Our Professional Team

Alvin J. Morgan, CPA

Tax Manager

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Alvin graduated from Brigham Young University with his masters degree in tax in 2000. While in college and prior to joining Phil’s tax practice in 2001, he worked for two “Big 4” firms: Deloitte & Touche and PriceWaterhouseCoopers.

Alvin is an avid Scouter and outdoorsman, and is actively involved in leadership training programs for young men.

David W. Newton, MBA

Tax & Accounting Manager

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David earned his Bachelors of Science from the University of Utah and his Masters of Business Administration from Utah State University. He has worked in public accounting since 1999. His has gained knowledge from his professional experience while working with small to medium sized companies organized as corporations, partnerships, LLC’s and sole proprietorships. His accounting experience has offered clients a range of services from audits, reviews, and compilations to preparation of financial statements and accounting systems guidance. His tax experience has allowed him to prepare and review income tax returns and also provide clients with tax strategy consultations.

David has been married to his wife Jodi since 2010. They have one daughter. Additionally, David has two children from a previous marriage. When not working, David volunteers with his local church, watches his daughter play softball, and loves spending time with his growing family.

Robin J. Heckard


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Robin has over twenty years of experience in tax & accounting. She is knowledgeable about tax issues related to partnerships, S corporations, sole proprietorships, trusts, and individuals. She also has expertise in payroll processing and retirement plan reporting requirements. An expert Quickbooks user, Robin is frequently found teaching clients how to ‘keep their books balanced.’

Robin is a native Oregonian originally from the coastal communities of Astoria and Gold Beach. As an avid quilter, she often spends her free time shopping for new fabric, piecing quilt blocks, or putting the final touches on her latest masterpiece.

Mathew A. Wynn


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Prior to joining the firm, Mat worked in the payroll industry for 3 years. Mat earned his bachelor’s degree in accounting from BYU-Idaho. He also has past experience with finance and investments.

Mat grew up in Salem and graduated from Sprague High School. He has three children: two sons and a daughter. In his free time, Mat enjoys playing with LEGOs, Nerf guns, and dolls with his kids; and playing basketball or any other sport with his wife. He is also an Eagle Scout and actively serves in his local church and community.

Jason E. Wise


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Jason graduated from Western Oregon University with Bachelor’s degrees in Business/Accounting and in Economics. He currently works on bookkeeping and tax preparation, while preparing for the CPA exam.

Jason has three sons and a new baby girl. When not working he enjoys getting out and exploring the beauty of Oregon with his family while hiking, camping, and going on car trips. He also is an avid basketball and college football fan, as well as a total Star Wars geek.

Julie A. Clark

Office Manager

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Julie began working with Green Newton Jamison in January 2014. She is our office manager and assists our clients with bookkeeping and payroll services. Julie has been working in the accounting field since 1985 in numerous roles including reception, payroll processing and preparing tax returns.

Julie enjoys spending time with her husband and two boys. She enjoys watching her oldest son play soccer. She enjoys playing softball for the church league in Dallas. She also likes reading, working in her yard and going for walks.

L. Stephen Younger

Director of Operations

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Stephen joined the GWM team as Director of Operations in 2006 when he returned to Oregon from an extended stay in Alaska where he worked for several years in Credit Union and Trust Company operations and member support. He brings to the team experience in financial services, compliance and technology.

An Eagle Scout, Stephen devotes much of his free time to continuing education and genealogical research, and occasionally serves to offset his sweetheart’s gracefulness on the dance floor.