Meet Our Team

Call Us: (970) 241-8308

"Trust comes from Knowledge" - Adam Kayce

"Coming together is a beginning.
  Keeping together is progress.
  Working together is success." 
-  Henry Ford


We invite you to get to know us a little better...

Meet Our Team:


Lisa M Tonsfeldt:  Owner, CPA, CCIFP, CRIS

Lisa has practiced in both private and public accounting fields since 1997.  She purchased Morris & Co from Dennis Morris in September of 2012 and re-branded it as Morris & Tonsfeldt CPAs.  She has actively grown the business and continues to work on providing clients with excellent service and well qualified staff members. 

Lisa focuses on corporate tax preparation, compilations, reviews, audits as well as financial management services for the construction industry. 

Ms. Tonsfeldt is a Certified Construction Industry Financial Professional (CCIFP) and a Construction Risk Insurance Specialist (CRIS).  These designations recognize specialized expertise in financial management, risk and insurance, and establish one’s commitment to the construction industry through an ongoing education component focusing on construction.

She actively participates in the community and is currently serving as Treasurer of both Redlands Rotary and Colorado Canyonlands Association.

Lisa and her spouse are the proud parents of two teenage daughters active in band, sports and interested in studying other languages ( currently bilingual in Spanish and starting to learn German)…along with 2 grown sons, 3 grandchildren and various dogs, chickens, turtles and numerous bunnies.

Contact me directly at:  lisa@mtcpasllc.com


Patrice Onofrio: Tax Manager, CPA

Patrice joined the firm in December of 2013.   Most of her career has been in Denver working with individuals on complex tax issues.  She helps families create appropriate partnerships, S corporations, trusts and foundations to manage family assets.  

Her expertise is personal income tax, trust and estate planning.  She enjoys working with clients and learning about their needs to reach solutions that meet their individual goals.

Patrice loves to be with her husband and grown children.  Her creative energy is spent quilting and she enjoys scuba diving with big critters like sharks and manta rays.  Patrice looks forward to becoming more involved in the Grand Junction community.

Contact me directly at: patrice@mtcpasllc.com


Amanda Mller: CPA

Amanda has been in private and public accounting since 1999.  She joined the firm in February of 2012, specializing in QuickBooks accounting for clients, Cloud implementation and tax preparation.  She also assists with gathering the detailed information necessary for compilations, audits and reviews.

Amanda has a BS degree in Public Accounting from Mesa State.  She is a QuickBooks ProAdvisor and became a CPA in November of 2016.

Her favorite times are those she spends with her daughter, husband and family.  She loves doing crafts, reading and working out. 

Contact me directly at:  Amanda@mtcpasllc.com


Kemp Chistensen:  Accountant

Kemp has been in the public accounting field since 2011, and joined Morris and Tonsfeldt in December of 2013. Kemp prepares corporate and individual income taxes, as well as payroll and bookkeeping for businesses and individuals.

He started taking courses at then Mesa State College, but finished his degree online through the University of Phoenix. When it isn’t tax season, he plans to study for the CPA exam.

Kemp is a father of 4 and a husband of 15 years.  In his spare time, he enjoys participating in his kids sports activities.

Contact me directly at: kemp@mtcpasllc.com


Mimi King:  Bookkeeper

Mimi joined Morris and Tonsfeldt CPAs in January of 2017 after working for Jeff Wendland CPA as his office manager, bookkeeper and "everything else" staff for many years.  She is currently learning the ropes so that she can take over as Office Manager in May of 2018 when Linda retires to become her very part time assistant. Mimi will manage the office, schedule the appointments, do the billing and "everything else" the accountants can give her to do all year long

In her spare time, Mimi loves to garden.  Camping and fishing with family and friends is also a passion. Look for her on the weekends listening to her husband play in some of the local bands. 

Contact me directly at: mimi@mtcpasllc.com or reception@mtcpasllc.com