Mary Marron
Parkville,MD
Summary
Hands-on Regional Manager with 9 years of progressive leadership at Harbor Group, currently overseeing operations across 9 multi-family communities totaling 2,499 units in the DMV area. Proven track record driving portfolio financial performance, stabilizing distressed assets, and developing high-performing teams. Skilled at balancing market-rate and affordable housing demands with a people-first management style focused on resident satisfaction, staff development, and operational excellence. Strong collaborator with cross-functional teams to execute capital projects and optimize property performance.
Overview
38
38
years of professional experience
Work History
Regional Manager
Harbor Group Management
Baltimore, MD
01.2020 - Current
- Oversee operational and financial performance of 9 communities (2,499 units: 1,350 market-rate, 1,149 affordable), managing 5 Property Managers and 53 employees.
- Lead turnaround of underperforming assets, improving occupancy, operational efficiency, and net operating income.
- Develop and monitor budgets; analyze monthly financials and collaborate with Asset Managers and owners to resolve performance gaps.
- Manage capital improvement and renovation projects ensuring property standards are upheld.
- Recruit, train, and evaluate property management teams, fostering a culture of service and accountability.
- Establish communication protocols among senior leadership, property teams, and central office for portfolio alignment.
- Oversee marketing strategies, occupancy goals, and rent setting to maximize revenue.
- Conduct regular property inspections; lead corrective actions for maintenance and community standards.
- Acted as liaison between owners and Harbor Group, facilitating effective communication.
- Supervised one new acquisition and eight dispositions within portfolio.
Property Manager
Harbor Group Management
Baltimore, MD
01.2016 - 01.2020
- Oversaw operational and financial functions across multiple communities as Property Manager.
- Served as Property Manager, providing support to diverse communities in preparation for sale and guiding through disposition process
- Supervised and trained staff, implemented policies and procedures, and coordinated maintenance and leasing operations.
- Worked within budget to meet financial goals; ensured timely rent collection and vendor invoice approvals via OPS software.
- Responded promptly to resident complaints and collaborated with maintenance to ensure timely unit turnovers and service requests.
- Monitored daily LRO pricing and participated in weekly revenue calls to optimize rental income.
- Assessed rental applications, conducted background checks, and approved or denied prospective tenants based on established criteria.
Property Manager
Winthrop House Condominium
Baltimore, MD
01.2011 - 01.2016
- Managed daily operations of an 11-story owner-occupied condominium with a team of 15.
- Directed budgeting, payroll, invoice processing, and resident relations.
Property Manager
Hirschfeld Management & Berkshire Property Advisors
Baltimore, MD
01.2006 - 01.2011
- Managed two communities totaling nearly 1,280 units; handled budgeting, leasing, maintenance, staff supervision, and vendor contracts.
- Led renovations of 462 units and improved occupancy through targeted marketing and resident service initiatives.
Property Manager & Leasing/Admin Supervisor
The Greenland Corporation
Baltimore, MD
01.1999 - 01.2006
- Oversaw a 320-unit community’s operations, including leasing, budgeting, staff training, and property inspections.
- Assumed administrative oversight of multiple properties as Leasing and Administrative Supervisor.
Property Manager
Apartment Services
Baltimore, MD
01.1988 - 01.1999
- Supervised leasing offices across 8 communities (1,200 units); led leasing teams and ensured compliance with Fair Housing laws.
- Acted as liaison between sites and corporate office, managing resident relations and operational challenges.
Education
Bachelor of Science - Business
Towson University
Towson, MarylandHigh School Diploma -
Roland Park Country School
Baltimore, MarylandSkills
- Multi-site operations management
- Budget development and financial analysis
- Team leadership and staff development
- Portfolio turnaround and stabilization
- Vendor negotiations and contract management
- Resident relations and retention
- Capital projects coordination
- Compliance and risk management
Timeline
Regional Manager
Harbor Group Management
01.2020 - Current
Property Manager
Harbor Group Management
01.2016 - 01.2020
Property Manager
Winthrop House Condominium
01.2011 - 01.2016
Property Manager
Hirschfeld Management & Berkshire Property Advisors
01.2006 - 01.2011
Property Manager & Leasing/Admin Supervisor
The Greenland Corporation
01.1999 - 01.2006
Property Manager
Apartment Services
01.1988 - 01.1999
Bachelor of Science - Business
Towson University
High School Diploma -
Roland Park Country School
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