SAXUM ENGINEERED SOLUTIONS - Key Persons


Barbara Schilman

Job Titles:
  • Civil Engineer
Barbara is a civil engineer certified by the National University of Tucumán. Her concern for the planning, organization and monitoring of her projects led her to specialize as a Project Manager in Mallorca, Spain. At SAXUM, she works as a Project Control Analyst, analyzing their monitoring, budget and feasibility. She stands out for her pressure and punctuality when it comes to determining schedules, procedures and specified standards for each project, managing real variables to effectively and efficiently satisfy our clients.

Carolina Ramallo

Job Titles:
  • Contracts Manager
Carolina is a corporate lawyer, graduated from the National University of Tucumán -Argentina and completed various postgraduate studies such as a Postgraduate in CyCN Update, a Postgraduate in Insurance and a Postgraduate in Engineering and Construction Contract Administration, where she obtained first place award for his performance and a position as an academic assistant. She has 15 years of experience as an in-house attorney. She has participated in industrial, real estate and mining plant projects, especially in the negotiation and drafting of construction and engineering contracts.

Constanza Unzaga

Job Titles:
  • Commercial Manager
  • Industrial Engineer from the National University of Tucuman
Constanza is an Industrial Engineer from the National University of Tucuman, Argentina, she also has an M.Eng. Project Management degree obtained in Hochschule Biberach in Germany. At SAXUM she is in charge of the Commercial & Business Development department. She is responsible for coordinating all the commercial actions carried out at SAXUM, including each SAXUM company in Argentina, Brazil and the USA. Also, she has extended experience working with multicultural, multidisciplinary and intercompany teams of professionals for engineering and construction management projects. Constanza has excellent communication skills and a strong leadership and team working profile.

Daniel Dewald

Job Titles:
  • Engineering Manager
  • Electromechanical Engineer
Daniel is an Electromechanical Engineer graduated from the University of Buenos Aires. He has outstanding professionalism in the development and management of industrial projects. His excellent preparation in handling different languages allows him effective communication to work anywhere in the world. Daniel is currently the Engineering Manager of SAXUM, supported by his extensive technical knowledge and soft skills, he is in charge of the team and the coordination and interaction between the different disciplines of Civil, Mechanical and Electrical Engineering. He participates in numerous projects in Argentina, the United States, and Brazil, playing an essential role during his stay in Australia in the execution of these projects to ensure their quality and optimal development.

David Keough

Job Titles:
  • Non - Executive Director
  • Mining Executive
Mr. Keough is an experienced mining executive with over 35 years of practice in the mining industry including, exploration, engineering, mine operations (Open Pit and Underground), corporate development, contracting, consulting, projects and construction. His extensive geographic and corporate mining experience ranges from: Latin America, North America, Europe, Africa and Asia Pacific. He has direct experience in a number of commodities including precious metals, base metals, mineral sands, and lithium and has held a number of executive director positions with both private and public companies in Australian and Canada, with broad experience serving on Board audit committees, sustainability committees and compensation committees. During his 35-year career, Mr Keough worked for Placer Dome (Australia), Minera Alumbrera (Argentina), and spent 6 years with Goldcorp Inc in key corporate development, and operational roles in numerous countries before his appointment as Executive Vice President and Chief Operating Officer for Crocodile Gold. He later served as Executive Director and Chief Operating Officer for Goldrock Inc, which successfully permitted for construction the Lindero gold project (Argentina) which was subsequently acquired by Fortuna Silver Mines Inc. Mr. Keough holds a bachelor of science and post graduate diploma (Mineral Economics) from James Cook University (Queensland) and is a Fellow of the Australian Institute of mining and metallurgy and is an accredited Chartered Professional (Management). He also holds open-pit mine manager's certificates of competency (Western Australia).

David Magee

Job Titles:
  • Project Engineer - Australia
David has a Chemical Engineering background, graduating from Curtin University in Western Australia with over 10 years of experience in the mineral processing industry, in both design and operations across numerous different commodities. He is part of the business development team in Australia, based in Perth. He brings additional commercial expertise to his role and is focused on the development and execution of SAXUM projects in Australia.

Erica Gisler

Job Titles:
  • Electromechanical Engineer
Erica is an Electromechanical Engineer graduated from the National University of the Center of the Province of Buenos Aires (UNICEN). She has a solid domain in the use of software for the development of detailed engineering, covering the creation of single-line, functional, topographical plans, and electrical calculations. In addition, she has experience in managing quality certifications in accordance with ISO Standards (TRINORMS).

Esteban Lescano

Job Titles:
  • Mechanical Engineer
  • Senior Mechanical Engineer
Esteban is a prominent SR Mechanical Engineer. with more than 20 years of professional experience. He began his experience in one of the main industries in our region and continued for more than 15 years, working for mining and cement industries in different countries around the world. At SAXUM he established himself as a leading project engineer with solid knowledge of Piping, responsible for the integral mechanical engineering of the company's most outstanding projects. His charisma, loyalty and solid knowledge confirmed him as the leader of the mechanical area.

Eugenia Espeche

Job Titles:
  • Civil / Structural Engineer
Eugenia graduated as a civil engineer with an outstanding average at the National University of Tucumán. She has experience in the design and calculation of structures that are part of mining and cement projects. She has an excellent command of numerical methods and tools.

Facundo Zavaleta

Job Titles:
  • Industrial Engineer
  • Manager
  • Commercial Coordinator
Facundo is an industrial engineer, graduated from the National University of Tucumán, with an excellent command of the English language. Throughout his professional career, he developed his negotiation and adaptation skills to achieve great commercial achievements. At SAXUM, Facundo is the manager of the commercial area, praised for his great capacity for analysis and strategic vision of the business. His charisma and technical knowledge catapulted him to develop his potential to the maximum, providing quality and prestige in each objective proposed by SAXUM.

Florencia Garcia Perez

Job Titles:
  • Industrial Engineer
Florencia is an Industrial Engineer graduated from the National University of Tucumán. She specialized in the area of coordination and planning of engineering projects. She developed knowledge in work certification, ICAPS analysis, and application of PMI methodology. Calculation of costs using the procedure of the SAP manual. At SAXUM, she works as a Project Control Analyst, she stands out for her great ability to monitor and control the engineering, purchasing management and production areas. Her analytical skills, attention to detail, and sense of urgency reveal her effectiveness and talent when it comes to solving our clients' needs.

Francisco Martinuzzi

Job Titles:
  • Project Manager & Senior Civil Engineer
Project Management Professional (PMP®) with a Master's degree in Geotechnics and Soil Mechanics. He has experience in Integration, Scope, Time, Cost and Quality management for a wide range of Engineering and Construction projects. Francisco has participated in national, regional and International Conferences, Workshops and Seminars as an attendant and author of different publications. He has been involved in Mining, Manufacturing, Infrastructure and Energy projects as a manager, consultant and lead engineer for On shore and Off shore projects also acting as accountable for the Owner´s engineering, constructability assessment; Trade-Off studies and QA/QC roles. Moreover, he acted in engineering planning for instrumentation and monitoring of

Guillermo Etse - CEO

Job Titles:
  • CEO
Extensive experience in the analysis and design of toll building structures and foundations, and particularly of complex structures for heavy industrial facilities such as process towers of cement plants, silos, mill foundations, and nuclear plant structures. He has extensive experience and deep know-how in linear and non-linear finite element analysis and design of structural and foundation systems subjected to both static and dynamic excitations, particularly seismic, wind and machine excitations. Extensive professional experience in structural designs of reinforced concrete and steel structures in Germany, USA, Spain, and South America, particularly Argentina, Bolivia, Peru, Chile, Brazil and Colombia. Extensive experience in large machine foundation designs attending vibration mitigation, in structural retrofit and structural reliability, in soil-foundation-structure dynamic interaction analysis, and the design of large multicell silos. His experience covers also the development of accurate constitutive models for concrete, soils, mortars, and other structural materials to be used in non-linear computational analysis of structural behaviour. He published 41 research articles in indexed journals, 12 articles in indexed books, and has over 150 presentations in conferences and congresses, among of them, 18 as a keynote speaker.

Isabel Antón

Job Titles:
  • Executive Assistant
Isabel is in charge of the Assistance to the CEO and general support to Administrative and HR areas in the company. She has over 30 years' experience in translation in different areas. Developed skills. Proactive and challenge-driven. Outstanding problem-solving capacity.

Jared Weston

Job Titles:
  • General Manager NA and VP of Strategic Planning
Jared has a BS in Industrial and Manufacturing Engineering from Pennsylvania State University focused on Engineering Economics and over 17 years of experience in the cement and mining industries. Jared's core competencies include developing and selling customized CapEx project solutions, leading interdisciplinary and international teams, and incorporating modern and sustainable technology into existing plants.

José Marún

Job Titles:
  • Non - Executive Director
Mr Marún joined the board of SAXUM Engineered Solutions in 2021 as a Non-Executive Director and in relation to the operations of this company worldwide. He is a Mining Engineer, who graduated from the National University of San Juan, Argentina, with over 38 years of experience in copper and gold mining operations. He has completed a specialization in international business at the London Business School Global Business Consortium. He was operations manager of Ernest Henry Mine, in Australia (2001-2004), and Operations Manager of Minera Alumbrera in Argentina (2005-2006). He was General Manager of Xstrata Tintaya and Executive Vice President of South American operations of Xstrata Copper , for Peru, Chile and Argentina. Between 2007 and 2010, he was also a member of Antamina's partner advisory committee. In addition, he was Executive General Manager of Operations for Argentina and Chile at Glencore (2013-2015). From 2015 to June 2018, he was General Manager and Executive President of Komatsu Mitsui Maquinarias del Perú SA. He is currently also a Non-Executive Director of this company, as well as Director of San Ignacio de Morococha SA, of Peru.

Juan Minich

Job Titles:
  • Civil / Structural Engineer

Leandro Montagna

Job Titles:
  • Lead Civil / Structural Engineer
Leandro is a Lead Civil/Structural Engineer with a strong academic foundation, holding a degree in Civil Engineering from the Argentine National Technological University and a Master's in Structural Engineering from the University of Texas, USA. He brings extensive experience in basic and detailed engineering for metal structures in the industrial sector, with a particular focus on cement and mining projects. Known for his dedication to quality, Leandro ensures the meticulous development of plans and project documentation, coupled with continuous progress monitoring in BIM modeling. Passionate about innovation, he actively engages in research to enhance design tools and methodologies. At SAXUM, Leandro leads with empathy and clear communication, fostering collaboration within the civil engineering team and ensuring project goals are met. His ability to connect with clients and peers allows him to provide timely and effective solutions, strengthening SAXUM's commitment to excellence.

Marcelo Sosa

Job Titles:
  • Contract Manager
Marcelo graduated as a Metallurgical Engineer from the Catholic University of Cordoba. He completed a Master's in Business Administration at the International Business School of Latin America. He is a professional specialized in the Administration and Management of Contracts, Subcontracts, Claims and Work Certification. He stands out for his experience in the participation of very important Oil & Gas, Mining, Power Plant projects, integrating work teams in International companies of Construction in Senior positions. Marcelo at SAXUM works as a Contract Manager on-site, effectively and efficiently developing his tasks. He seeks to satisfy the needs of our clients with his communication skills and his great negotiation skills.

Marcos Salvatierra

Job Titles:
  • IT Manager
Information System Engineer with more than 30 years of experience in the IT sector. Focused on opensource technologies, telecommunications, operating systems, infrastructure services, data centres, networks, systems auditing, information security and distance education solutions. Focused on providing services committed to defending the interests of the client, leading teams of high technical value and professional ethics. Specialized in the development of technological projects for demanding clients, from design to implementation, with extensive professional experience leading teams and projects.

Matias Fernandez

Job Titles:
  • HR Analyst
Matías is a professional with extensive experience in Human Resources, specialized in the implementation of KPIs, development of dashboards and data management oriented to the analysis and improvement of processes. With a solid academic background, he has a Bachelor's Degree in Human Resources, an MBA in Senior Business Management and a Master's Degree in Compensation and Benefits. Throughout his career, he has worked in various industries such as mining, health and retail. He reports directly to the Human Resources Manager and plays an active role in the implementation of the strategy from an integrative perspective. His focus is the alignment of operational processes with the global vision of the company. To do so, he generates and implements processes that combine technology and data analysis, which allows him to optimize and automate key tasks within the department. This approach contributes directly to the efficient execution of SAXUM's business strategy..

Mauricio Pintos

Job Titles:
  • Project Manager - Dallas, USA
Mauricio is a Civil/Structural Engineer graduated from the University of Chicago. He is a Master's degree certified by the University of Arkansas. He has over 25 years of construction, engineering, project management and commissioning experience with EPCI in the US. He is noted for leading projects that include engineering design, engineering investigations, forensic engineering, construction, operations, and maintenance. He is a certified PMP and fully versed in the set of knowledge areas of project management (Initiation, Planning, Execution, Monitoring and Control, Closing). At SAXUM, he is part of the select PM team characterized by his strategic vision and teamwork, focusing from the general to the particular aspects of daily work and the organization of each project, its start-up and programming.

Melanie Etse

Job Titles:
  • Australia Manager - Marketing Coordinator
Melanie's background is focused on marketing, communication and business development. She is a Graphic Designer graduated from the University of Santo Tomas de Aquino, and has a Master's degree in Marketing and Communication from the University of Palermo, Buenos Aires. At SAXUM, she is part of our Australian team, based in Perth and in charge of Business Development in this country. She is responsible for the build-up of Market Research and the growth of business in the Mining, Minerals Processing, and Cement and lime industries in the APAC region.

Nahi Khoury

Job Titles:
  • Senior Project Manager
  • Professional Engineer
Nahi is a professional engineer with extensive experience in successfully leading projects for clients across North and South America. His expertise spans requirements gathering, needs assessment, analysis, and full lifecycle project management in both the industrial and construction sectors. Known for driving significant productivity improvements through process re-engineering, Nahi excels at developing and executing work plans across a wide range of scenarios. He is a critical and strategic thinker, highly adaptable, and recognized for his ability to quickly understand and navigate complex environments.

Néstor Lares - COO

Job Titles:
  • Chief Operating Officer
  • Industrial Engineer
  • Project Manager
Nestor is an Industrial Engineer and Project manager with a strong leadership profile, focused on developing projects and operations within budget and schedule. Experienced working with projects in Argentina, Brazil, Mexico, and Russia. Successful experience managing industrial and engineering projects, in highly demanding environments. Experienced working with multicultural, multidisciplinary and intercompany teams of professionals. Great skills for organization, planning and negotiation. Experienced in the execution of field project, field operations, and engineering projects. Nestor was the General Project Manager of the Lindero EPCM Project. Coordination of the development of the Detailed Engineering for the construction of the entire project including Civil, Structural, Mechanical, Piping, Electrical and Instrumentation and Architectural for all areas of the plant, excluding the mine and associated roads. Coordination of the Procurement services of the project to develop the specifications, bidding process and the purchase of all equipment and services necessary to complete the construction, start-up and commissioning of the plant.

Pablo Dawidowicz - CFO

Job Titles:
  • Chief Financial Officer
  • Certified Public Accountant With a Degree Obtained at the National University of Tucuman
Pablo is a Certified Public Accountant with a degree obtained at the National University of Tucuman, Argentina, where he also took postgraduate courses in Business Administration. He has extended experience in financial evaluations and project feasibility, particularly regarding companies related to engineering and construction management businesses. At SAXUM he is also in charge of Project cost control, analysis and follow-up. Pablo has been working at SAXUM for over 12 years. His responsibilities cover multiple activities including the financial and tax control of all SAXUM companies in Argentina, Brazil and the USA, as well as their intercompany balances. For this purpose, he manages the different tax companies of SAXUM in the countries of our subsidiaries. He also follows up the monthly certificates issued by all SAXUM project managers in our different subsidiaries.

Raúl Napadensky

Job Titles:
  • Non - Executive Director
Raul is a professional of great prestige and recognition in business and specializes in solid tax and finances. He is a National Public Accountant graduated from the National University of Tucumán, Argentina, in 1982. He took several postgraduate courses in subjects such as Auditing, Finance, Business Administration, etc. He began his professional career as an Associate Accountant in an Accounting Firm, and after a few years, founded his own. During his career of more than 40 years as a professional, he worked as an Auditor and Tax-Accounting Advisor in various firms. He joined SAXUM in 2020 first as Auditor and Tax-Accounting Advisor, and then also became part of the Board of Directors. He is in charge of reviewing and controlling the firm's administrative, accounting, labor and tax procedures. He is the permanent consultant of all the administrative areas of the company.

Ricardo Rodriguez

Job Titles:
  • Human Resources Manager
  • Human Resources Manager, Reporting
Ricardo is a Senior Professional in Human Relations. He has a bachelor in Labor Relations and Master's degree in Law and Anthropology. He is an Ontological Coach (International Association of Ontological Coaching) - International Certification in Ethics and Compliance and a Member of the Argentine Association of Ethics and Compliance and the Argentine Association of Technicians and Graduates in Human Resources of Argentina. University Professor and Member of the International Organization of Human Capital Managers. Ricardo joined the team as Human Resources Manager, reporting to the CEO and has vast experience in continuous industrial processes (food and mining). Project construction and mining operations areas in local, regional and corporate positions in Latin America such as Argentina, Chile, Peru, Colombia and Brazil. He has the challenge of developing the Human Resources Strategy and its implementation in our teams from a holistic and integrative perspective focused on the development of people and supporting SAXUM's business strategy.

Roque Fiordalisi

Job Titles:
  • Senior Project Manager
Roque is a seasoned Senior Project Manager at SAXUM, bringing extensive engineering, planning, and construction expertise across various industries. His experience spans petrochemical facilities, power generation, mining, pharmaceutical plants, industrial manufacturing, agroscience, logistics, corporate offices, and transportation infrastructure, including port facilities, highways, bridges, and railways. At SAXUM, Roque oversees projects from conceptualization to completion, applying rigorous project planning, control, and administration techniques in line with PMI methodology. His technical acumen is demonstrated through his effective use of constructability analysis and value engineering during both conceptual and detailed design phases, ensuring that each project is optimized for success. With a strong background in capital cost estimation, budgeting, and economic feasibility studies, Roque ensures financial discipline and maximizes value throughout the project lifecycle. He also excels in risk and performance monitoring, using advanced methods such as Monte Carlo simulation to evaluate risks and opportunities, while diligently tracking milestones and key performance indicators.

Rubén Tomassini

Job Titles:
  • Senior Engineering & Project Manager
Extended experience and proven expertise in Managing, Planning, Programming and Controlling of Engineering designs for industrial facilities in all different phases, including feasibility, conceptual, basic, detailed engineering and request for information attendance during construction/erection phases. Deep knowledge of the complexities involved in the coordination of multidisciplinary teams for the development of engineering designs of industrial facilities. Expertise in implementing and following up quality control procedures for engineering designs. Strong orientation to procedures, codes, specifications, and design criteria, as well as cost-effective and value engineering solutions. Strong focus to contractual terms follow-up regarding engineering scopes, design criteria, specifications, schedule and quality. Proven capabilities to develop and deliver Trade-Offs Analyses, Scoping studies, Pre-Feasibility and Feasibility Studies in Mining and Infrastructure Projects.