Work Portfolio

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 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 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 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 11/14/23 Herwin Gunawan Human-Centered Building Performance Consultant 11/14/23

Auditorium Theater Design: Audiovisual, Lighting, Acoustic - Santo Ignatius Kanisius Jakarta

ALTA Integra collaborate with Atelier Cosmas Gozali designed audiovisual acoustic lighting Multi-Function Hall, Education Theater and Library at Kolese Kanisius Menteng Ignatius Loyola New Building for Future Education Facility.

Herwin Gunawan Human-Centered Building Performance Consultant 9/21/23 Herwin Gunawan Human-Centered Building Performance Consultant 9/21/23

Bagaimana kami mendesain Noise Barrier Kebisingan Pekerjaan Konstruksi Rumah Sakit PIK

Herwin Gunawan Human-Centered Building Performance Consultant 8/26/23 Herwin Gunawan Human-Centered Building Performance Consultant 8/26/23

Acoustic Design: Global Pharmaceutical Corporate Office

Acoustics Design for A Global Pharmaceutical Company

Collaborate with Design Partner Indonesia - ALTA Integra Deliver Speech Intelligibility for Communicating Ideas Online or Offline - Pleasant Sound Environment for Concentration Work

Herwin Gunawan Human-Centered Building Performance Consultant 7/5/23 Herwin Gunawan Human-Centered Building Performance Consultant 7/5/23

Akurasi Desain Arsitektural Akustik Stadium Indoor Multi-Fungsi Gelora Bung Karno Jakarta

Herwin Gunawan Human-Centered Building Performance Consultant 5/7/23 Herwin Gunawan Human-Centered Building Performance Consultant 5/7/23

Acoustic Audiovisual System Design: Gelora Bung Karno Indoor Multifunction Stadium

Menjadi Tenaga Ahli Akustik dan Tata Suara pada proyek Kementerian Pekerjaan Umum Perumahan Rakyat Indoor Multi-Function Stadium Gelora Bung Karno bersama dengan Penta Arsitektur - Aboday - Adhi Karya - Nindya Karya

Herwin Gunawan Human-Centered Building Performance Consultant 1/20/23 Herwin Gunawan Human-Centered Building Performance Consultant 1/20/23

Home Theater Design Integration - Interior Acoustic Lighting Audiovisual - Tulip Sentul

Audiovisual Experiences is the key to be engage with the emotion of the movie in the Home Theater. Followed by acoustics, lighting ambient to support audiovoisual performance, and last but not least the interior design that support the entire experience.

Herwin Gunawan Human-Centered Building Performance Consultant 1/12/23 Herwin Gunawan Human-Centered Building Performance Consultant 1/12/23

Desain dan Pengukuran Akustik Indoor Multifunction Stadium Gelora Bung Karno IMS GBK

Herwin Gunawan Human-Centered Building Performance Consultant 8/22/22 Herwin Gunawan Human-Centered Building Performance Consultant 8/22/22

Sustainable Retail Fit Out Design: Kiehl’s Central Park Jakarta

Kiehls Central Park Jakarta - The first and the most sustainable retail in Indonesia. Is it the most sustainable retail in the South East Asia?

Herwin Gunawan Human-Centered Building Performance Consultant 7/22/22 Herwin Gunawan Human-Centered Building Performance Consultant 7/22/22

Audiovisual System Design: Nokia Corporate Office Capital Place

Together with Mmoser Singapore ALTA Integra has succeeded designed, testend and commissioned Effective Audiovisual Design for Connecting People and Things New Nokia Head Office Capital Place 2022

Herwin Gunawan Human-Centered Building Performance Consultant 4/14/22 Herwin Gunawan Human-Centered Building Performance Consultant 4/14/22

Apoteker Perawatan Kulit Kiehls Since 1851 - Sustainable Retail Box pertama di Central Park Jakarta - akankah menjadi toko retail terhijau di Indonesia?

Herwin Gunawan Human-Centered Building Performance Consultant 11/24/21 Herwin Gunawan Human-Centered Building Performance Consultant 11/24/21

Acoustic Lighting Audiovisual Design: Indonesia Stock Exchange Main Hall

By The End of 2021 ALTA Integra has succeeded elevated Audiovisual Lighting and Acoustic Experiences in Indonesia Stock Exchange Main Hall to a World-Class Venue. Mid 2020 ALTA Integra was chosen by Indonesia Stock Exchange to be their design consultant partner to elevate IDX Main Hall to World-Class Standard. ALTA was chosen due to its World-Class Reputation in integrating multi-discipline engineering such as Architectural Lighting, Acoustics, and Audio Systems Design with the beauty of architecture seamlessly.

Herwin Gunawan Human-Centered Building Performance Consultant 8/31/21 Herwin Gunawan Human-Centered Building Performance Consultant 8/31/21

Lighting Acoustic Design: Global Banking and Financial Corporate

Team up with Mmoser Singapore and CDA International - ALTA Integra designed Wellbeing Lighting and Acoustic for US Banking and Financial Company in Sequis Tower Jakarta.

Herwin Gunawan Human-Centered Building Performance Consultant 4/5/21 Herwin Gunawan Human-Centered Building Performance Consultant 4/5/21

Interior Lighting Acoustic Karaoke System: Miami Vibe KTV Bar

Miami Vibe Karaoke Television KTV Executive Club Comprehensive Multi Discipline Design. Seamless Integration Design of Audiovisual Interior Acoustic Design Lighting, Excellent Audiovisual Karaoke Experiences with Excellent Acoustic and Miami Style Lighting Design.

Herwin Gunawan Human-Centered Building Performance Consultant 1/23/21 Herwin Gunawan Human-Centered Building Performance Consultant 1/23/21

Interior Acoustic Lighting Design: Sindanglaya Audiophile Music Room

ALTA Integra has finished designed and commissioned a multi-discipline interior acoustic lighting mechanical and electrical for Audiophile Music Room and get Honorable Mention LIT Design Award for the Unique Acoustic QRD Diffuser Lighting

Herwin Gunawan Human-Centered Building Performance Consultant 1/5/21 Herwin Gunawan Human-Centered Building Performance Consultant 1/5/21

Interior Lighting Acoustic Design: Jatinegara Mancave Billiard Karaoke Audio Music Studio

ALTA Integra has finished designed and commissioned a multi-discipline interior acoustic lighting mechanical and electrical for a happy place called Jatinegara Mancave Music Studio Karaoke Home Theater Audiophile Billiard Playground for Families and Friends

Herwin Gunawan Human-Centered Building Performance Consultant 2/14/20 Herwin Gunawan Human-Centered Building Performance Consultant 2/14/20

Potato Head Studios Bali: Bridging European Acoustic Consulting to Local Construction

During the construction of Potato Head Studios Bali, ALTA Integra supported PT Total Bangun Persada by bridging the gap between Royal HaskoningDHV's international acoustic design and local construction practices.

Our role included evaluating locally available acoustic materials, advising on floating floor vibration isolation, and providing technical guidance to ensure the original acoustic design intent was successfully implemented.

The collaboration demonstrates how building physics expertise can transform complex international specifications into practical, high-performance construction solutions.