Insights

Strategic Acquisition Tonneson + Co has recently become part of Plante Moran, expanding its service offerings and market reach. This integration presents an opportunity to cross-sell additional consulting, tax, and wealth management services to existing clients of both firms, leveraging the combined client base for growth.

Financial Growth With a revenue range of 25 to 50 million dollars, the company demonstrates steady financial performance within the mid-market segment, indicating potential for upselling specialized financial advisory, audit, and compliance solutions to similar mid-sized enterprises.

Technology Adoption Utilizing advanced tools such as IBM InfoSphere, AutoCAD, and cloud services, the firm shows a commitment to digital transformation. This opens doors to offer tailored technology consulting, automation, and data management solutions to clients focused on increasing operational efficiency.

Market Recognition Recent awards for workplace excellence and top rankings in various service categories suggest a strong employer brand and service reputation. These assets can be valuable when pitching expanded consulting or operational optimization services to high-performing firms seeking similar recognition.

Target Client Profile Operating in a competitive industry alongside large firms like PwC and Deloitte, Tonneson + Co's positioning indicates potential to target mid-market clients looking for personalized, high-quality services. Business development efforts can focus on offering tailored solutions that differentiate from larger, less personalized providers.

tonneson + co Tech Stack

tonneson + co uses 8 technology products and services including Hotjar, Qlik, Intapp, and more. Explore tonneson + co's tech stack below.

  • Hotjar
    Analytics
  • Qlik
    Business Intelligence
  • Intapp
    Business Process Management
  • E-Builder
    Project Management
  • Workfront
    Project Management
  • PCI DSS
    Risk And Compliance
  • PCI DSS
    Risk And Compliance
  • Microsoft Teams
    Team Collaboration

tonneson + co's Email Address Formats

tonneson + co uses at least 2 format(s):
tonneson + co Email FormatsExamplePercentage
First.Last@tonneson.comJohn.Doe@tonneson.com
72%
Last@tonneson.comDoe@tonneson.com
19%
FLast@tonneson.comJDoe@tonneson.com
8%
Fir.Last@tonneson.comJoh.Doe@tonneson.com
1%
First.Last@plantemoran.comJohn.Doe@plantemoran.com
96%
FirstLast@plantemoran.comJohnDoe@plantemoran.com
2%
First.Middle@plantemoran.comJohn.Michael@plantemoran.com
1%
FLast@plantemoran.comJDoe@plantemoran.com
1%

Frequently Asked Questions

Where is tonneson + co's headquarters located?

Minus sign iconPlus sign icon
tonneson + co's main headquarters is located at 401 Edgewater Place Suite 300 Wakefield, Massachusetts 01880 United States. The company has employees across 2 continents, including North AmericaAsia.

What is tonneson + co's phone number?

Minus sign iconPlus sign icon
You can contact tonneson + 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 tonneson + co's official website and social media links?

Minus sign iconPlus sign icon
tonneson + co's official website is plantemoran.com and has social profiles on LinkedIn.

How much revenue does tonneson + co generate?

Minus sign iconPlus sign icon
As of March 2026, tonneson + co's annual revenue is estimated to be $4.1M.

What is tonneson + co's SIC code NAICS code?

Minus sign iconPlus sign icon
tonneson + 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 tonneson + co have currently?

Minus sign iconPlus sign icon
As of March 2026, tonneson + co has approximately 27 employees across 2 continents, including North AmericaAsia. Key team members include Chief Executive Officer: R. E. M.Managing Partner: D. T.Director: J. G.. Explore tonneson + co's employee directory with LeadIQ.

What industry does tonneson + co belong to?

Minus sign iconPlus sign icon
tonneson + co operates in the Accounting industry.

What technology does tonneson + co use?

Minus sign iconPlus sign icon
tonneson + co's tech stack includes HotjarQlikIntappE-BuilderWorkfrontPCI DSSPCI DSSMicrosoft Teams.

What is tonneson + co's email format?

Minus sign iconPlus sign icon
tonneson + co's email format typically follows the pattern of First.Last@tonneson.com. Find more tonneson + co email formats with LeadIQ.

When was tonneson + co founded?

Minus sign iconPlus sign icon
tonneson + co was founded in 1975.

tonneson + co

AccountingMassachusetts, United States11-50 Employees

Tonneson + Co is now part of Plante Moran.

As of July 1, 2025, Tonneson + Co has officially joined Plante Moran, one of the nation’s largest accounting, tax, consulting, and wealth management firms. With shared values, a people-first culture, and a commitment to exceptional client service, this combination expands our capabilities and reach — while continuing to serve clients with the same trusted team.

Section iconCompany Overview

Headquarters
401 Edgewater Place Suite 300 Wakefield, Massachusetts 01880 United States
Phone number
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1975
Employees
11-50

Section iconFunding & Financials

  • $25M$50M

    tonneson + co's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    tonneson + co's revenue is estimated to be in the range of $25M$50M

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.