You don't have to be a tax expert.
That's our job.
Zastenchik & Co. CPAs helps you stay proactive with clear financial reporting, long-term tax planning, and strategy-first advisory — all with no surprises.
Streamline Operations
Get expert guidance, structured systems, and reporting that actually helps you move forward.
Boost Profitability
Know your numbers, improve your margins, and build a stronger foundation for growth.
Stay Ahead of Tax Season
With multi-year tax planning, we help you avoid costly surprises and align toward retirement.
We Do More Than “Year-End Cleanups”
At Zastenchik & Co., we work with business owners who want more from their CPA. Our team provides timely, understandable reports, structured planning meetings, and responsive answers all year long—not just at tax time. With us, you’re not hiring a bookkeeper—you’re gaining a financial partner.
Why Growing Businesses Choose Zastenchik & Co.
We help you stay informed, supported, and ready to scale with:
Clear, custom financials
Strategic tax projections and planning
Dedicated point of contact
Regular check-in meetings
Dashboards and performance reporting
Advice aligned with your long-term goals
All the Essentials— Handled by One Trusted Firm
Individual Information
Bring clarity to your financials, identify risks, and make smarter decisions.
Tax Planning
We don’t just file—we help you look ahead with multi-year tax strategies.
Monthly Accounting
Timely reporting you can actually use—built for owners who want insight, not clutter.
Bookkeeping
Let us handle the reconciliations and reporting so you can focus on running your business.
What Our Clients Say About Working With Us
TESTIMONIALS
Beth Clarke
I found Johnathon at his new home and I am so over the moon! He is just one floor up and as amazing as always!
Ashleigh McPherson
From the moment I stepped into Zastenchik & Co. CPAs for my tax planning session, I knew I was in good hands. The atmosphere was professional yet inviting, a hard balance to strike in the financial services sector. My tax planner was an absolute gem. She didn't just go through the motions; she took the time to understand my unique financial situation, providing tailored advice that I truly believe will benefit me in the long run.
YENOM HOLDINGS LLC
I am writing to enthusiastically recommend Zastenchik & Co. for any financial services needs. Over the past few years, I have entrusted my company's financial well-being to their capable hands, and I must say their performance and expertise have been nothing short of phenomenal.
Under the leadership of David Zastenchik, the firm has consistently demonstrated outstanding people skills and an unparalleled level of knowledge in all aspects of tax law and financial literacy. David's exceptional leadership qualities reflect in the professionalism and dedication exhibited by his entire staff.
Zastenchik & Co. not only provides expert guidance but also goes above and beyond to ensure their clients receive personalized attention and tailored solutions to meet their specific needs. Their commitment to excellence and client satisfaction is truly commendable.
Without hesitation, I would highly recommend Zastenchik & Co. to anyone seeking financial services. Their expertise, professionalism, and dedication make them a valuable asset to any individual or organization.
Joyce Villardi
Highly recommend this firm for your taxes. Our CPA is amazing. Thank you Zastenchik &Co.CPAs. Can’t wait to see you again Sherry.
Marc Rodriguez
Sherry , is a wonderful person to work with, she is very professional
JoAnne Gawan
I would highly recommend this company Mel & Associates for anyone looking for reliable accountants. I have worked with Dave Zastenchik he came highly recommended. I have used him for my personal taxes he was very thorough and explained everything in detail. I will continue to use this accounting firm in the future.
James Telesco
Highly recommend working with David Zastenchik. He was amazing from start to finish . He helped me get my books together and helped out with any questions or concerns . Not to mention all the savings!!
Married Sunshine
Sherry is THE BEST, we've been coming to her for forever and would recommend her highly to anyone.
Dana Brown
The office is friendly and organized, and I’ve worked with Sherry for years. She is very attentive, knowledgeable and goes above and beyond for her clients.
Donna Tice
Sherri was absolutely fantastic.
Suzy Kee
Extremely attentive to detail and customer needs. Highly recommended!
alexander velez
I’m very happy with the service I received from Johnathon today.He was very helpful and made the whole experience pleasant.
Christine Nichols
Sherry was amazing. Put my mind at ease.
Jiyoung Lee
Jo was very helpful! He is calm and respectful. He had all the answers for all of our questions! Thank you so much!
Majdie Nesheiwat
Jonathan Sawaqed was very professional and very helpful. We are always happy to do our taxes with him.
Brian Bundy
We love Sherry and her team.They are very professional and have always provided top notch service.
Jen Migliore
Just had an initial consultation meeting with Jonathon — very pleasant, quick and easy! Great service.
Jason Bomba
Maureen,Luis,Gaby are amazing!
T Reddy
Dave Zastenchik has been our accountant for many years now. He is meticulous and always takes his time when preparing our taxes. He is very knowledgeable and has provided exceptional guidance over the many years we have been working with him. His staff is friendly , kind and professional. We would highly recommend him and his team.
sarah cummings
Excellent service and helped me by talking through everything! Sherry is very knowledgeable, appreciate all her help.
Jessica Barreto
CPA David Z., exceeded my expectations. He went over everything in detail and helped me understand my taxes. I highly recommend this establishment for any of your accounting needs! Will be back next year.
Sarah Dodaro
Great experience!
James Huber
Joe was great and answered all of our questions as well as helped in any way he could. He did our personal and business taxes and as a first time business owner he was very helpful to us. Highly recommend him!
Jennifer Barry
Johnathon Sawaged is amazing! He’s efficient and helpful! He is our financial advisor as well as tax preparer.
JOANN STEIXNER
Great. Experience. Sherry is great!
Jo-Marie VanBuren
Sherry has always been very professional and friendly
She has always makes me feel comfortable and welcome and her smile always makes this time of year a little more pleasant
Thank you again Sherry
Christine and Patrick Manning
I can’t say enough about how Mehl & Associates have helped us over the past two years. From the trivial to the traumatic, our primary accountant, Dave Zastenchik, treats us like family and always has time for us and our small business. Can’t recommend them enough!
Dan Poggi
Awesome service highly recommend
Angela Cioffi
Pleasant, no nonsense, and very helpful people. It was a pleasure.
Burt Deriggi
Incredible team!
D Jordan
I highly recommend Zastenchik and Co for your CPA needs. Dave and John have been managing my family's finances for several years now, and their expertise and availability have been invaluable. They streamline processes and make tax season stress-free. Their prompt responses to calls and emails demonstrate their dedication to client satisfaction. Trustworthy and reliable, they make financial management a piece of cake.
T C
My new favorite accounting firm. Sherry was awesome!!!!
Frank Pelliccio
Very pleasant people working there. They try to make an uncomfortable situation (getting your taxes done) as pleasant as possible. Very professional.
Angela Pezzullo
Sherri Schulz is absolutely amazing! She’s a total professional who is easy to talk to and puts me at ease in doing my taxes. She definitely knows her stuff! I am highly recommending her to my friends and family.
M G
Mehl & Associates is the best accountant firm you can get. Wonderful personal service and a great staff. I use them for both my business and personal accounting services and I couldn't be happier.
Lisa Thompson
The agency has a convenient location and nice atmosphere. The agent was professional and efficient.
Valerie Barone
Been getting our families taxes done for years and the promptness and attention to detail. Very much appreciate the front office staff and accountants for their knowledge and care they have for their clients!!! We will continue to use Zastenchuk & Co. CPA’s for years to come!!!
Katlyn b
Sherry was amazing and informative! Highly recommend!
Pete Colaizzo
Tremendous customer service and advice. Worth every penny and then some. Neat!
Kateri Bell-Schappert
The best!
Reza Ebrahimi
Very happy with my choice, highly recommended!!
Sandra Mamis
My experience here was wonderful. Everybody was kind and patient with me. I highly recommend the practice.
Carol Acevedo
Mehl and Associates' staff is very knowledgeable and a pleasure to work with. Really took their time to understand my financial situation and help me obtain all possible tax savings. Left the office with all my questions answered. No doubt, the best accounting firm in the area
Brandon Howard
My family’s been with this accounting firm for years, and they’ve always taken excellent care of our taxes. That hasn’t changed as I’ve interacted with them as well.
Joseph Fontana stands out, he’s gone out of his way to help my family, breaking things down with clarity and a level of care that’s hard to come by. This team’s expertise and personal touch make them feel like an extension of our family. If you’re looking for an accounting firm that truly delivers, look no further
Alex the great Vivar
Peace of mind and no surprises at the end of the year. I highly recommend their monthly program for any business owner who wants to stay on top of their finances and avoid the stress of quarterly catch-ups.
Elizabeth Nichols
Excellent experience with Joe. I recommend to everyone. Thank you!
Ajay Kumar
It’s always pleasure to work with Jonathan.
Matthew Gilbert
Had a great meeting with Sherry, who made us feel right at home.
Jessica Mannello
Had such a great appointment Johnathon was excellent and really is amazing at what he does
M Y
Go to Mehl & Associates for the best accounting in the area. They have helped get my books in order and helped with my tax planning. I have never received such exceptional service.
ToniAnn Ruffolo
Great experience with Johnny and Alyssa! Great service and made everything very simple to understand.
Kristy Goldberg
They are super nice and helpful on every level. Love them here!!!!
Amy Argyrakis
Audrey was a pleasure, Joe was fantastic.
Friendly, smart, quick and painless!
Sean McManus
Great experience! Lovely people! Looking forward to the next time I need their services.
Anthony Serino
I’ve used multiple CPAs over the years and my only regret is that I didn’t find Dave Z at Mehl & Associates sooner. Service is unparalleled and I’ve saved so much money personally and in my business after switching.
D mas
Personable, reliable advice; Dave answered all of my questions in a language I could understand while upholding my intrests. Dave really gives the best sorts of advice with financial decisions going forward with my personal outlooks in mind!
Laetitia Ganem-Salcedo
Great service
Gurlal Sandhu
Johnathan S. At zastenchik & co. Is a pleasure to work with when doing my taxes. Always punctual and willing to answer any question I have. 10/10 recommend
Carolyn Elizabeth
We have been coming here for the last 3 years to get our taxes done, and we honestly couldn’t be happier. It’s been difficult to find a good, trustworthy, honest (lol) accountant that we felt comfortable with. We found exactly what we were looking for and then some! They honestly go above and beyond for you, I have never met such a friendly staff! I would highly recommend them to anyone!
alex lopez
They are a huge help here. Highly recommend!
Jonathan Silver
Fantastic experience, very professional and polite staff. We couldn't have been happier with the experience.
silvestro filancia
Very professional
Dave Stewart
True professionals all around!! Mehl and associates are full of class act people who I would feel comfortable referring or using without hesitation. I've known Phil and his family since I've started my business and the Mehl family are some of the best people i know. I became introduced to David Z about a year ago and he is of similar quality. All top notch people and they do great work! You can't go wrong hiring these guys!.
Mike D
My wife and I have used Mehl and Associates for several years now. Over the years we have bought and sold properties in another state. Phil always gives us his personal attention and spends time with us making sure we are satisfied and all our questions are answered. He is extremely knowledgeable not only with federal and NY State tax laws but other states as well. He ensures maximum returns. Mehl and Associates new office on Vassar Rd. is welcoming and comfortable. Office staff always go above and beyond. We highly recommend Mehl and Associates.
R Lombardo
Sherry Scholz is the most efficient, thorough and kind tax preparer. She completes the personal tax returns for all my family. It's
a family affair. We won't have anyone else handle our returns. Sherry is the best!
Maria Poluha
Amazing service, highly recommend!
nancy fitzpatrick
This is a lovely place. Everyone here is very helpful and very friendly. I have worked with Sherry for years and just love her. Dave was very helpful as well
Coleen Moore
Sherry Scholz and John Rossi are excellent accountants who are both very knowledgeable and personable. They will take their time and answer any and all questions that you have. They work hard to ensure that you get each and every credit that you are entitled to and they make sure that you understand everything with your return. They also make scheduling an appointment easy, they run on time and they make the entire tax return a breeze. I highly recommend this firm!
Jacklyn Garofolo
Zastenchik & Co is a wonderful place to get your taxes done ! We get our taxes done by Sherry and she is amazing ! Highly recommended. She is very nice, helpful and thorough. She is super personable and we have been seeing her for years. The staff (specifically Mo) is super friendly, welcoming and accommodating. I highly recommend, you will not be disappointed !!!
Russ Tutolo
Sherry was delightful and very helpful through my tax process. 10/10 and Mo was a sweetheart when I walked in.
Tara Brosnan
Sherry Scholz was amazing and answered al my questions. I highly recommend her and this office for your tax needs.
Betty Andrews
I have worked with Mehl and Associates for 4 years. They are able to keep me on track with Quick Books so that I can manage it myself and make the headaches of tax season go away. I appreciate their expertise, patience and friendly manner! They are the company to use for taxes, bookkeeping and retirement planning!
Donna Magro
Sherry goes above and beyond!
A. M. P. TV
Sherry is great. Very personable and engaging.
Steven Burke
We have been working with Phil Mehl and his team for several years now. We are a small contracting firm located in the Hudson Valley. After going through multiple accountants we were dead set on finding a firm that would actually help us build our business. We found that most accountants were simply offering to file paperwork and offering no sound advice. Mehl not only helps us with filings and bookkeeping they actually help us with building our business. I highly recommend them!
Johnathon Mannello
I'll recommend Johnathon to everyone i know
Beth Clarke
I found Johnathon at his new home and I am so over the moon! He is just one floor up and as amazing as always!
Ashleigh McPherson
From the moment I stepped into Zastenchik & Co. CPAs for my tax planning session, I knew I was in good hands. The atmosphere was professional yet inviting, a hard balance to strike in the financial services sector. My tax planner was an absolute gem. She didn't just go through the motions; she took the time to understand my unique financial situation, providing tailored advice that I truly believe will benefit me in the long run.
Planning for Real People
Financial success looks different for everyone. We work with a wide range of clients, including military members, women in transition, and families planning for the future. Our goal is to provide clear, strategic advise that meets you where you are.
Partners Who Put You First
A Family-Owned Firm with a Client-First Approach
Founded by a father-daughter team, MVEST Wealth Partners has always been more than a financial firm—it’s a family business committed to building strong, lasting relationships with our clients. As we continue to grow, we remain dedicated to providing personalized wealth management, financial planning, and investment strategies tailored to each individual’s unique goals.
