to an employee-owned ESOP in 2023. This independence empowers us to focus on what matters: exceptional service and strategic guidance to help our clients’ businesses thrive. 

"Grassi" is the brand name under which Grassi Advisory Group, Inc. and Grassi & Co. Certified Public Accountants, PC, provide professional services. Grassi Advisory Group, Inc. and Grassi & Co. Certified Public Accountants, PC are independently owned firms that practice in an alternative practice structure in accordance with the AICPA Code of Professional Conduct and applicable laws, regulations and professional standards. Grassi & Co. Certified Public Accountants, PC is a licensed CPA firm that provides attest services. Grassi Advisory Group, Inc. and its subsidiary entities provide tax and business consulting services to clients and provide staff and other administrative resources to Grassi.

Section iconCompany Overview

Headquarters
50 Jericho Quadrangle Suite 200 Jericho, New York United States
Phone number
Stock Symbol
N/A
NAICS Code
54 - Professional, Scientific, and Technical Services
Founded
1980
Employees
501-1000

Section iconFunding & Financials

  • $250M$500M

    Grassi's revenue is estimated to be in the range of $250M$500M

Section iconFunding & Financials

  • $250M$500M

    Grassi's revenue is estimated to be in the range of $250M$500M

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