
The success of a business
starts with
solid tax management.
Focus on your business.
Beyul will be the strong navigator for your business.
The first step to smart tax saving, Beyul Tax Firm.


The success of a business
starts with
solid tax management.
Focus on your business.
Beyul Tax Firm will be your strong navigator for your business.
The first step to smart tax saving, Beyul


The success of a business
starts with
solid tax management.
Focus on your business.
Beyul Tax Firm will be your strong navigator for your business.
The first step to smart tax saving, Beyul


The success of a business
starts with
solid tax management.
Focus on your business.
Beyul will be the strong navigator for your business.
The first step to smart tax saving, Beyul Tax Firm.


The success of a business
starts with
solid tax management.
Focus on your business.
Beyul will be the strong navigator for your business.
The first step to smart tax saving, Beyul Tax Firm.


The success of a business
starts with
solid tax management.
Focus on your business.
Beyul Tax Firm will be your strong navigator for your business.
The first step to smart tax saving, Beyul


The success of a business
starts with
solid tax management.
Focus on your business.
Beyul will be the strong navigator for your business.
The first step to smart tax saving, Beyul Tax Firm.

Beyul's Expertise
Why do business owners choose Beyul Tax Firm?
Industry-based Customization
Customized tax bookkeeping services
Our experts provide tailored tax bookkeeping across 20+ industries, reflecting industry-specific factors.
Systemized Management
Detailed Tax Bookkeeping
Our three-step verification and multiple annual closings ensure accurate, error-free bookkeeping.
Optimal tax-saving strategy
Tax Reduction
We achieve over 27% in average tax savings by continuously applying updated tax laws and rulings.
Beyul's Expertise
Why do business owners
choose Beyul Tax Firm?
Industry-based Customization
Customized tax bookkeeping services
Our experts provide tailored tax bookkeeping across 20+ industries, reflecting industry-specific factors.
Systemized Management
Detailed Tax Bookkeeping
Our three-step verification and multiple annual closings ensure accurate, error-free bookkeeping.
Optimal tax-saving strategy
Tax Reduction
We achieve over 27% in average tax savings by continuously applying updated tax laws and rulings.
Beyul's Expertise
Why do many business owners
look for Beyul tax firm?
Industry-based Customization
Customized tax bookkeeping services
Our experts provide tailored tax bookkeeping across 20+ industries, reflecting industry-specific factors.
Systemized Management
Detailed Tax Bookkeeping
Our three-step verification and multiple annual closings ensure accurate, error-free bookkeeping.
Optimal tax-saving strategy
Tax Reduction
We achieve over 27% in average tax savings by continuously applying updated tax laws and rulings.
Beyul's Expertise
Why do business owners choose Beyul Tax Firm?
Industry-based Customization
Customized tax bookkeeping services
Our experts provide tailored tax bookkeeping across 20+ industries, reflecting industry-specific factors.
Systemized Management
Detailed Tax Bookkeeping
Our three-step verification and multiple annual closings ensure accurate, error-free bookkeeping.
Optimal tax-saving strategy
Tax Reduction
We achieve over 27% in average tax savings by continuously applying updated tax laws and rulings.

Reviews from our clients
More than 1,500 clients are growing together with
Beyul Tax Firm.
1500
Place+
Cumulative Customers
7800
Billion+
Total Revenue of Clients
750
Billion+
Cumulative Tax Savings
○○Design
Representative Kang ○○
The prompt response and kind explanation are impressive. I am always satisfied that I can resolve my questions immediately.
P○○S
Representative Kim ○○
As a result of focusing solely on the business without worrying about taxes, sales have increased by 38%. I feel like I've found a true business partner.
APY Co., Ltd.
Representative Han ○○
By paying attention to tax savings, my taxes have been reduced by 180 million won. The stress of dealing with taxes has greatly decreased.
Yoo○○z
Representative Han ○○
I like being able to get a clear understanding of my company's financial status through meticulous bookkeeping and regular interim reports.
○○Tech
Representative Kang ○○
Thank you for handling the tax audit well. Now, I have entrusted you with the bookkeeping as well. I feel reassured.
○○ Electronics
Representative Han ○○
You explain complex tax issues so easily that I can understand them well. Thanks to you, decision-making has become much easier.
○○ Food
Representative Lee ○○
I am impressed by how accurately you've identified the characteristics of our industry and provided tailored services. It feels like we've received a solution that fits our company perfectly.

Reviews from our clients
More than 1,500 clients are growing together with
Beyul Tax Firm.
1500
Place+
Cumulative Customers
7800
Billion+
Total Revenue of Clients
750
Billion+
Cumulative Tax Savings
○○Design
Representative Kang ○○
The prompt response and kind explanation are impressive. I am always satisfied that I can resolve my questions immediately.
P○○S
Representative Kim ○○
As a result of focusing solely on the business without worrying about taxes, sales have increased by 38%. I feel like I've found a true business partner.
APY Co., Ltd.
Representative Han ○○
By paying attention to tax savings, my taxes have been reduced by 180 million won. The stress of dealing with taxes has greatly decreased.
Yoo○○z
Representative Han ○○
I like being able to get a clear understanding of my company's financial status through meticulous bookkeeping and regular interim reports.
○○Tech
Representative Kang ○○
Thank you for handling the tax audit well. Now, I have entrusted you with the bookkeeping as well. I feel reassured.
○○ Electronics
Representative Han ○○
You explain complex tax issues so easily that I can understand them well. Thanks to you, decision-making has become much easier.
○○ Food
Representative Lee ○○
I am impressed by how accurately you've identified the characteristics of our industry and provided tailored services. It feels like we've received a solution that fits our company perfectly.

Reviews from our clients
More than 1,500 clients are growing together with
Beyul Tax Firm.
1500
Place+
Cumulative Customers
7800
Billion+
Total Revenue of Clients
750
Billion+
Cumulative Tax Savings
○○Design
Representative Kang ○○
The prompt response and kind explanation are impressive. I am always satisfied that I can resolve my questions immediately.
P○○S
Representative Kim ○○
As a result of focusing solely on the business without worrying about taxes, sales have increased by 38%. I feel like I've found a true business partner.
APY Co., Ltd.
Representative Han ○○
By paying attention to tax savings, my taxes have been reduced by 180 million won. The stress of dealing with taxes has greatly decreased.
Yoo○○z
Representative Han ○○
I like being able to get a clear understanding of my company's financial status through meticulous bookkeeping and regular interim reports.
○○Tech
Representative Kang ○○
Thank you for handling the tax audit well. Now, I have entrusted you with the bookkeeping as well. I feel reassured.
○○ Electronics
Representative Han ○○
You explain complex tax issues so easily that I can understand them well. Thanks to you, decision-making has become much easier.
○○ Food
Representative Lee ○○
I am impressed by how accurately you've identified the characteristics of our industry and provided tailored services. It feels like we've received a solution that fits our company perfectly.
Start with Beyul Tax Firm.
We will be the best tax partner for your business success.
Beyul helps prevent unnecessary taxes from occurring through systematic tax bookkeeping.
Before Beyul
Minimum tax bookkeeping
Deadline-driven errors
Delayed tax law updates
Low-fee driven
Relying on personal experience
Limited to simple tax bookkeeping tasks
After Beyul
Strategy
Proactive tax-saving bookkeeping
Systematic Process
Systematic interim settlement management
Up-to-date Tax Law
Fast application of revised tax laws
Reasonable tax bookkeeping fees
for optimal service quality
Expertise
Specialized staff arrangement by industry
Range
End-to-end tax and business support
Start with Beyul Tax Firm.
Your business success is our priority
We will become your best tax partner.
Beyul helps prevent unnecessary taxes from occurring through systematic tax bookkeeping.
Before Beyul
Minimum tax bookkeeping
Deadline-driven errors
Delayed tax law updates
Low-fee driven
Relying on personal experience
Limited to simple tax bookkeeping tasks
After Beyul
Strategy
Proactive tax-saving bookkeeping
Systematic Process
Systematic interim settlement management
Up-to-date Tax Law
Fast application of revised tax laws
Reasonable tax bookkeeping fees
for optimal service quality
Expertise
Specialized staff arrangement by industry
Range
End-to-end tax and business support
Start with Beyul Tax Firm.
We will be the best tax partner for your business success.
Beyul helps prevent unnecessary taxes from occurring through systematic tax bookkeeping.
Before Beyul
Minimum tax bookkeeping
Deadline-driven errors
Delayed tax law updates
Low-fee driven
Relying on personal experience
Limited to simple tax bookkeeping tasks
After Beyul
Strategy
Proactive tax-saving bookkeeping
Systematic Process
Systematic interim settlement management
Up-to-date Tax Law
Fast application of revised tax laws
Reasonable tax bookkeeping fees
for optimal service quality
Expertise
Specialized staff arrangement by industry
Range
End-to-end tax and business support

Our Team
Our Team at Beyul Tax Firm
Chairman
Managing CTA
Tax accountant
Staff
Gangnam Branch

Chairman
Hosun Oh
E
hsoh@beyultax.co.kr
T
02.566.1370
Education
04.06
Harvard Kennedy School, Master of Public Administration
03.06
Harvard Law School, International Tax Program completion
97.02
Completion of the Graduate School of Public Administration (Major in Public Policy) at Seoul National University
92.02
Seoul National University Business School graduation
Career
25.01 - Current
Beyul chairman
23.07 - 24.08
Director of the Central Regional Tax Office
22.07
Director of the National Tax Service
21.07
National Tax Service International Taxation Director
20.09
Director of the Investigation Bureau 4 at the Seoul Regional Tax Office
19.07
Director of the International Transaction Investigation Bureau of the Seoul Regional Tax Office
18.01
Director of Investigation Division 1, Central Regional Tax Office
17.03
Director of Investigation Division 2 of the Busan Regional Tax Office
14.07
Director of Offshore Tax Evasion Information at the National Tax Service
14.01
Seoul Regional Tax Office Advanced Tax Evasion Prevention Officer
13.01
Director of the International Investigation Division 2 of the Seoul Regional Tax Office
12.01
Geumjeong Tax Office Director
09.02
Counselor of the Embassy of the Republic of Korea in the United States
Policy Advisor to the Commissioner of the National Tax Service
06.07
39th Annual Exam (Revised Finance)
Honors & Awards
2016
Order of Merit for National Foundation
2008
Service Merit Medal
Gangnam Branch

Chairman
Hosun Oh
E
hsoh@beyultax.co.kr
T
02.566.1370
Education
04.06
Harvard Kennedy School, Master of Public Administration
03.06
Harvard Law School, International Tax Program completion
97.02
Completion of the Graduate School of Public Administration (Major in Public Policy) at Seoul National University
92.02
Seoul National University Business School graduation
Career
25.01 - Current
Beyul chairman
23.07 - 24.08
Director of the Central Regional Tax Office
22.07
Director of the National Tax Service
21.07
National Tax Service International Taxation Director
20.09
Director of Investigation Division 4 of the Seoul Regional Tax Office
19.07
Director of the International Transaction Investigation Bureau of the Seoul Regional Tax Office
18.01
Director of Investigation Division 1, Central Regional Tax Office
17.03
Director of Investigation Division 2 of the Busan Regional Tax Office
14.07
Director of Offshore Tax Evasion Information at the National Tax Service
14.01
Seoul Regional Tax Office Advanced Tax Evasion Prevention Officer
13.01
Director of the International Investigation Division 2 of the Seoul Regional Tax Office
12.01
Geumjeong Tax Office Director
09.02
Counselor of the Embassy of the Republic of Korea in the United States
Policy Advisor to the Commissioner of the National Tax Service
06.07
39th Annual Exam (Revised Finance)
Honors & Awards
2016
Order of Merit for National Foundation
2008
Service Merit Medal
Our Team
Our Team at Beyul Tax Firm
Chairman
Managing CTA
Tax accountant
Staff
Gangnam Branch

Chairman
Hosun Oh
E
hsoh@beyultax.co.kr
T
02.566.1370
Education
04.06
Harvard Kennedy School, Master of Public Administration
03.06
Harvard Law School, International Tax Program completion
97.02
Completion of the Graduate School of Public Administration (Major in Public Policy) at Seoul National University
92.02
Seoul National University Business School graduation
Career
25.01 - Current
Beyul chairman
23.07 - 24.08
Director of the Central Regional Tax Office
22.07
Director of the National Tax Service
21.07
National Tax Service International Taxation Director
20.09
Director of Investigation Division 4 of the Seoul Regional Tax Office
19.07
Director of the International Transaction Investigation Bureau of the Seoul Regional Tax Office
18.01
Director of Investigation Division 1, Central Regional Tax Office
17.03
Director of Investigation Division 2 of the Busan Regional Tax Office
14.07
Director of Offshore Tax Evasion Information at the National Tax Service
14.01
Seoul Regional Tax Office Advanced Tax Evasion Prevention Officer
13.01
Director of the International Investigation Division 2 of the Seoul Regional Tax Office
12.01
Geumjeong Tax Office Director
09.02
Counselor of the Embassy of the Republic of Korea in the United States
Policy Advisor to the Commissioner of the National Tax Service
06.07
39th Annual Exam (Revised Finance)
Honors & Awards
2016
Order of Merit for National Foundation
2008
Service Merit Medal

Commission Rate
Beyul Tax Bookkeeping
We will protect your assets with a systematic tax-saving strategy, rather than a conventional tax-saving strategy.
100K
₩
Individual Owners
For Individual Owners
150K
₩
Corporate
For Corporate Owners
Value Added Tax Return
Salary, withholdings, and four major social insurances report
Bookkeeping
Provision of budget report
Comprehensive income tax return (additional adjustment fee incurred)
Review of tax deductions and exemptions
February deficit deduction
Real-time KakaoTalk and phone consultation
Corporate conversion advisory
Tax office response to request for clarification
Commission Rate
Beyul Tax Bookkeeping
Not a general tax-saving strategy, but a systematic tax-saving strategy
We will protect your assets.
Individual
For Individual
Owners
100K
₩
Corporate
For Corporate
Owners
150K
₩
Value Added Tax Return
Salary, withholdings, and four major social insurances report
Bookkeeping
Provision of budget report
Comprehensive income tax return (additional adjustment fee incurred)
Review of tax deductions and exemptions
February deficit deduction
Real-time KakaoTalk and phone consultation
Corporate conversion advisory
Tax office response to request for clarification

Commission Rate
Beyul Tax Bookkeeping
We will protect your assets with a systematic tax-saving strategy, rather than a conventional tax-saving strategy.
100K
₩
Individual Owners
For Individual Owners
150K
₩
Corporate
For Corporate Owners
Value Added Tax Return
Salary, withholdings, and four major social insurances report
Bookkeeping
Provision of budget report
Comprehensive income tax return (additional adjustment fee incurred)
Review of tax deductions and exemptions
February deficit deduction
Real-time KakaoTalk and phone consultation
Corporate conversion advisory
Tax office response to request for clarification
Beyul's Services
Beyul tax firm's tax insight
Beyul's Services
Beyul tax firm's tax insight
Beyul's Services
Beyul tax firm's tax insight
Beyul's Services
Beyul tax firm's tax insight
Beyul's Services
Beyul tax firm's tax insight
Beyul's Services
Beyul tax firm's tax insight
Beyul Naver Blog
Additional Services by Beyul
Easily check out Beyul's professional tax insights on the Naver blog.

Complete Guide to Cash Receipt Merchant Registration


Industrial Accident Insurance for Consigned Freight Truck Owners

How to issue a tax invoice at HomeTax

Main tax schedule :
October 2025 (2)

Corporate Establishment and Business Registration Complete Guide

China-Focused Tax Specialists Beyul Tax Firm
Beyul Naver Blog
Additional Services by Beyul
Easily check out Beyul's professional tax insights on the Naver blog.
Beyul Naver Blog
Additional Services by Beyul
Easily check out Beyul's professional tax insights on the Naver blog.

Complete Guide to Cash Receipt Merchant Registration


Industrial Accident Insurance for Consigned Freight Truck Owners

How to issue a tax invoice at HomeTax

Main tax schedule :
October 2025 (2)

Corporate Establishment and Business Registration Complete Guide

China-Focused Tax Specialists Beyul Tax Firm
Guided by Beyul
Check out Beyul's tax guides
Tax guide
Tax-saving guide
Guided by Beyul
Check out Beyul's tax guides
Tax guide
Tax-saving guide
Guided by Beyul
Check out Beyul's tax guides
Tax guide
Tax-saving guide
Guided by Beyul
Check out Beyul's tax guides
Tax guide
Tax-saving guide
Directions
Head office
8, Wing Gallery Building, 2nd Floor, Seolleung-ro 111-gil, Gangnam-gu, Seoul Special City
Subway
Subway Seonjeongneung Station Exit 1
9
수인분당
Tel
02-6953-5123
Fax
02-6953-5124
Gangnam Branch
540 Samsung-ro, Gangnam-gu, Seoul, 3rd floor (Samseong-dong, Building Bromo)
Subway
309 meters from Exit 5 of Samseongjungang Station on the subway.
9
수인분당
Tel
02-566-1370
Fax
02-556-1369
Directions
Head office
8, Wing Gallery Building, 2nd Floor, Seolleung-ro 111-gil, Gangnam-gu, Seoul Special City
Subway
Subway Seonjeongneung Station Exit 1
9
수인분당
Tel
02-6953-5123
Fax
02-6953-5124
Gangnam Branch
540 Samsung-ro, Gangnam-gu, Seoul, 3rd floor (Samseong-dong, Building Bromo)
Subway
309 meters from Exit 5 of Samseongjungang Station on the subway.
9
수인분당
Tel
02-566-1370
Fax
02-556-1369
Directions
Head office
8, Wing Gallery Building, 2nd Floor, Seolleung-ro 111-gil, Gangnam-gu, Seoul Special City
Subway
Subway Seonjeongneung Station Exit 1
9
수인분당
Tel
02-6953-5123
Fax
02-6953-5124
Gangnam Branch
540 Samsung-ro, Gangnam-gu, Seoul, 3rd floor (Samseong-dong, Building Bromo)
Subway
309 meters from Exit 5 of Samseongjungang Station on the subway.
9
수인분당
Tel
02-566-1370
Fax
02-556-1369
© Beyul Tax Firm. All rights reserved. Designed & managed by studio coup.
Address
8, Wing Gallery Building 2nd Floor, Seolleung-ro 111-gil, Gangnam-gu, Seoul
Consultation
02-6953-5123
© Beyul Tax Firm. All rights reserved. Designed & managed by studio coup.
Address
8, Wing Gallery Building 2nd Floor, Seolleung-ro 111-gil, Gangnam-gu, Seoul
Consultation
02-6953-5123
© Beyul Tax Firm. All rights reserved. Designed & managed by studio coup.
Address
8, Wing Gallery Building 2nd Floor, Seolleung-ro 111-gil, Gangnam-gu, Seoul
Consultation
02-6953-5123


