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Alan Guillemain, MBA, RTRP

Alan Guillemain, MBA, RTRP

Professional Profile

Alan is a veteran in the accounting industry with over 45 years of experience. Alan has a specialty in international taxation, servicing global clients with a concentration in Europe. He has held executive positions ranging from Controller to Chief Financial Officer.

Alan holds an MBA with distinction in Accounting from Seton Hall University, in New Jersey and is an IRS Registered Tax Return Preparer. He also has a BS in Business Management from Fairleigh Dickinson University. Currently, Alan is working towards earning a Master of Science degree in Taxation from Southern New Hampshire University.

Personal Profile

Alan grew up in New Jersey. Of European descent, Alan's first language was French and quickly turned bilingual at a young age. Alan currently resides in Queens Village with his two cats Midnight and Louis. Alan is the father to his son Daniel and the proud grandfather to two grandchildren.

When he's not working Alan is either in the kitchen creating new recipes or can be found woodworking out on Long Island. He is an avid New York Giants fan and an adoring fan to his loving family.

What Others Say

"My business is going great and I sincerely don't think that I would be as confident in it without ALL of their help." - Michael C, Yard Smart Lawn Car, Farmingdale, NY

"They made it INCREDIBLY easy and like everything else we've done with them, it was prompt and simple! ...We are always beyond satisfied!!" - Alyia C, Rising Moon Doula, Beacon, NY

"The service is priced competitively, but the quality of care is unmatched." - Justin A, Uhuru Strength and Conditioning, Bayside, NY

"I would not hesitate to recommend" - Dovid K, Gradient Tutoring, Far Rockaway, NY

"Everything from the start has felt seamless" - Daniel S, SC Entertainment, Hoboken, NJ

"Knowledgeable, professional, efficient, and very pleasant. I will most definitely return." - Leslie M, Bethpage, NY

"I am very pleased with the professionalism and knowledge of the whole team and highly recommend them to anyone who is looking for quality service." - Ines B, Flushing., NY

"Very efficient!" - Juana, O, Whitestone, NY

"It went very well. My first time here. Very efficient!" - Jeneva P, Old Bethpage, NY

"I'd recommend ZBS to anyone. They're good people you can trust with your finances." - Trey W, Brooklyn, NY

"All ZBS professionals are courteous, knowledgeable and provide quick responses to all requests. Their prices are just right for the level of service they provide. CanĀ“t ask for more. I am a very satisfied customer." - Luiz G, Garden City, NY

"Excellent. They were professional, knowledgeable, considerate & friendly." - Charlotte, S, Bayville, NY

"Very tech savvy firm, on top of their emails and communication, I get a VIP client treatment every time, highly recommend." - Anna T, Dix Hills, NY

Full reviews can be found at