Amber Hallum
Verified Expert in Support and Operations
Support & Operations Expert
Grove, OK, United States
Toptal member since February 24, 2026
Amber is a seasoned operations executive with over 20 years of experience. She has led complex, regulated businesses across hospitality, property management, and the cannabis industry. She specializes in building compliant, scalable operations, optimizing performance, and guiding organizations through growth with clarity, discipline, and results-driven leadership.
Expertise
- Accounting
- Audit Management
- Customer Service
- Inventory
- Project Management
- QuickBooks Online
- Regulatory Compliance
- Risk Management
Work Experience
Owner and Founder
Higher Health
- Founded and operated a state-licensed medical marijuana dispensary and processing lab in Oklahoma, sustaining compliant operations for nearly eight years in a highly regulated and volatile market.
- Directed full P&L ownership, managing budgeting, pricing strategy, cash flow, and expense controls across retail and processing operations.
- Implemented and managed METRC inventory and traceability systems, achieving accurate, real-time reporting and minimizing compliance risk.
- Built and maintained OMMA-compliant SOPs for dispensing, processing, inventory management, packaging, labeling, and recordkeeping, ensuring continuous inspection readiness.
- Negotiated and managed vendor, cultivation, and distribution contracts, optimizing cost structures while maintaining product quality and supply continuity.
- Oversaw processing lab workflows, including production planning, quality control, testing coordination, and throughput optimization.
General Manager
Oakwood Worldwide
- Managed Class A apartment and corporate housing portfolios across major US markets, including San Francisco, Sacramento, Los Angeles, Chicago, San Jose, and Silicon Valley.
- Directed day-to-day operations for a 789-unit garden-style property in Silicon Valley, including a 250-unit corporate housing component.
- Oversaw full P&L responsibility, including budgeting, forecasting, expense control, and revenue optimization.
- Delivered Property of the Year awards twice, recognizing excellence in customer service, financial performance, and operational execution.
- Built and led cross-functional onsite teams, improving service delivery, operational consistency, and staff performance.
- Maintained high-touch service standards for enterprise corporate clients, including major global technology companies.
Education
Bachelor's Degree in Liberal Arts
University of Oklahoma - Norman, Oklahoma, USA
Certifications
Certified Property Manager (CPM)
Institute of Real Estate Management
Skills
Accounting Tools
QuickBooks Online
Administrative Operations
Customer Service
Customer Support
Communication
Other
Project Management, Management, Operations Management, Multi-site Management, Performance Management, P&L Management, Financial Management, Audit Management, Highly Regulated Operations, Metrc, Growflow, Real Estate Management, Marketing, Advertising, Accounting, Inventory, Regulatory Compliance, HR Operations, Sales, Organization, Budgeting, Executive Leadership, Process Improvement, SOPS, Financial Modeling, Risk Management, Internal Control, Yardi, Investments, Human Resources (HR)
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