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Mariza Heredia

@marizaheredia

Executive assistant at Center of Executive & Governance (CEG) at TSTA, coordinating executive operations, travel, and events.

Ecuador

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At Center of Executive & Governance (CEG) at TSTA, I managed executive calendars, coordinated travel and meetings, and prepared reports and presentations. I also assisted with budget tracking and supported executive-level events from planning through on-site coordination.

I founded and managed I&A General Construction Corp., directing daily operations, payroll, scheduling, and client communications. Earlier, I coordinated logistics operations at 3MManagement, LLC, including transportation documentation, inventory tracking, and warehouse activities.

Experience

Work history, roles, and key accomplishments

Administrative Assistant

Center of Executive & Governance (CEG) at TSTA

Jan 2024 - May 2025 (1 year 4 months)

Managed executive calendars, coordinated meetings, travel arrangements, and conference logistics. Prepared professional reports, presentations, spreadsheets, and executive documentation.

Calendar Management Travel Coordination Meeting Planning Report Preparation Spreadsheets Executive Documentation Budget Tracking Expense Reporting Invoicing Purchase Approval Workflows Vendor coordination Document Routing Event Planning Confidential Records Filing System

Package Handler

FedEx

Nov 2023 - May 2025 (1 year 6 months)

Demonstrated efficiency, teamwork, accuracy, and time management while working in a fast-paced logistics environment.

Efficiency Teamwork Accuracy Time Management Logistics

Manager-Owner

I&A General Construction Corp.

Feb 2014 - May 2020 (6 years 3 months)

Founded and managed a successful construction company for over six years. Directed daily business operations, scheduling, budgeting, payroll, invoicing, and client communications.

Business Operations Scheduling Budgeting Payroll Invoicing Client Communication Contract Negotiation Vendor Management Employee Supervision Project Scheduling Purchasing Financial Records Client Relations

Logistics Specialist

3M Management, LLC

Apr 2012 - Sep 2014 (2 years 5 months)

Coordinated logistics operations, transportation documentation, inventory tracking, and warehouse activities. Ensured compliance with shipping documentation and quality control procedures.

Logistics Coordination Transportation Documentation and Accuracy inventory tracking Warehouse operations Compliance Shipping Documentation Quality Control Vendor Collaboration Workflow Efficiency

Office Administrator

MamaMia Produce, LLC

Oct 2008 - May 2011 (2 years 7 months)

Managed front office operations and executive administrative support. Coordinated calendars, travel arrangements, payroll, billing, and inventory management.