Hausmark

Design of Schatz

Branch Visited: 33 Ubi Ave 3, #07-35 Vertex Tower B, Singapore 408868

Core Licenses & Registrations:

Other notable Certifications:

Essential Renovation Credentials for Singapore Homeowners
  • HDB license – mandatory for all HDB flat renovations
  • bizSAFE – not required by HDB, but some building managements prefer Level 3 contractors
  • BCA approval – needed for window works in HDB flats and structural works in private properties (via a Qualified Person)
  • CaseTrust – optional, but assures fair practices and consumer protection
  • ISO 9001:2015 Certification: Often required for larger-scale projects, especially in government or commercial tender

Together, these are the key accreditations to check before starting any renovation project.

Hausmark Accreditations

DOS demonstrates the consistency, care, and transparency expected of a Hausmark 1-Seal renovator, delivering strong professionalism, thoughtful design, clean workmanship, and a homeowner-friendly payment structure that collectively reflects Seal-worthy reliability.

Renovator’s Snapshot

DOS is a Singapore-based interior design and renovation firm incorporated in August 2014, offering design-and-build services with a strong focus on residential interiors. Schatz as we understood, stands for Treasure, with their slogan transforming spaces into treasured places. Their design approach centres on clean, contemporary spaces shaped by practicality, proportion, and coherent material palettes, consistently prioritising functional space planning, streamlined carpentry, and visually calm compositions over loud or thematic concepts.

Our Testimonial for Design of Schatz (DOS)

DOS delivered a consistently strong experience across professionalism, design, workmanship, and transparency — from “natural requirement gathering woven smoothly into casual conversation” to clean, low-formaldehyde carpentry with thoughtful child-safe detailing. Their simple yet practical design philosophy, smart space-saving ideas, and clear, itemised pricing, including a CASETrust-aligned six-stage payment schedule, reflect a renovator that is both skilled and deeply attentive to real-life needs.

Recommended Profile Fit

Ideal for homeowners who value practical, safety-minded design, appreciate clear explanations, and want a renovator who thinks deeply about real-life habits, especially families with young children or anyone who prefers collaborative discussions, clean workmanship, and transparent, itemised costing.

Hausmark Evaluation Summary

Assessment Approach
This evaluation is based on showroom assessments and targeted site observations and does not constitute a full review of end-to-end project delivery performance. Nevertheless, the methodology is considered adequate, as the showroom presents an intentional and consistent representation of the organisation’s stated quality standards, while the site environment provides evidence-based insight into actual execution practices. Personnel engaged across these touchpoints are regarded as formal representatives of the organisation’s expected service standards and professional norms.

Category Score (1-10) Hausmark Inspectors’ Experience - At A Glance

Professionalism

8.0

  • Natural requirement-gathering is woven smoothly into casual conversation.
  • Practical, safety-minded advice tailored to real-life needs.
  • Prepared yet flexible layouts to encourage open discussion.
  • Clear solutions for tricky layouts with concise pros and cons.

Customer Engagement

9.0

  • Warm, easy interaction from the first walk-in.
  • Natural, non-intrusive requirement gathering through casual conversation.
  • Clear, patient explanations with practical, maintenance-focused guidance.
  • Helpful visual aids

Project & Site Management

8.0

  • Clean, low-formaldehyde carpentry with thoughtful child-safe curved edges.
  • Repeat-customer trust is reflected through returning homeowners and family referrals.
  • Active site management

Design Standards

8.4

  • Simple, practical design focus grounded in real-life needs.
  • Smart concealment and space-saving ideas like hidden kitchens and retractable elements.
  • Thoughtful spatial planning with attention to walkways and converging walls.
  • Light-enhancing materials

Eco-Social Responsibility

5.0

  • Uses low-formaldehyde eco wood for all carpentry.
  • Shows a genuine commitment to healthier indoor environments and higher-quality, environmentally compliant materials.

Showroom Quality & Craft

7.0

  • Appointment-only showroom tucked in an industrial building.
  • Simple, bold, personality-filled space with tasteful colour contrasts and Lego displays.
  • Calm, private atmosphere

Fair Pricing & Terms

8.0

  • CASETrust-aligned six-stage payments that lower risk and track real progress.
  • Clear, itemised quotation with mid- to higher-tier pricing justified by quality materials.

Post-Project Support

8.0

  • 12-month warranty

Online Presence

5.0

  • Positive but modest online presence with no high-risk feedback.
  • Low review volume that can be strengthened.
  • Opportunity to grow the brand

Video Interview / Showroom Tour

Terms of Use

Purpose

The purpose of this report is to provide the reader with insights, evaluations, and recommendations that highlight strengths to support informed decisions regarding design, service delivery, project execution, and fair pricing of the ID/renovator. 

Basis of Assessment

This report has been carefully crafted by HAUSMARK as a professional independent assessment of the renovator’s performance across five HAUSMARK-defined critical pillars: leadership, professionalism, service quality, design standard, and integrity. These pillars represent the foundation of excellence in the renovation industry and serve as our basis for evaluating both operational practices and creative outcomes.

Evaluation is conducted by HAUSMARK at the time of inspection and reflects the professional observations and personal experience of our appointed inspectors. The information contained herein reflects HAUSMARK’s independent analysis and professional judgment at the time of preparation, based on the conditions observed and available public information. In addition to inspector assessments, our basis also incorporates community feedback, tip‑offs, and insights gathered from public review sources. This holistic approach ensures that our evaluations capture both expert judgment and the lived experiences of the wider community.

Usage Policy

HAUSMARK is committed to delivering objective, high‑quality evaluations that serve as a reliable foundation for design considerations and future planning. While every effort has been made to ensure accuracy and relevance, this report should be regarded as a reference guide rather than an absolute directive. While this content is intended for reference, customers should exercise their own due diligence to assess and evaluate renovators before commitment. HAUSMARK is not liable for any malpractice, contractual disputes, or runaway situations, as all project engagements are independently managed between clients and the renovation company.

Intellectual Property

This document is strictly for their personal reference. The contents, including all written analysis, data, and design recommendations, are proprietary to HAUSMARK and protected under applicable intellectual property laws. No portion of this report may be copied, reproduced, transmitted, or shared with third parties in any form — whether digital or printed — without prior written authorization from HAUSMARK. Unauthorized use, duplication, or distribution of this report is prohibited and may result in legal action.

Tip-offs and other information

If your experience with this renovator was something different or would like to provide additional information, you are encouraged to share your feedback through our Tip‑Off channel at idwatch@HAUSMARK.com.sg for further review. All feedback is treated with the highest confidentiality.

By referencing this report, the reader acknowledges and agrees to these Terms of Use.

 

By order of HAUSMARK Inspector Team

Photo Quality Note
Hausmark does not accept renovator-submitted or marketing photographs. All images are captured exclusively by our inspectors during on-site evaluations. As a result, they are authentic records of actual conditions and may not reflect studio-quality standards.

Share Your Experience With Us

Should you encounter a different experience, we welcome your sharing through our tipoff channel. 

We simply ask that the platform is used responsibly, deliberate misuse may be reported to the authorities.

Submit a confidential tipoff