Mark Thiart

Accounts Payable and accounting professional with 20+ years of experience supporting multi-entity operations, vendor management, payment processing, reconciliations, sales-tax compliance, and month-end close. Known for improving controls and workflows, delivering responsive stakeholder support, and managing high-value payments accurately across Canadian, U.S., and Australian operations.

Accounts Payable Specialist at AlayaCare (2023-07 – Present)

Process more than 300 vendor invoices monthly and prepare payment proposals exceeding $3 million across Canadian, U.S., and Australian entities.

• Led the implementation of RAMP for invoice processing, employee reimbursements, and corporate-card administration; maintained reliable data flow between RAMP, NetSuite, and banking platforms.
• Transitioned most eligible vendors to corporate-card payment, generating 1.5% cash back on card-paid vendor spend while protecting due dates and service continuity.
• Review invoices, reimbursement claims, tax details, GL coding, business-unit allocations, duplicate receipts, supporting documentation, and approvals before final processing.
• Prepare and release approved EFT and wire payments; validate banking information, maintain wire templates, meet banking cut-off times, and resolve payment exceptions.
• Complete monthly bank reconciliations across CIBC Canada, CIBC U.S., and BMO accounts; investigate exceptions and post bank fees, interest, adjustments, and other journal entries.
• Prepare Canadian sales-tax filings and related journal entries and payments, including Avalara payment submissions; support annual 1099, T4A, audit, and year-end documentation requirements.
• Created a practical RAMP training manual for employee out-of-pocket expenses, bills, and corporate cards, improving policy adherence and reducing incomplete submissions.
• Use Glean and ChatGPT to support research, documentation, and efficient resolution of AP inquiries while maintaining accounting controls and confidentiality.

General Accountant / Accounts Payable Specialist at The National Ballet of Canada (2021-03 – 2023-06)

• Managed the full accounts payable cycle in Solomon, including invoice matching, coding, approvals, vendor-file maintenance, payment processing, and employee expense reports.
• Issued customer invoices, processed customer payments, and followed up by phone and email to support timely collections.
• Prepared HST reconciliations and returns; maintained prepaid schedules, completed monthly accruals and account reconciliations, and supported year-end audit activities.
• Partnered with department leaders on coding, operating results, budgets, forecasts, and monthly reporting packages.
• Administered corporate-card receipt collection, petty cash, and operational journal entries; supported a transition toward paperless financial reporting.

Accounts Payable Supervisor at ecobee (2019-06 – 2020-03)

• Led, coached, and prioritized the work of two Accounts Payable Analysts while owning the AP subledger and timely payment of financial obligations.
• Managed PO, invoice approval, reconciliation, dispute-resolution, vendor-communication, and disbursement processes in a growing organization.
• Forecasted cash outflows to support working-capital management and contributed to month-end variance analysis, accruals, and journal entries.
• Identified process gaps and helped evaluate best practices and software solutions to scale the accounts payable function.

Accounts Payable Manager / Accounts Specialist at Maru/Matchbox (2016-06 – 2019-05)

• Led end-to-end AP operations, supplier payments, expense monitoring, tax submissions, month-end reporting, and coaching of junior AP staff.
• Developed and implemented a monthly accrual process for expense reports, recurring accounts, and other spending to improve period-end accuracy.
• Reconciled vendor statements, monitored payment terms and discounts, and ensured compliance with vendor onboarding and expense-approval policies.
• Completed bank reconciliations for six CAD and USD accounts and prepared standard and intercompany journal entries.

Accounting Specialist at S8 Companies Group (2015-09 – 2016-05)

• Processed high-volume accounts payable and receivable activity for eight affiliate companies, including general ledger work, reconciliations, journals, HST filings, and month-end reporting.
• Created a consolidated corporate-card expense tracker covering 25 cards to improve visibility of spending by affiliate company.
• Maintained AP vendor records, payment terms, credit limits, petty cash, production advances, and project wrap documentation.

Degree in Financial Accounting and Corporate Management – Institute of Administration and Commerce, South Africa (1993)

Course in Co-Active Coaching – CTI Canada (2020)

Certificate in Time Management – Damelin College, South Africa (1995)