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Your Trusted Partner for Financial Solutions in Markham
Catalyst Services was founded in Markham, Ontario over two decades ago with a mission to empower entrepreneurs through tailored financial solutions. Our team combines 21 years of entrepreneurial experience and 33 years of bookkeeping expertise to deliver cloud-based accounting, payroll management, and cash flow optimization services. As members of the Institute of Professional Bookkeepers of Canada (IPBC), we adhere to rigorous professional standards while leveraging financial technology to modernize accounting practices. Led by Certified Professional Bookkeeper Siobhn Covington, our approach emphasizes collaborative relationships, continuous education, and community engagement.

We specialize in transforming accounting systems for startups and established businesses across diverse industries, including healthcare, construction, and nonprofit sectors. Our track record of managing $10 million in assets and serving 127 clients demonstrates our commitment to providing scalable financial infrastructure that supports business growth. We differentiate ourselves through personalized training programs, proactive advisory services, and a unique focus on systematizing financial processes to ensure long-term business sustainability.
Services
General Bookkeeping Cash Flow Management Payroll Services Accounts Receivable Accounts Payable Financial Reporting Tax Compliance Software Training Business Consulting Data Conversion
Highlights and features
  • We offer QuickBooks Certified cloud-based accounting solutions for complete efficiency
  • Our team provides proactive advisory services with 33 years of bookkeeping experience
  • We implement proven cash flow management methodologies to optimize business finances
  • We deliver personalized training programs tailored to specific business requirements
  • Our team holds professional certifications and maintains ongoing industry education
Associations and certifications
  • Institute of Professional Bookkeepers of Canada (IPBC)
Services
General Bookkeeping
Our comprehensive bookkeeping solutions establish robust financial foundations for businesses. We manage daily transactions, bank reconciliations, and financial reporting to ensure accurate records. Our cloud-based systems provide real-time financial visibility while maintaining compliance with regulatory requirements.
Cash Flow Management
We implement proven methodologies to optimize business cash flow through accounts receivable/payable management and inventory control. Our services include scenario forecasting and budgeting to help businesses maintain liquidity and make informed financial decisions for sustainable growth.
Payroll Services
Our payroll management covers complete employee compensation administration. We handle payroll processing, tax remittances, year-end filings, and compliance reporting. Our systems ensure timely payments while maintaining adherence to WSIB, EHT, and government regulations.
Software Training
We provide customized accounting software training for businesses implementing cloud-based solutions. Our programs cover system setup, workflow optimization, and financial reporting to ensure clients maximize software capabilities and maintain accurate financial records.
Financial Check-Ups
Our financial health assessments identify system inefficiencies and data inaccuracies. We perform comprehensive reviews of accounting practices, reconcile discrepancies, and implement process improvements to ensure reliable financial reporting and regulatory compliance.
People
Siobhn Covington
Certified Professional Bookkeeper
With 33 years of experience, Siobhn Covington specializes in accounting software solutions and business financial systems. She provides expert guidance to diverse industries including healthcare, construction, and nonprofit organizations.
Questions
What accounting software platforms do you support?
We support major cloud-based accounting platforms and can assist with software selection, implementation, and training tailored to your business needs.
How do you help businesses improve cash flow?
We optimize accounts receivable/payable processes, implement inventory management systems, and provide forecasting tools to help businesses maintain healthy cash flow.
Do you work with both startups and established businesses?
Yes, we provide tailored financial solutions for startups establishing accounting systems and established businesses seeking process improvements.
What industries do you specialize in?
We serve diverse industries including healthcare, construction, nonprofit sectors, and property management with customized financial management solutions.
How do you ensure data accuracy in bookkeeping?
We perform comprehensive data cleanups, implement systematized processes, and conduct regular financial check-ups to maintain accurate accounting records.
What sets you apart from other bookkeeping services?
Our combination of technical expertise, proactive advisory approach, and commitment to ongoing education ensures clients receive innovative, personalized financial solutions.
Reviews (2)
Maryam Noorian
Dec 21, 2018 Report
Pleasure to work with. Very responsive to client concerns. Have had the pleasure to work directly with them and could not be happier. Professional and client-oriented team.
Carolyn Phillips
Oct 31, 2018 Report
The Catalyst Services website is very professional and informative. The services provided are critical for the small to mid sized markets. I have worked with Siobhan on various assignments over the years and I find her to be professional, knowledgeable and current with todays technology. She is concerned with the clients she works with as their success is her success.