Alexandre Marques
Coconut Creek,USA
Summary
Dynamic executive with a proven track record at Dimension Data, achieving revenue growth from $7.5M to $65M. Expertise in operational excellence and customer experience management. Strong skills in cross-functional leadership and P&L ownership, delivering strategic initiatives that enhance efficiency and profitability. Established strong enterprise client relationships to drive business success.
Overview
35
35
years of professional experience
1
1
Certification
Work History
Shareholder | IT, Operations & Administrative Director
Rent4Us Property Management LLC
, USA
01.2021 - Current
- Oversaw guest lifecycle management, service quality, issue resolution, and operational scalability in high-volume, 24/7 service environment, ensuring seamless guest interactions and service reliability.
- Led customer experience and operational strategy for short-term rental and property management business across Airbnb, Booking.com, and VRBO, enhancing guest satisfaction and operational effectiveness.
- Direct technology platforms, automation tools, website development, and internal systems to improve efficiency, response times, and customer satisfaction.
- Managed administrative and financial operations, maintaining healthy cash flow, compliance, and visibility into performance metrics.
- Act as executive backup for sales and client relations, leveraging Florida real estate licensure to support transactions and owner relationships.
CEO & Shareholder
Caldeira Marques Empreendimentos Imobiliários
, Brazil
01.2010 - 01.2022
- Founded and led real estate development company, driving strategy, operations, sales, and financial performance to establish a competitive market position.
- Successfully delivered the company's flagship project on time and within budget, establishing operational and financial credibility for future growth.
- Held full P&L responsibility and managed cash flow, pricing strategy, and delivery timelines to optimize financial outcomes and support sustainable growth.
- Directed US$3M residential development project of 16 homes, managing lifecycle from planning approvals to sales execution, ensuring alignment with project timelines and budget.
VP Sales & Country Operations Director
Dimension Data / Datacraft (NTT Group)
, Brazil
01.1998 - 01.2009
- Developed and executed commercial strategy, strengthening customer relationships for Brazilian subsidiary of global systems integrator.
- Led cross-functional teams across sales, marketing, planning, and local operations, managing a total organization of 50+ employees.
- Built and managed the Curitiba branch office (30 employees), initially serving HSBC Bank and expanding it into the company's second-largest regional operation.
- Scaled annual revenue from US$7.5M to US$65M through enterprise customer acquisition, account expansion, and services-led growth.
- Increased EBITDA from 12% to 19% while reducing operating costs by 22% through process optimization, training programs, and operational tools.
- Developed customer-centric service strategies, expanding managed services, outsourcing, and long-term support contracts.
- Established strategic partnerships, including Telefonica, enhancing delivery of managed CPE and SMB services.
- Obtained Cisco Gold Partner certification and earned multiple recognitions at Cisco Partner Summits.
Sales Engineer
DFV Telecomunicações (Acquired by Alcatel)
, Brazil
01.1993 - 01.1996
- Led technical sales initiatives and delivered customer support for telecom operators and large enterprise clients, enhancing client relationships.
- Developed technical proposals and implemented telecommunications solutions, including routers, multiplexers, and wireless systems, to meet client specifications.
- Coordinated equipment certification with regulatory agencies and conducted feasibility studies for new service offerings, ensuring compliance and market readiness.
Electronic Engineer Trainee
DFV Automação e Robótica (Acquired by ABB)
, Brazil
01.1991 - 01.1992
- Conducted quality control, testing, and root cause analysis for electronic and automation systems to ensure reliability and performance.
- Created preventive maintenance procedures and technical documentation to enhance operational efficiency.
- Assisted in designing automation systems for manufacturing processes.
- Collaborated with engineers to develop robotic solutions for industrial applications.
- Supported testing and debugging of automated machinery and equipment.
Education
MBA - Business Administration
Fundação Armando Alvares Penteado (FAAP)
BrazilBachelor of Electrical Engineering - Electronics
Fundação Armando Alvares Penteado (FAAP)
BrazilBusiness Planning Program -
Thunderbird School of Global Management
USASkills
- P&L ownership
- Financial management
- EBITDA enhancement
- CX management
- Customer retention
- Lifecycle optimization
- Growth strategies
- Operational excellence
- Process scaling
- Automation strategies
- Platform integration
- Systems integration
- Cross-functional leadership
- Multisite team management
- Stakeholder engagement
- Client relations
- Client relations
Certification
- Cisco Certified Network Associate (CCNA)
- Cisco Sales Expert
- Florida Licensed Realtor - SL3536300
Leadership And Community Roles
- Former Treasurer (School Board Publication)
- Vice President (Engineering Student Board)
- Assistant Youth Soccer Coach
Languages
- Portuguese (Native)
- English (Fluent)
- Spanish (Fluent)
Personal Information
Title: General Manager
International Experience
- USA
- UK
- Germany
- South Africa
- China
- Japan
- Canada
- Latin America
Core Expertise
- Customer Experience (CX) & Customer Lifecycle Management
- Operational Excellence & Process Scaling
- P&L Ownership & Financial Management
- Subscription & Service-Based Business Models
- Technology Platforms, Automation & Systems Integration
- Revenue Growth, Retention & EBITDA Improvement
- Cross-Functional & Multisite Team Leadership
- Executive Stakeholder & Enterprise Client Management
Timeline
Shareholder | IT, Operations & Administrative Director
Rent4Us Property Management LLC
01.2021 - Current
CEO & Shareholder
Caldeira Marques Empreendimentos Imobiliários
01.2010 - 01.2022
VP Sales & Country Operations Director
Dimension Data / Datacraft (NTT Group)
01.1998 - 01.2009
Sales Engineer
DFV Telecomunicações (Acquired by Alcatel)
01.1993 - 01.1996
Electronic Engineer Trainee
DFV Automação e Robótica (Acquired by ABB)
01.1991 - 01.1992
MBA - Business Administration
Fundação Armando Alvares Penteado (FAAP)
Bachelor of Electrical Engineering - Electronics
Fundação Armando Alvares Penteado (FAAP)
Business Planning Program -
Thunderbird School of Global Management