Are you...
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✓ looking for financial insights to grow your business?
✓ too busy to handle your own bookkeeping or invoicing?
✓ expecting excellent service and accurate books?​​
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Services
Transaction & Receipt Management
Bank, credit and loan reconciliations
Invoicing and bill payments
GST/HST filing
CRA compliance
Multi-currency accounting
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Financial statements
Management reporting
Cash flow forecasting
Business & financial optimization
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Day-to-day admin
Process documentation
Data cleanup
Inventory management
Excel Spreadsheet Magic
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3 steps
to peace of mind
1
2
3
Contact me
Let's connect to see how I can help.
I offer a free workload assessment.
Organize and process
Once you have approved, I will start organizing and processing your finances with the greatest care.
You will hear me regularly with an update or with business improvement ideas.
Peace of mind
Enjoy your freed up time, knowing your books are in good hands. Regain your focus on the core of your business.
Katrien is very professional and diligent, she understands all the complexities of bookkeeping, and the multiple languages she masters have helped a lot with properly allocating even all my international expenses.
Katrien is very reliable, responsive, has a great eye for detail and offers me the flexibility I need for my business.​​
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Pieter ter Haar
Director of Terhaar Consulting Inc.
One of her greatest strengths is her unwavering reliability; I always knew tasks would be handled with the utmost professionalism and attention to detail.
Communication with Katrien has been exemplary, helping to keep everything organized and efficient during times of significant change.
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Kathy litalien
owner of river spring home care
First time using Second Banana Bookkeeping Services, Katrien was great to deal with, very kind, quick responses, professional, knowledgeable and efficient.
Saved my business time and money.
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DEVIN fournier
owner of aaa xterminator inc.

{se·cond·ba·na·na}
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A person who serves in a supportive capacity;
An assistant
ABOUT

Hi, I'm Katrien.
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I’ve always been drawn to numbers, their patterns, their logic, and the stories they tell.
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After I graduated as an engineer, I spent over a decade in the financial corporate world, working in different roles where I fine-tuned my analytical and problem-solving skills.
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But what I enjoyed most was being the trusted partner, the sidekick, providing decision-makers with the support and insights they needed to focus on what they do best.
I started Second Banana because I saw small business owners struggling with their finances and administration. They didn’t just need bookkeeping, they needed clarity, structure, and someone to take the weight off their shoulders.
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My goal with Second Banana is simple: to give entrepreneurs the freedom to focus on growing their business, knowing the financial side is handled.
Having lived and worked in Belgium, France, and now Canada, I’m comfortable navigating multi-currency finances and working in English, French, or Dutch.
If that sounds like what you need, let’s talk.
Let me be your Second Banana.



You don't like paperwork? Call me crazy, but I love it!