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About Us

Houser, Cook and Associates, Certified Public Accountants


Mary L. Houser, Certified Public Accountant since 1983

Managing shareholder, Houser, Cook & Associates, PC, November, 2013 to present. Houser, Cook & Associates is a certified public accounting firm which works with our clients to provide tax and accounting services for individuals and small businesses. We also provide tax planning, practice before the Internal Revenue Service, and estate and trust accounting, consulting and tax preparation, and payroll services.

President and founding shareholder, Houser & Baiers, PC, 2005 to 2013, a certified public accounting firm providing accounting and tax services to individuals and small businesses.

Owner, Mary L. Houser, CPA, PLLC, 1997 to 2005. Founded and grew the firm to include more than 200 business and individual clients, which formed the nucleus of Houser & Baiers, PC in February, 2005.

Accounting Instructor, Western Michigan University, Kalamazoo, MI, 1995 to 1997. Taught 4 sections per semester of financial and cost accounting to business and accounting majors.

Accounting Instructor, Kalamazoo Valley Community College and Davenport College, 1994 – 1995. Taught principles of financial and cost accounting at KVCC, taught intermediate accounting at Davenport.

Vice President of Finance, Enterprise Food Services, Inc., 1989 to 1994. Managed the financial functions of the Kalamazoo franchise of Little Caesars Pizza, which grew from 8 to 13 restaurants during tenure there; specifically including accounting and reporting, taxes, insurance, debt negotiation, loss prevention, and cost containment.

Tax Manager, Norman & Paulson PC, Certified Public Accountants, 1986-1989. Executive in charge of tax for Kalamazoo and Three Rivers offices. In charge of tax compliance and tax planning for individuals and small businesses.

Tax Manager, Ernst & Young, 1984 – 1986. Provided tax compliance and tax planning for individuals and corporations. Ernst & Young is one of the "big four" - the four largest CPA firms in the world. As such, it provided world-class training and experience.

Auditor, Ernst & Young, 1981 – 1984. Worked on audits of approximately 12 to 15 entities per year, both large and small. Tested internal controls. reviewed accounts, prepared adjustments, prepared financial statements.


Masters in Business Administration, Michigan State University, 1981. Accounting major.

Bachelor of Arts with high honor, Michigan State University, 1975. General Business, Pre-law major.

Other qualifications:

Certified QuickBooks Pro-Advisor. QuickBooks trainer. Ability to work with other accounting software packages.


Member Michigan Association of CPAs, past treasurer of The Southwest Michigan Land Conservancy; current Treasurer of the Southwest Michigan Intrepid Foundation, current audit committee chair, past deacon, past treasurer Portage United Church of Christ, past president Kalamazoo Network.

Married to Daniel Houser. One grown son.



Ryan Cook

Ryan joined Houser & Associates, PC in November 2019. On July 1, 2020, Ryan became a shareholder in Houser, Cook & Associates, PC. Ryan is a Certified Public Accountant with over 17 years of experience in small business and individual income taxes.


  • Tax Compliance and consulting for individuals and privately held businesses
  • C corporation, S corporation and partnership taxation
  • Multi-state taxation
  • Merger/Acquisition and Exit Planning consulting
  • General business consulting



  • Associates Degree in Liberal Arts, Kalamazoo Valley Community College
  • Bachelors of Business Administration in Accountancy, Western Michigan University (2003)
  • Masters in Science of Accountancy, Western Michigan University (2005)


Certifications, Affiliations, and Memberships


  • CPA – Certified Public Accountant
  • CVA – Certified Valuation Analyst (Currently Dormant)
  • Member of AICPA (American Institute of Certified Public Accountants)
  • Member of the MICPA (Michigan Association of Certified Public Accountants)




Rainie Quang

Senior Accountant, Houser, Cook & Associates, PC, October 2017 to Present

  • Prepare Individual, Partnership, Corporate, and Estate tax returns
  • Provide QuickBooks bookkeeping and accounting services
  • Provide weekly, monthly, quarterly and annual payroll services
  • Assist with quarterly and yearly tax planning
  • Assist with the developing, training, and mentoring of interns

Tax Intern, Houser & Associates, PC, February to April 2017

  • Prepared tax returns for individual, business owners, multi-state tax filers, and trusts using ProSeries Tax software to meet government requirements and deadlines, and client expectations
  • Interacted with clients and client agents to obtain necessary tax information


Tax Intern, James & Springgate, PLC, February to April 2015 & February to April 2016

  • Assisted senior managers and accounting professionals to organize 1099s and other tax-related documents
  • Efficiently handled the preparation of 250+ tax returns for individual, business owners, multi-state tax filers, and trust using ProSystem FX Tax software to meet government requirements and deadlines, and client expectations



  • Master of Science in Accountancy , Western Michigan University, 2018 
  • Plan to become a Certified Public Accountant in 2020
  • Bachelor of Business Administration, Western Michigan University, 2015. Magna Cum Laude 
  • Minors in Management and General Business

  • Houser, Cook & Associates, PC
  • 8120 Moorsbridge Rd. Suite 102
  • Portage, MI 49024
  • Telephone: (269) 488-8200
  • Fax: (269) 488-8208