Work Portfolio

Herwin Gunawan Human-Centered Building Performance Consultant 6/13/26 Herwin Gunawan Human-Centered Building Performance Consultant 6/13/26

Designing an Immersive Workplace Experience for Global Music Streaming Office

Modern creative workplaces are no longer defined by rows of desks—they are ecosystems where collaboration, music, hybrid meetings, podcast production, product launches, and artist events coexist within a single architectural environment.

This project demonstrates how ALTA Integra integrated architectural acoustics, lighting design, and audiovisual engineering to create an immersive workplace experience that supports creativity, communication, and human connection while maintaining exceptional architectural quality.

Herwin Gunawan Human-Centered Building Performance Consultant 9/29/25 Herwin Gunawan Human-Centered Building Performance Consultant 9/29/25

Audiovisual System Design: NICE PIK 2

We designed a building-wide audiovisual system at NICE PIK 2 that seamlessly integrates information and branding displays with hybrid meeting capabilities, powered by AV-over-IP connectivity and unified control for intuitive, efficient operation.

Herwin Gunawan Human-Centered Building Performance Consultant 9/9/25 Herwin Gunawan Human-Centered Building Performance Consultant 9/9/25

Architectural Facade Lighting Design for Plaza Mandiri Jakarta

Facade lighting design for Plaza Mandiri — now Wisma Danantara — integrating corporate identity, urban landmark presence, environmental responsibility, and measurable architectural lighting performance within Jakarta’s SCBD district.

Herwin Gunawan Human-Centered Building Performance Consultant 8/31/25 Herwin Gunawan Human-Centered Building Performance Consultant 8/31/25

Worship Lighting Design for Sacred Architecture Makassar Cathedral

A human-centered worship lighting design strategy for Makassar Cathedral, integrating liturgical function, sacred atmosphere, architectural illumination, and visual comfort to enhance spiritual experience within a contemporary cathedral renovation.

Herwin Gunawan Human-Centered Building Performance Consultant 8/15/25 Herwin Gunawan Human-Centered Building Performance Consultant 8/15/25

Sacred Facade Lighting Design of Makassar Cathedral

Architectural facade lighting design for Makassar Cathedral Church focused on creating a sacred nighttime identity through human-centered illumination, visual hierarchy, environmental sensitivity, and contemplative architectural atmosphere.

Herwin Gunawan Human-Centered Building Performance Consultant 7/31/25 Herwin Gunawan Human-Centered Building Performance Consultant 7/31/25

Concert Hall Acoustic Consultant Indonesia: RuBIK Theater and Concert Hall Jakarta Case Study

Creating a world-class theater or concert hall requires more than exceptional room acoustics. At RuBIK Theater and Concert Hall Jakarta, ALTA Integra worked alongside Shimizu Corporation and Nagata Acoustics Japan to review building acoustic performance, sound isolation, HVAC noise control, and environmental noise mitigation.

This case study explores the challenges of achieving NC-20 to NC-25 performance criteria, controlling generator and mechanical system noise, and creating an acoustic environment capable of supporting live performances, recording, and broadcast-quality productions.

Herwin Gunawan Human-Centered Building Performance Consultant 4/1/25 Herwin Gunawan Human-Centered Building Performance Consultant 4/1/25

Hybrid Learning Audiovisual and ICT System Design for Western Sydney University

Hybrid learning audiovisual system design for Western Sydney University integrating AV technology, digital collaboration, and flexible education environments. Based on the WSU AV Guidelines and Pedagogy, we succeeded in developing the Education Audiovisual over Internet Protocol System Design for the entire campus at Western Sydney University Surabaya.

Herwin Gunawan Human-Centered Building Performance Consultant 4/1/25 Herwin Gunawan Human-Centered Building Performance Consultant 4/1/25

Sacred Liturgical Lighting Design for Maria Bunda Kita Catholic Church PIK2

Discover how ALTA Integra developed a sacred liturgical lighting design for Maria Bunda Kita Catholic Church in Pantai Indah Kapuk, Jakarta.

Through careful integration of architectural lighting, visual comfort, liturgical symbolism, and human-centered design principles, the project enhances worship experiences while respecting the church's sacred architecture and religious traditions.

Herwin Gunawan Human-Centered Building Performance Consultant 3/1/25 Herwin Gunawan Human-Centered Building Performance Consultant 3/1/25

Sacred Façade Lighting Design for Maria Bunda Kita Catholic Church PIK2

Discover how ALTA Integra transformed the monumental architecture of Maria Bunda Kita Catholic Church PIK2 through sacred façade lighting design, creating a distinctive nighttime identity within the Ecopark multi-faith waterfront city.

Inspired by the church's dedication to Maria Bunda Kita (Our Mother Mary), the lighting composition expresses Mary's welcoming and nurturing love while emphasizing the soaring verticality of the Gothic-inspired architecture as a symbolic journey toward heaven.

Together, light, architecture, and the surrounding public realm create an inviting spiritual landmark that welcomes worshippers, pilgrims, and the wider community.

Herwin Gunawan Human-Centered Building Performance Consultant 11/15/24 Herwin Gunawan Human-Centered Building Performance Consultant 11/15/24

Makassar Cathedral: A Preliminary Study of Its Architectural History

Developing a concept design for historical architecture requires a delicate balance between strict preservation and modern performance. This phase is critical: one misstep in building physics can permanently damage a structure's cultural legacy.

This overview explores the preliminary design process for integrating architectural acoustics and lighting into heritage buildings.

Discover how we assess historic baselines, navigate conservation constraints, and develop non-invasive engineering frameworks that elevate both visual beauty and acoustic comfort while protecting the soul of the architecture.

Herwin Gunawan Human-Centered Building Performance Consultant 10/21/24 Herwin Gunawan Human-Centered Building Performance Consultant 10/21/24

Liturgical Lighting Design for Worship Experience at Jakarta Cathedral

A human-centered liturgical lighting study for Jakarta Cathedral exploring how lighting influences worship experience, sacred atmosphere, visual hierarchy, and spiritual perception within a historic cathedral environment.

Herwin Gunawan Human-Centered Building Performance Consultant 10/20/24 Herwin Gunawan Human-Centered Building Performance Consultant 10/20/24

Before After Lighting Design Jakarta Cathedral Heritage and Worship Lighting Transformation

Through a series of before-and-after comparisons, this project demonstrates how thoughtful architectural lighting design transformed Jakarta Cathedral by improving visual comfort, sacred atmosphere, liturgical focus, architectural perception, and the overall worship experience while respecting its heritage significance.

Herwin Gunawan Human-Centered Building Performance Consultant 10/19/24 Herwin Gunawan Human-Centered Building Performance Consultant 10/19/24

Sacred Architectural Lighting Mock-Up Study for Jakarta Cathedral

With great enthusiasm in welcoming the Apostolic Visit of Pope Francis to Jakarta Cathedral in September 2024, ALTA Integra contributed to improving the cathedral’s interior lighting quality through a mock-up lighting study exploring sacred atmosphere, visual hierarchy, architectural depth, color rendering, and human-centered worship experience within one of Indonesia’s most important religious heritage buildings.

Herwin Gunawan Human-Centered Building Performance Consultant 10/14/24 Herwin Gunawan Human-Centered Building Performance Consultant 10/14/24

Sacred Heritage Lighting Design Process Jakarta Cathedral Church

Discover how ALTA Integra transformed the iconic Jakarta Cathedral with a specialized lighting concept. This portfolio piece explores the design strategy used to enhance the sacred Neo-Gothic architecture while ensuring heritage preservation for Indonesia's landmark church.

Herwin Gunawan Human-Centered Building Performance Consultant 10/13/24 Herwin Gunawan Human-Centered Building Performance Consultant 10/13/24

Audio System Design: Indigo Lagoi Bintan Resort

How we do Audiovisual System Seamless Design Integration with Architecture and Interior at Sugar Beats Beach Club at Indigo Lagoi Bintan Resort. Design Kick Off 2022 and Testing Commissioning on 13 October 2024.

Herwin Gunawan Human-Centered Building Performance Consultant 9/11/24 Herwin Gunawan Human-Centered Building Performance Consultant 9/11/24

Net Zero Energy Building Modeling: EVHO Living Singapore

Herwin Gunawan Human-Centered Building Performance Consultant 2/26/24 Herwin Gunawan Human-Centered Building Performance Consultant 2/26/24

Auditorium Mandiri University - Audiovisual Acoustic Lighting Design Integration

ALTA Integra beauty contest winner collaboration with Duta Cermat Mandiri DCM Architect designed Acoustic Lighting Audiovisual High Technology Auditorium at Mandiri University Wijaya Kusuma Jakarta . Multidisciplinary auditorium consultancy for Mandiri University integrating architectural acoustics, lighting design, and audiovisual systems to create a high-performance hybrid learning and communication environment.

Herwin Gunawan Human-Centered Building Performance Consultant 2/4/24 Herwin Gunawan Human-Centered Building Performance Consultant 2/4/24

Global Digital Platform Jakarta Office

Herwin Gunawan Human-Centered Building Performance Consultant 12/16/23 Herwin Gunawan Human-Centered Building Performance Consultant 12/16/23

Audiovisual Lighting Acoustics Design Integration Karnaval Thamrin Community Entertainment

Collaboration with Morin Architect ALTA Integra designed Interior Acoustic Lighting Audio Visual Design Consultant Karnaval Thamrin A dining and night club spot at Thamrin City Jakarta

Herwin Gunawan Human-Centered Building Performance Consultant 12/14/23 Herwin Gunawan Human-Centered Building Performance Consultant 12/14/23

Color as a Communication Medium: Facade Lighting Design Testing for Jakarta Cathedral

A facade lighting design study for Jakarta Cathedral exploring how color can serve as a communication medium to express liturgical meaning, emotional atmosphere, cultural identity, and ceremonial significance while preserving the dignity of a historic religious landmark.