Testimonials We are Committed to Excellent Service


Cailean, CPA & Business Consultant, PLLC has been doing my personal taxes since 2000. Until now I have developed and grew a few businesses and Marius has been very knowledgeable and helpful in many aspects of business consulting and development. For 6 years I owned a franchise on Commercial Cleaning Business (Jan-Pro) his advice helped me a lot with human resources and bookkeeping organization. I am also involved in Real Estate Business as a Broker and Investor. Marius gave me very good advice regarding taxes and helped me save time and money.

My last project was an Assisted Living Facility (Best Care Assisted Living, LLC, 602-339-3617) that I opened in November 2007. Marius helped me from the beginning with creating the LLC, set up the books for me and implemented my Business and Marketing plan. This last project I considered very successful because in less that one year my facility is operating at its full capacity.

It was very helpful for me to have the Accounting, Business Consultant and Tax services done by the same Company.

I am very impressed with his knowledge on all areas and I will recommend his firm to any individual, Small or Large Company.

It is distinct pleasure to recommend to you my esteemed business associate, Cailean, CPA & Business Consultant, PLLC. Marius Jeff Cailean is a Certified Public Accountant and a Certified QuickBooks ProAdvisor. In my capacity as owner of UPS Store 5550 (623-975-3888), I have worked closely with Marius for more than two years.

As a CPA and Business Consultant he has developed a dependable and reliable system to assist in the growth of our business. He setup the payroll in QuickBooks and performed the integration with Intuit, prepared monthly sales tax and filed the necessary reports with the government, prepared our company’s financial statements and year end LLC income tax returns. His work has been a major factor in our company’s office filing system and successful marketing decisions. He has proven through work quality, advisement and origination that his professionalism is that of the best.

I would without any reservation recommend Marius to you; he would make a tremendous asset to your company.

Cailean CPA, & Business Consultant, PLLC is a great asset for my agency (ARIZONA SIGN LANGUAGE INTERPRETING SERVICES 602-273-3560). While working with Marius I found him to be brutally honest, resourceful, and supportive and a responsible professional. When we first meet to discuss my agency’s financial situation, Marius brought to the table a lot of energy and ideas that will contribute to the growth of my agency. I felt comfortable working with Marius because he never patronized me, but listened to my concerns and frustrations regarding the financial aspect of my agency. Thanks to Marius expertise and help, I no longer feel boxed in.

Cailean CPA, & Business Consultant, PLLC has done our accounting, taxes and much more for well over seven years now. Jeff has been an asset to our company (VISION CONCRETE, INC 602-263-7252) in many ways in which we feel exceed what is expected from a CPA. Not only did Jeff handle many of the details of setting up our company (the right way); he also stays on top of maintaining the business’s structural needs. Aside from taking care of the company’s taxes and accounting, Jeff has been a great resource for legal, financial and business economical information. We find our self’s going to Jeff with many of our questions or challenges regarding our business. We highly recommend Cailean CPA, & Business Consultant, PLLC to any business who wants a cutting edge CPA and Business Consultant.

Cailean, CPA & Business Consultant, PLLC has done my personal and business taxes over the past twelve years. During this period, I have found Mr. Cailean most proficient in his insight and recommendations to our current and future financial needs. Our business (AIM and PAR, INC. 623-584-8066 ) is multi-facetted and unique in more ways than just accounting practices. During the past many years, Mr.Cailean has generously and personally availed himself to advise, consult and research many problems, decisions and changes as they arisen.Beeing a personal service organization, find Mr. Cailean complementary to our organization.

If you are searching for a serious, dedicated and trustworthy accountant I recommend Marius Jeff Cailean. He is meticulous in detail with his work in providing our business (L&H DESERT HOMES, INC. 623-580-0255) reliable money saving advice. He is available for our questions at every phone call. Jeff has saved our business thousands of dollars in tax savings. He is pleasant to work with and a pleasure to have as part of our team. If there are any questions regarding Jeff’s integrity, character and /or honesty in his business practice, I will be there for his support.

Mr. Marius Jeff Cailean, CPA has been the accountant for my company (CESAR CONCRETE, LLC 623-826-8372 ) since 2003. Mr. Cailean has been a great help in bringing the accounting and taxes for the company up to date. Also he is a professional with excellent knowledge of accounting, taxation, information technology and business management issues. I would recommend Mr.Cailean to anyone as an excellent professional that prides himself in taking very good care of his clients