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Small business bookkeeping with personality.
Flat-Fee bookkeeping and individual tax solutions for small businesses, sole proprietors and employees.
Family-owned & operated with a total satisfaction guarantee.
Clean books. Built-in structure.
Stay in control without leaving your desk—or your vacation. Automated reminders, quick replies, and a team that’s got your back keep your business running smooth. At Castle, your numbers are safe hands.
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Real-time Reporting
Uderstanding your finances is simpler than ever with customized, streamlined reports designed for you
Monthly Bookkeeping
From startup scrappy to smooth and scaling — we’ve got your books covered.
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Catch up & Clean up Bookkeeping
Old receipts. Missed months. No panic. We catch it all up.
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E-commerce Bookkeeping
We handle the numbers behind your e-commerce — Shopify, Square, Stripe — so you don’t have to. Stress-free accounting, made simple.
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Small Business
GST, PST, receipts, remittances — it adds up fast.We take care of the numbers, the filings, and the messy middle, so you can get back to the part you actually like: running your business.
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Income Tax Preparation
You’re busy. We make taxes simple. File anytime, anywhere — 2 a.m. or beachside. Just an internet connection and email, and we handle the rest.
Built for small businesses like yours.
You’ve got better things to do than spreadsheets.
Reduce costs & simplify your duties
• No time-off or absences — your bookkeeping always gets done.
• Save money by avoiding employee-related costs such as:
Recruiting and hiring, training new staff, payroll taxes, benefits, and paid time off (an extra 15% to 30%)
Sole Proprietors
E-Commerce options start at $225/mo.
Spend time building, not bookkeeping
• No more late filing penalties on income tax, payroll, or GST/HST remittances.
• Move on from incorrect payroll deductions, financial statements, and tax returns.
• No more late fees and interest charges on supplier payments.
Corporation
E-Commerce plans begin at $450/month
Cloud-based bookkeeping
• Saves office space by keeping everything digital.
• Bookkeeping, tax, and docs—all managed online.
• Access your records anytime, 24/7, at your convenience.
Corporation+
E-commerce starts at $600/month.
Basic + Rental Income
Basic + Rental Income
Business Basic
Business Basic
Self-employed with an income of 10k annually or less,
Submitting limited tax forms including T4, medical reciepts and donations.
Business Plus
Business Plus
Operating a small business as a sole proprietor,
Need to file a GST return, submitting tax forms including T2125s and receipts.
Need a basic personal tax return? If you’ve got 5 or fewer slips and simplified expenses, we can help. We’ll get you a quote right away — quick, clear, and hassle-free.
Steps to working with Castle.
Getting started with Castle is simple and stress-free. We’ll walk you through a clear, streamlined setup so you know exactly what to expect. From the first call to ongoing support, we make sure everything is handled professionally, digitally, and with your time in mind.
Step 1
Getting to know you
Start by completing a quick intake form so we can learn about your business and bookkeeping needs.
Step 2
Diving into the details
We’ll review your form and ask any questions to make sure we fully understand your needs.
Step 3
Putting it on paper
With the info you’ve given us, we’ll put together a bookkeeping service plan and price quote.
Step 3
Making it official
If everything looks good, you’ll sign off on the plan and we’ll set up a call with you to get your bookkeeping started.
You've got questions. We've got answers.
Answers to common questions about our services, billing, and how we work.
Text us with any questions
Can’t find the answer you’re looking for? Just message us.
Strategic bookkeeping — numbers you need to trust, scale, or sell your business (if you'd like).
Not here to just crunch numbers; we're here to be solid, reliable bookkeepers. A foundation for your business. Here's a breakdown of what we really want to deliver to our business owners — all the tangible and high-impact outcomes:
Business Value & Exit Readiness
Business valuation
Consistent financials show stability, reduce perceived risk, and help justify higher pricing.
Investors or financing
Solid books = trust, clarity, and fast approvals.
Business sale
Clean, accurate books prove performance and reduce buyer hesitation.
Supports smooth succession planning. Whether you’re passing it to family, partners, or a buyer.
Growth Enablement
Prepares you for scaling
Solid bookkeeping = clean systems = easier to grow.
Unlocks smart budgeting
You can confidently plan for marketing, hiring, expansion.
Supports clean investor reporting. Crucial for growth-stage businesses.
Trusted Advisor Role
Acts as your #2 for financial advice. Helps you think through strategy, timing, and what you can afford.
Saves you from costly mistakes. A reliable bookkeeper spots red flags before they become disasters.
Makes your accountant’s life easier. Clean handoffs = lower tax prep costs and fewer audit risks.
Clarity & Decision-Making
Gives you the real picture
You know what’s actually going on, not just what’s in your bank account.
Confidence in pricing, hiring, and spending. Real data = better decisions.
Tracks profit leaks and overspending. Prevents slow drains you don’t notice until it’s too late.
How we roll
In the office, we wield bookkeeping powers, but heroes need fun too! Outside work, we explore Calgary’s best spots. Check out our latest adventure pics—we’re not only teammates, but true friends as well!
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