Oleg Gorshkov, CPA

Certified Public Accountant
B.B.A The Bernard M. Baruch College
Zicklin School of Business
Founder of OG Tax & Accounting

Managing Partner

our CPA team

Mahdiyeh Hezarkhani

Mahdiyeh holds a B.S. in accounting. She has a diverse background in financial reporting, not for profit compliance and small business operation management.

She has been involved in attestation engagements of not for profit organizations and compilation services for real estate companies.

Mahdiyeh has 15 years of experience in planning & preparation of individual and business income tax returns as well as not for profit form 990 tax returns.

Accounting Director

Dominick demeo, cpa

Dominick specializes in various types of businesses, trusts, estates, personal income taxes, tax planning and tax research.  

He joined OG Tax & Accounting in 2021 as a tax director with more than 18 years previous experience in accounting. 

Dominick studied accounting at SUNY Old Westbury and holds a degree in Business Administration from Braircliffe College. 

Dominick is a member of the New York State Society of Certified Public Accountants.

Tax Director

Lucya Gorshkov

20+ years experience in payroll & bookkeeping

Certified Payroll Professional

English & Russian


Nataliya Prokosheva

Nataliya holds a master's degree in Accounting and Finance as well as an ACCA diploma. She has more than 20 years of experience in financial accounting for global enterprises. Extensive background and experience related to financial institutions, stock market, mutual funds and cryptocurrency.

Accounting Manager

Yunus Delimehmet

MS Accounting CUNY Brooklyn
9 Years Tax Preparation Experience
Fluent in English & Turkish

Tax Manager 

Ricky Barlin, CPA

Certified Public Accountant
Quickbooks Pro-Advisor
10 Years Experience


IRS Resolution, Sales Tax, Financial Statements & tax return preparation

Senior Accountant

Tej Jai, CPA

Certified Public Accountant
Hofstra University BBA Accounting
5+ years experience


Tax Preparation 

Senior Accountant

usman ahmad

Bachelor's Degree in Accounting
Extensive Background in Banking

Staff Accountant

Lanika smith

Bachelors of Science in Finance & Acccounting

3 Years tax preparation experience

Working towards obtaining CPA License

Staff Accountant

Murshed Zaman

B.S in Accounting from Brooklyn College

Over 4 years experience in taxation, payroll & bookkeeping

Staff Accountant

Tomy Simon

7+ years in bookkeeping, financial statement preparation and payroll 

CPA Eligible: Passed all sections of CPA exam.

Staff Accountant

oskar kielb

Working towards Bachelors degree in finance & accounting (Brooklyn College)

Fluent in Polish & English

Junior Accountant

Alexander Demeshko

Alexander has 2+ years of bookkeeping experience in QBO. 

He holds a Master's degree in finance and Law 

Fluent in English, Russian, Ukrainian

Junior Accountant

Anastasia Hrybushyna

Anastasia is a professional bookkeeper with over 3 years of experience maintaining accounts, processing accounts payable and receivable, managing invoices and preparing tax statements.

She is also an expert in accounting of cryptocurrency transactions.

Languages: English, Ukrainian, Russian

Accounting Clerk

Jane Santiago

20 Years Office Management Experience

"Strong work ethic, welcoming & assuring communication skills with a willingness to go above & beyond" are just a few ways our clients & team describe Jane

Office Manager

Gabrielle Malone

Oversees daily office operations

Ensures clients receive highest levels of service

Dedicated team member with over 3 years experience at our firm

Tax Administrator

Rocky the dog

OG Tax mascot

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