Insights

Franchise Expansion OnePoint Franchise Accounting acquisition broadens Grassi’s franchise and restaurant client base, creating cross-sell opportunities for audit, tax, advisory, and franchise specific services.

Financial Services Growth New Financial Services Practice Leader appointment signals capacity to serve investment funds and regulated financial institutions; target fund administration, regulatory compliance, tax advisory, and risk governance services to mid market clients and private equity backed firms.

Tax Leadership Growth Expanded tax leadership with promotions and new leaders strengthens the ability to deliver comprehensive tax planning, compliance, international strategy, and transfer pricing for mid market and growth stage clients, including private equity portfolios.

Employee Ownership Advantage ESOP ownership underscores stability and client aligned interests; position Grassi as a partner for ESOP feasibility studies, governance design, succession planning, and employee ownership strategy for prospective clients.

F&B Focus Industry recognition and the firm’s Food and Beverage survey insights, combined with the OnePoint acquisition, enable targeted outreach to food and beverage operators and franchise groups seeking technology led efficiency, growth strategies and franchise specific services.

Grassi & Co. Tech Stack

Grassi & Co. uses 8 technology products and services including DoubleClick Floodlight, Linkedin Insight Tag, Microsoft PowerPoint, and more. Explore Grassi & Co.'s tech stack below.

  • DoubleClick Floodlight
    Advertising
  • Linkedin Insight Tag
    Analytics
  • Microsoft PowerPoint
    Editors
  • ADP HRMS
    Human Resource Management System
  • Sentry
    Issue Trackers
  • WhatsApp
    Social Sharing
  • The Events Calendar
    Web Platform Extensions
  • OpenResty
    Web Servers

Media & News

Grassi & Co.'s Email Address Formats

Grassi & Co. uses at least 2 format(s):
Grassi & Co. Email FormatsExamplePercentage
FLast@grassicpas.comJDoe@grassicpas.com
92%
FirstL@grassicpas.comJohnD@grassicpas.com
7%
FMiddleLast@grassicpas.comJMichaelDoe@grassicpas.com
1%

Frequently Asked Questions

Where is Grassi & Co.'s headquarters located?

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Grassi & Co.'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 & Co.'s phone number?

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You can contact Grassi & Co.'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 & Co.'s official website and social media links?

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

What is Grassi & Co.'s NAICS code?

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

How many employees does Grassi & Co. have currently?

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As of June 2026, Grassi & Co. has approximately 613 employees across 6 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: L. G.Ceo: G. M.Chief Operating Officer (india): A. C.. Explore Grassi & Co.'s employee directory with LeadIQ.

What industry does Grassi & Co. belong to?

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Grassi & Co. operates in the Professional Services industry.

What technology does Grassi & Co. use?

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Grassi & Co.'s tech stack includes DoubleClick FloodlightLinkedin Insight TagMicrosoft PowerPointADP HRMSSentryWhatsAppThe Events CalendarOpenResty.

What is Grassi & Co.'s email format?

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

When was Grassi & Co. founded?

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Grassi & Co. was founded in 1980.

Grassi & Co.

Professional ServicesNew York, United States501-1000 Employees

Grassi & Co. is a professional services firm based in Jericho, New York, delivering advisory and accounting services to organizations seeking strategic financial guidance and oversight. Founded in 1980, the firm operates independently as an employee-owned organization after converting to an ESOP in 2023, preserving its autonomy and client-centric focus.

The firm provides tax and business consulting, with attest services offered through Grassi & Co. Certified Public Accountants, PC, and it allocates staff and administrative resources to support client engagements. It emphasizes client service quality and is recognized for high client satisfaction and Vault's ranking among the Best US Accounting Firms to Work For. In November 2025, Grassi expanded its Franchise Services by acquiring OnePoint Franchise Accounting, broadening its reach into restaurant and food franchise clients.

Section iconCompany Overview

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

Section iconFunding & Financials

  • $250M$500M

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

Section iconFunding & Financials

  • $250M$500M

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

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