Architecture · Energy · Infrastructure
We design, manage and build projects for real life.
Architecture, construction, engineering and energy coordinated from Tigre for Greater Buenos Aires and projects throughout Argentina.
Services
Architecture, construction, engineering and energy under one company.
01
Architectural design
Design and documentation adapted to the client, site, regulations and budget.
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02
Construction management and administration
On-site coordination and technical control to maintain the project criteria during construction.
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03
Turnkey construction
Integrated design and execution to reduce improvisation, cost overruns and inconsistencies.
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04
Permits and municipal documentation
Documentation and permit follow-up to approve or regularize a project.
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05
Structural reinforcement and solutions
Structural assessment and solutions integrated with the architectural and construction strategy.
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E01Renewable energy
Solar and energy-management solutions tailored to homes and industrial facilities.
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E02Conventional energy
Infrastructure, installation and technical coordination for conventional and industrial energy projects.
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Renewable and conventional energy for buildings and infrastructure.
Arquiener integrates architecture, civil works and infrastructure with technical experience applicable to energy projects of different scales.

Energy transition
Renewable energy
Integration of energy solutions in buildings, developments and infrastructure, from assessment to site coordination.
- Solar systems and energy-efficiency strategies.
- Civil works, supports and technical enclosures.
- Documentation and multidisciplinary coordination.

Energy infrastructure
Conventional energy
Civil infrastructure and technical support for oil, gas and conventional-generation operations.
- Foundations, structures, enclosures and technical buildings.
- Upgrades, reinforcement and facility maintenance.
- Planning, quality, safety and execution.

Experience that carries forward
Know-how developed with FCIAR.
Arquiener integrates the technical knowledge accumulated by FCIAR, a company linked to the Fiorentini family’s professional history, expanding its capacity for analysis, coordination and execution in energy infrastructure.
Discover FCIAR ↗Projects
Distinctive ideas carried through documentation, budgeting and construction without losing coherence.
We develop residential, commercial and industrial architecture projects in Tigre, northern Greater Buenos Aires and the wider metropolitan area, integrating design, technical documentation, site management and construction. Architectural authorship is presented in greater depth at Arquitectura FN.
Discover Arquitectura FNReal work · selection
From construction detail to completed work.
A concise selection of projects and interventions delivered by our team.



Architectural projects · selection
Design ideas for different scales and ways of living.
Projects originally developed by Arquitectura Fiorentini Nutz and integrated into the professional work of Arquiener S.A.
Working method
Think before building. Verify before executing.

Assessment
Client, site, regulations, budget and priorities.
Design
Use, light, geometry, structure, building services and documentation.
Execution
On-site presence, team coordination, safety and quality control.
Handover
Verification, documentation closeout and handover without losing the project logic.
Team
Clear responsibility for every stage.
Architecture, documentation, construction, energy, engineering and business development coordinated under one direction.
Architecture Department
Damián Fiorentini Nutz
Managing Director
Architect and Senior Construction Technician. Leads architecture and residential renewable-energy systems, integrating design, documentation, technical management and construction.
Construction Department
Marcelo Ferreyra
Head of Construction
Coordinates site execution, task organization and crews, with practical experience and an active on-site presence.
Cross-disciplinary technical support
Ing. Gustavo Balbi
Structural engineering
Responsible for structural calculations and technical verification of load-bearing systems during design and execution.
Documentation Department
Arq. Lila Macchegiani
Documentation and municipal approvals
Develops regulatory documentation, regularizations and follows applications with the relevant authorities.
Marketing and Sales Department
Valentina Rivas
Director of Marketing and Sales
Leads marketing strategy, commercial communication and sales development, connecting Arquiener’s technical offer with clients and business opportunities.
Energy Department
FCI ar S.A.
Renewable and conventional energy
Develops and coordinates renewable and conventional energy solutions for residential, commercial, industrial and infrastructure projects.

The team that builds
The commitment that makes every project possible.
Construction is also built on craft, trust and shared work. Our workers turn every technical decision into built reality; without their experience, effort and passion, we could not sustain the quality we promise every client.
Verified reviews
The experience of those who trusted our work.
Contact
Tell us what you need to design, build or regularize.
Tell us what you need, where the project is located, how it will be used and its current stage. We will assess scope, regulations, budget and feasibility.

Arquiener S.A. has its administrative headquarters in Belgrano R, Buenos Aires City, and an operations office in Tigre, delivering projects across Buenos Aires and throughout Argentina.





