About DYH & Company

DYH & Company is a full service CPA firm registered with the Public Company Accounting Oversight Board (PCAOB). We are dedicated to provide outstanding services of accounting, auditing, tax, and business consulting to both private and public, small to mid-market and emerging growth companies with competence, professionalism, truthfulness, and integrity.

Over many years, our leaders have developed solid professional knowledge of the US GAAP and International Financial Reporting Standards and expertise in auditing and taxation of both private and publicly held companies in varieties of industries, SEC registration statements and reporting, merger & acquisition, initial public offering, and business consulting. By combining our expertise, experience, and ambitions, each client receives close personal and professional attention. Our commitment to high quality service and caring for our clients differentiated us from other firms.   We make sure that every client is served by the expertise of our whole firm.

We are proactively responsive and we will be there when you need us most and do what is required in every situation to help our clients achieve their goals. All members at DYH are trained and committed to providing prompt client service. We encourage frequent interactions with our clients as we understand that part of our job is to make you feel confident in your services.

DYH is structured to provide leadership in achieving high quality professional performance while maintaining the concept of individual responsibility.  Policies and procedures have been established providing assurance that professional engagements are properly planned and executed. Decisions are based on the substance of issues, not on appearance.  Our primary goal as a trusted adviser is to be available to provide insightful advice to enable our clients to make informed financial decisions. We do not accept anything less from ourselves and this is what we deliver to you. We feel it is extremely important to continually professionally educate ourselves to improve our technical expertise, financial knowledge and service to our clients. Our high service quality and “raving fan” clients are the result of our commitment to excellence. We will answer all of your questions, as they impact your situations. We welcome you to contact us anytime.


David Hu is providing assurances and business consulting services, specialized in manufacturing, pharmaceutical and medical devises, wholesale-distribution, real estate development, manufacturing; pharmaceutical and medical devises, IT and software, and defense contract industries.  Among his over 25 years of diversified business, accounting, auditing, financial management, and operations experience, David served with the Defense Contract Audit Agency of the US Department of Defense and local CPA firms.  David was a co-founder and a Partner of JPDH & Company before he established this firm.  David knows what it is like to be a client based on his previous experiences with both large international public companies and privately held entities as an Operations Manager and a Controller. David has extensive experience working with companies ranging from development or early-stage entities, emerging growth company to established SEC registrants. He was recently interviewed by a local public Asian TV station (HTTV) regarding about Chinese entities come to US and go on public.  He also was invited as a guest speaker and provided some training related to the topics of management accounting, internal control.

In addition to an MBA degree and a CPA license, David also earned designations of the Certified Management Accountant and the Chartered Global Management Accountant.  He understands the manufacturing and operations environment with solid knowledge and experiences of managerial accounting.  His people skill and multilingual talent, including English and Chinese with Mandarin, Cantonese, and Shanghainese dialects, earned him excellent rapport with clients. David’s blend of public accounting and private sector accounting and financial management experience established the foundation for his valuable perspective and ability to provide quality assurance and business advisory services with a focus and priority on clear and open communication and customer satisfactory.  His professional affiliations include the American Institute of Certified Public Accountants (AICPA), California Society of Certified Public Accountants (CalCPA), and the Institute of Management Accountants (IMA).

David Hu, CPA, CGMA, CMA

Lindy Zhou, CPA

Lindy also leads assurances services. She has over thirteen years of auditing experience from reginal CPA firms as well as internal auditor of world class bank. She has both bachelor and master degree in accounting from Central Missouri State University and The Ohio State University. She severed as a senior audit manager in the past seven years with a reginal firm in southern California. Lindy is very knowable with US GAAP and IFRS as well as Sarbanes Oxley compliance and implementation. She has developed and gained solid professional experience with both public and private entities in the variety industries, including retail chains of consumer products, manufacturing, wholesales and distributions, real estate development and constructions, medical devise, and high technology. She has played in a key role with merger and acquisition and IPO projects.

Her bilingual talent of English and Chinese languages provided her opportunities to provide excellent services to both Chinese and US clients. Her professional affiliations include the American Institute of Certified Public Accountants (AICPA) and California Society of Certified Public Accountants (CalCPA).