This powerhouse duo has been working together for close to two decades to bring quality accounting services to High River and beyond.

Tonianne Witschi

Partner | CPA

After gaining her CGA Designation (now CPA) in 1995, Tonianne worked in public practice accounting in and around High River for over a decade. Then in 2009, she started her own firm as Tonianne K. Witschi Professional Corporation. With diverse experience in every industry she's probably seen it all - and more. Tonianne leads with laughter and personality and a passion for nurturing financial literacy in small and big businesses.

Tonianne K. Witschi Professional Corporation became Abacus & Field LLP in January 2022.
Read the full announcement here.

Image of Tonianne Witschi

Jennifer Lewis

Partner | CPA

Jennifer joined forces with Tonianne back in 2007 after working in both private and public accounting spaces in various agriculture industries in Alberta. She achieved her CGA (now CPA) designation back in 2012 and has been working with Tonianne ever since. She runs a calf-cow operation with her husband and two sons, and is active in the local 4H Clubs as a leader. Her expertise, insight and lived-experience with agriculture is an asset to our local clientele.

Image of Jennifer Lewis

get started in three easy steps

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Fill out a short form that gives us an idea of your needs, nature of your business and what services you would be interested in.
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Once we've had a chance to review your questionnaire and determine if we will be a good fit, we'll reach out to schedule a meeting with you and one of our partners to discuss services, estimate costs and your next steps.
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After your consultation you'll collect all the requested materials and we'll set up your client portal and start work.

contact us

Please fill out the contact form below and a member of our team will be in touch with you soon.

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Hours of Operation
Monday & Friday
Appointment Only

Tuesday - Thursday
9 AM - 12 PM
1 PM - 4PM
119 2A Ave SW
PO Box 5145 Stn Main
High River, Alberta
T1V 1M3