Colleen Mansour, MHRLR
Summary
Innovative and results-oriented senior people leader with extensive experience in technology, high-growth, and founder-led private equity-backed companies. Proven success in transforming talent acquisition, scaling data-driven HR systems, and fostering inclusive, high-performing cultures. Proficient at aligning HR strategies with business goals to deliver measurable financial and organizational impact. Expertise guiding organizations through the M&A process, driving workforce integration, and leading management change initiatives.
Overview
13
13
years of professional experience
Work History
Vice President of Human Resources
Pinnacle MEP (Private Equity)
07.2022 - 12.2024
- Provide leadership for the HR function across multiple operating companies, overseeing talent acquisition, culture initiatives, HRIS systems, benefits, compensation, and employee relations for over 600 employees.
- Successfully led the implementation of a new cloud-based HRIS, payroll, and applicant tracking solution across operating companies, standardizing processes and improving reporting efficiency.
- Improved payroll accuracy and reduced processing time by 35% by integrating the new system.
- Centralized talent management function for the operating companies, increasing recruitment efficiency by 40% and filling critical roles 25% faster.
- Negotiated and implemented new benefits strategies, resulting in an 11% reduction in yearly premium costs while maintaining competitive employee coverage.
- Managed the M&A due diligence and pre/post-merger integration of five successful acquisitions, aligning talent, organizational structure, and salary and benefit alignment.
Senior Vice President of Human Resources
Real Green Systems (Serent Capital Private Equity)
11.2018 - 05.2022
- Led the People strategy for a founder-led PE-backed SaaS company with 450+ employees, overseeing talent acquisition, performance management, employee engagement, benefits, and compliance.
- Partnered with the CEO and leadership team to design and implement a company-wide talent management strategy to support the company’s five-year growth plan, successfully recruiting and onboarding 150 new employees in 20 months to support company growth and resulting in a 20% increase in overall productivity.
- Launched cultural transformation initiatives and recognition programs focused on promoting collaboration, innovation, and inclusion, which increased employee engagement scores by 18% and created a stronger alignment with company values.
- Managed compensation and benefits strategies, ensuring competitive offerings while optimizing cost-effectiveness for the company.
- Created and implemented key performance indicators (KPIs) for HR functions, including recruitment, retention, and employee development, which resulted in a 20% improvement in employee performance and goal alignment.
- Established an Employee Net Promoter Score (eNPS) survey to monitor employee satisfaction and engagement, using results to guide organizational improvements and increase engagement by 18% over two years.
Executive Director of Human Resources
Swartz Creek Community Schools
06.2014 - 10.2018
- Managed all HR functions for a K-12 school district with 350+ employees, hiring, and onboarding new employees, overseeing labor contract negotiations, employee performance management, and compliance with state and federal regulations.
- Led negotiations for two labor contracts, securing agreements that improved teacher retention rates while keeping district expenses aligned with budget priorities.
- Handled complex disciplinary cases, including investigations, terminations, and mediation efforts, ensuring legal compliance and consistency across all employee groups.
Interim VP Director of Human Resources
Hurley Medical Center
02.2012 - 05.2014
- Lead human resources strategy for a 2,500-employee hospital, overseeing all HR functions, including labor relations, recruitment, employee engagement, and compliance.
- Successfully negotiated seven union contracts, achieving savings in pension and benefit costs of $7 million through innovative solutions and restructuring plans.
- Directed a 30-person HR team across talent acquisition, employee relations, benefits, and compliance, ensuring smooth operations and effective collaboration with hospital leadership and department heads.
- Spearheaded improvements to the recruitment process, implementing a comprehensive hiring strategy that reduced time-to-fill for critical nursing and technical roles by 20%, contributing to improved patient care.
- Implemented an HRIS platform that streamlined HR operations, improved employee data management, and automated reporting, resulting in a 30% reduction in administrative workload for the HR team.
Education
Master of Science - Human Resources & Labor Relations
Michigan State University
East Lansing, MIBachelor of Science - Employee Relations
Michigan State University
East Lansing, MISkills
- Strategy & HR Transformation
- Building & Scaling People Processes
- Driving Growth Through People
- Mergers & Acquisitions
Affiliations
- Impact 100 – Board Member
- Detroit SHRM Member
- Michigan State University – Human Resources & Labor Relations Alumni Association
- Michigan Association of School Personnel Association
- United Way of Fenton – Board Member
Timeline
Vice President of Human Resources
Pinnacle MEP (Private Equity)
07.2022 - 12.2024
Senior Vice President of Human Resources
Real Green Systems (Serent Capital Private Equity)
11.2018 - 05.2022
Executive Director of Human Resources
Swartz Creek Community Schools
06.2014 - 10.2018
Interim VP Director of Human Resources
Hurley Medical Center
02.2012 - 05.2014
Master of Science - Human Resources & Labor Relations
Michigan State University
Bachelor of Science - Employee Relations
Michigan State University
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