Insights

Established Industry Player With over 50 years of experience and a substantial revenue range of 100M to 250M, MMB+CO is a well-established regional accounting firm that serves diverse industries across New York State, providing a reliable partnership opportunity for firms seeking seasoned professional services.

Growing Talent Acquisition Recent hires of associate accountants and HR generalists indicate ongoing expansion and investment in talent, offering potential opportunities to provide HR, onboarding, and employee engagement solutions tailored for growing professional service firms.

Strategic Mergers The recent merger with Marvin & Co. and multiple offices across the region suggest a desire for strategic growth and market expansion, presenting opportunities for service providers in areas such as integration technology, process optimization, and client management solutions.

Community Engagement Long-term partnerships with organizations like the Food Bank highlight strong community involvement, which could be leveraged to offer corporate social responsibility services, sponsorship platforms, or community-focused marketing collaborations.

Technology Stack Utilizing advanced accounting software such as CCH Axcess and modern web technologies indicates a propensity for tech adoption, opening doors for providers of cybersecurity, cloud solutions, and digital transformation services to add value.

Similar companies to MMB+CO

MMB+CO Tech Stack

MMB+CO uses 8 technology products and services including QuickBooks, RSS, HeadJS, and more. Explore MMB+CO's tech stack below.

  • QuickBooks
    Accounting And Finance
  • RSS
    Content Management System
  • HeadJS
    Javascript Libraries
  • Microsoft
    Miscellaneous
  • Priority Hints
    Performance
  • HSTS
    Security
  • USPS
    Transportation And Fleet Management
  • Adobe ColdFusion
    Web Frameworks

MMB+CO's Email Address Formats

MMB+CO uses at least 3 format(s):
MMB+CO Email FormatsExamplePercentage
FLast@mmb-co.comJDoe@mmb-co.com
87%
Last@mmb-co.comDoe@mmb-co.com
12%
LFirst@mmb-co.comDJohn@mmb-co.com
1%
FLast@mengelmetzgerbarr.comJDoe@mengelmetzgerbarr.com
41%
First.Last@mengelmetzgerbarr.comJohn.Doe@mengelmetzgerbarr.com
7%
LF@mengelmetzgerbarr.comDJ@mengelmetzgerbarr.com
7%
FL@mengelmetzgerbarr.comJD@mengelmetzgerbarr.com
7%
F.Last@mengelmetzgerbarr.comJ.Doe@mengelmetzgerbarr.com
6%
First-Last@mengelmetzgerbarr.comJohn-Doe@mengelmetzgerbarr.com
4%
First.L@mengelmetzgerbarr.comJohn.D@mengelmetzgerbarr.com
5%
FirstLa@mengelmetzgerbarr.comJohnDo@mengelmetzgerbarr.com
4%
Last@mengelmetzgerbarr.comDoe@mengelmetzgerbarr.com
5%
F_Last@mengelmetzgerbarr.comJ_Doe@mengelmetzgerbarr.com
2%
Last_First@mengelmetzgerbarr.comDoe_John@mengelmetzgerbarr.com
3%
First_L@mengelmetzgerbarr.comJohn_D@mengelmetzgerbarr.com
3%
FirstMiddleLa@mengelmetzgerbarr.comJohnMichaelDo@mengelmetzgerbarr.com
2%
F-Last@mengelmetzgerbarr.comJ-Doe@mengelmetzgerbarr.com
1%
FirLast@mengelmetzgerbarr.comJohDoe@mengelmetzgerbarr.com
2%
First.Middle.Last@mengelmetzgerbarr.comJohn.Michael.Doe@mengelmetzgerbarr.com
1%

Frequently Asked Questions

Where is MMB+CO's headquarters located?

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MMB+CO's main headquarters is located at 100 Chestnut Street, Suite 1200. The company has employees across 4 continents, including North AmericaEuropeAsia.

What is MMB+CO's phone number?

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You can contact MMB+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 MMB+CO's official website and social media links?

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MMB+CO's official website is mmbaccounting.com and has social profiles on LinkedIn.

How much revenue does MMB+CO generate?

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As of February 2026, MMB+CO's annual revenue is estimated to be $3.6M.

What is MMB+CO's SIC code NAICS code?

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MMB+CO's SIC code is 4213 - Trucking, Except Local NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does MMB+CO have currently?

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As of February 2026, MMB+CO has approximately 240 employees across 4 continents, including North AmericaEuropeAsia. Key team members include Cfo/Coo: B. G.Chief Risk Officer And Executive Vice President, Capital Markets And Treasury Risk Management: M. F.Chief Human Resources Officer: L. M. C.. Explore MMB+CO's employee directory with LeadIQ.

What industry does MMB+CO belong to?

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MMB+CO operates in the Accounting industry.

What technology does MMB+CO use?

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MMB+CO's tech stack includes QuickBooksRSSHeadJSMicrosoftPriority HintsHSTSUSPSAdobe ColdFusion.

What is MMB+CO's email format?

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MMB+CO's email format typically follows the pattern of FLast@mmb-co.com. Find more MMB+CO email formats with LeadIQ.

When was MMB+CO founded?

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MMB+CO was founded in 1975.

MMB+CO

AccountingNew York, United States201-500 Employees

MMB+CO is a distinguished regional accounting firm with a over 50 years legacy of delivering high-quality audit, tax, and consulting services to a diverse range of successful organizations. Founded in 1975, we’ve grown to over 200 full-time professionals, including 37 partners, who are united by a shared commitment to integrity, technical excellence, and exceptional client service.

What sets MMB+CO apart is our perfect mix of large-firm resources and small-firm attention to detail. We take pride in building strong, lasting relationships with our clients-getting to know their businesses, understanding their goals, and tailoring our approach to help them thrive in a complex financial landscape.

From regulatory compliance and tax planning to risk management and financial reporting, our experienced professionals offer practical, forward-thinking solutions that drive growth, ensure stability, and add long-term value. We serve clients across a broad spectrum of industries from our five offices located in Canandaigua, Elmira, Latham, Queensbury, and Rochester, proudly supporting organizations throughout New York State.

At MMB+CO, we value your future. That’s why we approach every engagement with dedication, insight, and a commitment to delivering results that matter.

Section iconCompany Overview

Headquarters
100 Chestnut Street, Suite 1200
Phone number
SIC Code
4213 - Trucking, Except Local
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1975
Employees
201-500

Section iconFunding & Financials

  • $100M$250M

    MMB+CO's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    MMB+CO's revenue is estimated to be in the range of $100M$250M

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