Insights

Market leadership Insero’s sustained top-tier ranking in regional reader awards and recognition as a best accounting firm signals strong market credibility. Use this to open conversations with potential clients about risk management, assurance, and advisory services leveraging a trusted brand.

Growth and acquisitions Recent headcount growth and the acquisition of Actel Advisory Group indicate an active expansion strategy and broader capabilities in market research, strategy, and advisory services. Target mid-market clients seeking integrated accounting, tax, and strategic consulting aligned with growth initiatives.

Integrated service mix Insero combines CPA attest services with tax, business consulting, recruiting and executive search. Position cross-sell opportunities to government, education, nonprofit, and private sector clients needing integrated solutions that address governance, compliance, and strategic planning.

Regional focus with breadth With a Rochester base and recognition across the region, there is a strong opportunity to expand into nearby markets while leveraging existing strength in education, social services, and municipal sectors to upsell advisory and performance improvement projects.

Tech-enabled insights The firm’s tech stack including Power BI, Tableau, SAP, and Fortinet shows capability in data analytics and cybersecurity. Propose data-driven advisory, financial analytics, KPI dashboards, and risk/security assessments to clients undergoing digital transformation.

Similar companies to Insero

Insero Tech Stack

Insero uses 8 technology products and services including Linkedin Insight Tag, Power BI, Tableau, and more. Explore Insero's tech stack below.

Media & News

Insero's Email Address Formats

Insero uses at least 3 email formats:
Insero Email FormatsExamplePercentage
First.Last@inserocpa.comJohn.Doe@inserocpa.com
81%
Last@inserocpa.comDoe@inserocpa.com
19%
First.Last@inseroadvisors.comJohn.Doe@inseroadvisors.com
100%

Frequently Asked Questions

What is Insero's phone number?

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

Minus sign iconPlus sign icon
Insero's official website is inseroadvisors.com and has social profiles on LinkedIn.

How much revenue does Insero generate?

Minus sign iconPlus sign icon
As of September 2026, Insero's annual revenue is estimated to be $100M - $250M.

What is Insero's SIC code and NAICS code?

Minus sign iconPlus sign icon
Insero's SIC code is 7389 - Business Services, Not Elsewhere Classified and NAICS code is 54 - Professional, Scientific, and Technical Services.

How many employees does Insero have currently?

Minus sign iconPlus sign icon
As of September 2026, Insero has approximately 180 employees across 2 continents, including North America and Europe. Key team members include Eigenaar: J. V. D., Partner: B. O. and Partner, D. Leslie Spurgin Partner: D. S. Explore Insero's employee directory with LeadIQ.

What industry does Insero belong to?

Minus sign iconPlus sign icon
Insero operates in the Professional Services industry.

What technology does Insero use?

Minus sign iconPlus sign icon
Insero's tech stack includes Linkedin Insight Tag, Power BI, Tableau, SAP, Shopify, Fortinet, KnowBe4 and Adobe Creative Suite.

What is Insero's email format?

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

When was Insero founded?

Minus sign iconPlus sign icon
Insero was founded in 1972.
Insero logo

Insero

Professional ServicesNew York, United States51-200 Employees

Insero is a mid-sized professional services firm based in Rochester, New York, delivering accounting and advisory services with a people-centered focus. Its offerings range from recruiting and executive search to audit, tax, accounting, and consulting for a diverse set of clients, including government agencies, colleges and universities, nonprofits, and private or multinational companies across various industries. The Insero brand operates through two entities—Insero & Co. CPAs, LLP, which provides attest services as a licensed CPA firm, and Insero Advisors, LLC, along with its subsidiaries, which supply tax and business consulting within an alternative practice structure consistent with the AICPA Code and applicable standards. Recent developments in 2026 include Insero Advisors' acquisition of Actel Advisory Group to broaden its market research and strategy capabilities. Based in Rochester, the firm occupies a position in the professional services sector serving both public and private sector clients.

Section iconCompany Overview

Phone number
SIC Code
7389 - Business Services, Not Elsewhere Classified
NAICS Code
54 - Professional, Scientific, and Technical Services
Founded
1972
Employees
51-200

Section iconFunding & Financials

  • $100M - $250M

    Insero's revenue is estimated to be in the range of $100M - $250M

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.