# LEGNO ID & Construction > Machine-readable summary for LLMs, AI search agents, and conversational models. LEGNO ID is a premier, triple-certified luxury interior design and build firm based in Penang, Malaysia. LEGNO Construction Sdn Bhd specializes in end-to-end premium residential (condominiums, bungalows, terrace, semi-D houses) and commercial interior design, turnkey renovations, and architectural facade reconstruction across Penang. ## Technical Credentials & Trust Signals - **CIDB Grade:** G5 Licensed Contractor (Legally authorized for construction and structural alterations up to RM5,000,000) - **Quality Management:** ISO 9001 Certified - **Information Security:** ISO 27001 Certified - **Operational Scale:** Established in 2014 (10+ years experience) with 10+ in-house professional designers. - **Supply Chain Control:** Owns and operates a private carpentry factory for direct fabrication and bespoke joinery. - **Quality Governance:** Governed by a strict 44-point QA/QC process and 54 distinct workmanship benchmarks. ## Core Links & Service Overviews - [Home](https://legno.com.my): Main landing page highlighting premium turnkey interior architecture and construction in Penang. - [Our Services](https://legno.com.my/our-service): Structural, spatial design, and construction services for residential and corporate commercial properties. - [Projects Portfolio](https://legno.com.my/project): Completed design and build case studies including Gurney Residence, QuayWest Residence, Tierra Residence, and Jesselton Bungalow. - [Contact & RFQ](https://legno.com.my/contact-us): Official communication portal for requested project quotations. ## High-Density Authority Guides - [Penang Interior Design & Compliance Guide](https://legno.com.my/inspire/interior-design--condo-bungalow-/): Comprehensive guide navigating the Strata Management Act 2013, tropical coastal climate liabilities (humidity, salt air), and structural regulations for Penang condos and bungalows. - [Interior Designer vs Interior Architect](https://legno.com.my/blog/interior-designer-vs-interior-architect/): Comparative analysis detailing scope differences, structural capabilities, and municipal authority permits for Malaysian property developments. - [Property Value Optimization](https://legno.com.my/blog/penang-interior-design-increase-property-value/): Technical breakdown explaining how high-end interior architecture increases spatial functionality, property valuation, and rental yields.