We're a company built on exceptional service – it’s the foundation of our culture and values.  When we asked our clients what they think about Koroll and Company ... here’s what they said.


"One of the qualities of great trusted advisors is an ability to generate, in their clients, a fierce sense of loyalty and respect. That loyalty and respect comes from trust and that trust has to be earned. Allen Koroll is one of those unique trusted advisors. I have always admired the unwavering attention, professionalism and caring Allen brings to his work. He is an initiator who is constantly looking for ways to maintain and enhance value for his clients.  I have known Allen over many years and we have shared numerous clients together. I refer clients to Allen with great confidence that my client will be well taken care of and, speaking selfishly,  knowing that it will reflect well on me.

~ David Shlagbaum, Senior Counsel at Pallett Valo LLP 


"Kearney Law Office has liaised with this firm for many years on various corporate transactions and we are always impressed with the professionalism and degree of knowledge this accounting firm displays in every case. We are also well aware of the same attributes for their and our individual clients. It has always been a pleasure working with Koroll & Company and we would highly recommend them for all accounting needs."

~ Katherine Kaniuk, Kearney Law Office


"Koroll & Company has given excellent advice and direction for me personally and my businesses over many years. They have provided first rate service preparing all of my family tax returns, my businesses year ends & taxes. They take the time to explain everything they are doing for me so I understand it. Highly recommend them."

~ Dewane Smalley, A&B Courier 


"Newmarket Chartered Account Allen H. Koroll and his entire team have provided top notch financial services and financial advise for my various businesses over the years since 2002. Allen is a highly trusted financial adviser and he together with his professional team handle all types of services that I still enjoy and make use of today. Highly recommended for customer service excellence." 

~ Anonymous


"Great staff with Great Insight. Very helpful and Knowledgeable." 

~ Duane Barton


"Our experience with the services of Koroll & Company has been nothing less than extraordinary. They have been our accountants for over 20 years and because of their high level of expertise and vast knowledge of accounting and business, that knowledge and experience has helped us grow and progress substantially."



"As 2014 comes to a close, we want to say a heartfelt thank you for your time and patience over the last year. We had a lot of issues to deal with as our company transitioned from a partnership to a family-owned business. Your advice has been invaluable to us and for the first time we feel our business is in good hands. Moving forward, we are confident Steve and Jenn have someone they can count on for help and guidance. Thank you for your advice and friendship."



"Allen Koroll and his company Koroll & Company Chartered Professional Accountants Professional Corporation have provided accounting services for my small business as well as my family since 2003. I have found Allen and his company to be very knowledgeable, conscientious and professional as well as very easy to work with. Koroll and Company has also been an excellent resource for my small consulting business. I recommend Koroll & Company as a provider of accounting services for both supporting a small business and for personal tax requirements."