Job Description

Controller
Full-Time Onsite – Mississauga, Ontario
Monday–Friday | 8:00 AM – 5:00 PM

The Controller is responsible for overseeing all accounting and financial reporting functions of a $40 million revenue HVAC company with service, maintenance, and project-based construction operations. This role ensures accurate financial statements, strong internal controls, job costing discipline, and timely reporting to support operational and strategic decision-making. The Controller will manage the accounting team and work closely with operations, service managers, and ownership.

Financial Management & Reporting:

• Oversee the preparation and accuracy of financial statements, including P&L, balance sheets, and cash flow statements.
• Ensure compliance with GAAP, including proper revenue recognition for percentage of completion accounting and service arrangements
• Manage budgeting and variance analysis to provide insights for strategic planning
• Own and execute a 5-business-day monthly close, ensuring accuracy and consistency
• Oversee profitability reporting by service line (service, maintenance, construction)
• Ensure accurate labor costing, technician productivity reporting, and overhead allocation
• Establish and enforce internal financial policies and controls.
• Ensure adherence to tax laws, corporate regulations, and financial reporting standards.
• Own sales tax compliance and reporting across all applicable jurisdictions including preparing and filing sales tax returns on time
• Liaise with auditors, tax authorities, and regulatory bodies for audits and compliance matters.
• Lead and mentor the finance team, ensuring efficiency and professional development.
• Support senior management with financial insights for business growth
• Drive cost optimization and efficiency initiatives to maximize profitability.

Qualifications & Skills:

• Bachelor’s degree in accounting or finance.
• 6+ years of experience in financial management, accounting, or auditing roles.
• Strong knowledge of accounting principles, tax regulations, and financial reporting.
• Proficiency in the use of MS Office, ERP systems and financial software (eg. Quickbooks, Sage, and Coins).
• Experience in a service-based HVAC or construction industry preferred
• Excellent leadership, analytical, and communication skills.
• High attention to detail, problem-solving mindset, and ability to work under pressure.

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