Mario R. Tonzelli
Webster, NY 609-***-**** *********@*****.*** LinkedIn: linkedin.com/in/mariorockytonzelli
Professional Summary
Dynamic and results-driven executive leader with a proven record of success in operations management, business development, and customer engagement across diverse sectors. Adept at leading multi-site teams, driving strategic growth, optimizing business processes, and building long-term client partnerships. Known for a proactive leadership style, innovative problem-solving, and a passion for creating high-performance cultures.
Core Competencies
Strategic Operations Management Client Relationship Management Cross-Functional Team Leadership Budgeting & Financial Oversight Business Development & Sales Strategy Organizational Change & Growth Initiatives Talent Acquisition & People Development Process Optimization & Compliance Data-Driven Decision Making Crisis & Risk Management
Professional Experience
Regional Vice President — Allied Universal, WNY-CT (July 2024 –Present)
Developed strategic growth initiatives and built lasting client relationships with executive stakeholders
Mentored branch leadership to improve service delivery, resolve issues, and ensure compliance
Managed annual budgets and financial KPIs, reducing costs while enhancing service quality
Led RFP processes and solution development for high-value proposals and renewals
Responsibility for performance of $250M P&L
General Manager — Convergint Technologies, Upstate-Western NY (March 2023 –July 2024)
Oversaw all business functions, including sales, service delivery, HR, risk management, and financial planning
Achieved consistent revenue growth through targeted sales strategies and account expansion
Led talent acquisition, employee engagement, and HR-related decision-making
Ensured compliance with internal policies and external regulations across business units
Responsible for performance of $30M P&L
Branch Manager — Allied Universal, NY & Buffalo (2021 - 2023)
Managed $45–50M in annual business volume and over 1,000 personnel across diverse accounts
Directed operational, administrative, and client service functions across multiple markets
Designed tailored account strategies for 400+ clients in industries including tech, finance, education, and retail
Implemented performance metrics, training programs, and continuous improvement plans
Business Development Manager — Allied Universal, Rochester, NY (2020–2021)
Conducted client assessments to design tailored service offerings
Collaborated with operations teams to deliver client-focused presentations and proposals
Prospected new opportunities using CRM tools and digital platforms
Client Manager — Allied Universal, Rochester, NY (2017–2018)
Developed client-specific strategies to improve service delivery and satisfaction
Supported hiring and performance management processes across accounts
Technical Special Agent / Hazmat Specialist — CSX Transportation, Philadelphia, PA (2008–2017)
Led investigations and safety initiatives in collaboration with federal and local agencies
Delivered subject-matter expertise on risk management, safety training, and operational protocols
Police Officer (Private First Class) — U.S. Capitol Police, Washington, DC (2002–2008)
Managed emergency response, threat assessment, and public safety planning
Collaborated with security engineers on surveillance and screening technology deployment
Education & Certifications
Bachelor of Science – Business Administration, University of Phoenix (2017–2019)
Associate of Arts & Science – Psychology, University of Phoenix (2012–2014)
Project Management Certification
• Provided executive-level mentorship to Branch and General Managers to elevate regional performance and ensure leadership continuity
• Served high-profile clients across tech, finance, education, entertainment, logistics, retail, and government sectors