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Insero & Co has grown into one of the premier CPA firms in Western, Upstate and the Southern Tier of New York through uncompromising commitment to serving clients through hard work, tenacity, passion and focus. The result is that our clients reach unparalleled heights of success—measured in more than just dollars. Our clients are focused in service, manufacturing, telecommunications, high-tech, real estate, distribution and non-profit and range from small privately held family businesses to the largest publicly traded entities – with both domestic and international operations.

CPA, Accounting, Audit, Tax, Cost Segregation, R&D Tax Credits, Internal Controls, Internal Audit, SOX, Small Business, Estate Planning, Employee Benefit Plan Audits, Counties, Cities, Towns, Villages, Educational Entities Audits, (Community Colleges, School Districts, BOCES) and Non-for Profit Audits, Business Valuations, Outsource Accounting Services, Recruiting Services.

To provide value that makes a difference in our team members, clients and communities lives
To grow the firm not for the sake of growth, but to afford our employees new opportunities, provide an expanded foundation of expertise for our clients, and continue our commitment to our community.
To perform at The Highest Standard by hiring the best people, knowing our clients and exceeding expectations, being proactive with new ideas, employing “We Care” meetings, and servicing clients as a team.
Additional Culture Details
“The best part about working at Insero is the people. Everyone is friendly and always willing to assist you when you need it. I also enjoy the wide variety of opportunities Insero has to offer. Working with clients ranging from large multi-national corporations to small family-owned businesses across many industries has allowed me to gain a wide variety of knowledge and expertise.
Firm environment is a very important thing to look at when choosing what firm to join upon graduation. You will all work together as a team and the people you work with really help make the job even more enjoyable."
Jennifer Allen, CPA
Principal, Audit Department
Rochester, NY
Passionate about People: We take personal responsibility. We live our philosophy of character, commitment, and competence. We seek balance between professional, community, and personal commitments. We care about each person's development and success. We "manage from the heart."
Client Centered: We proactively serve clients with a team of highly skilled professionals. Our mission is to understand and solve evolving client needs. We work with clients who value our contributions. We embrace change and innovation to exceed our clients' expectations.
Success Driven: We have the courage to be the best. We focus on value-added activities. We offer a merit-based, opportunity-driven work environment. We believe growth and profits are necessary to achieve long-term financial success.
One Firm: We understand responsibility, accountability, and autonomy in a One Firm environment. We bring the best firm resources to clients regardless of department. We provide input and then support decisions. We place the firm before individual and department business interests. We provide help when called and offer help before we are asked.
Integrity: Unwavering integrity guides everything we do. We are responsible citizens in our communities and professions. We believe in open, honest, and respectful communication. We do the right things the right way.
Rochester, NY
132 US Employees
Certified Public Accountants & Consultants


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