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Practical Digital Solutions

Software Development

Software projects shown on this page are at different stages of development.

Castello Consultant develops and evaluates practical digital tools for construction, site management, engineering inspection, building maintenance and selected independent applications. Current development is focused on reducing repetitive site administration, improving project traceability and making large volumes of site records easier to organise, search and report.

Items identified as development concepts are not represented as completed commercial products until expressly stated otherwise.

Flagship Development Project

SGB Site Management Plan (SMP)

Simple for the site team. Powerful for project management.

SGB SMP is being developed as a lightweight, chat-first, AI-assisted Site Management Platform for construction, R&R, estate operations, maintenance and term contracts. Site personnel can work in a familiar way — select the location, take a photograph, speak or type, and send — while the platform organises the project record in the background.

Select location→Take photo / speak→AI organises→Management searches→Reports generated
Concept interface preview of the SGB Site Management Plan master page
Concept interface preview — SGB Site Management Plan. Current UI design under development. Final screens and functions may be refined during implementation and testing.
Less phone-storage dependenceProject photographs belong to the project workspace rather than becoming a permanent personal-phone archive.
Less scrolling through chat historySearch project records by location, activity, date, group, issue and status.
Less repetitive form fillingUse quick buttons, voice, photos and inherited context to reduce repeated data entry.
Faster reportingVerified site records can feed weekly, 4-week and other approved report formats.
Continuity when personnel changeProject memory remains with the organisation instead of depending on individual staff phones.
One live workspaceAndroid and PC/web users work from the same backend, permissions and project record.

Use it like a site chat. AI turns it into a structured project record.

A project may contain multiple controlled chat groups for blocks, areas, trades, assignments, consultants, MCST / MA coordination and temporary issues. Users see only the projects and groups that they are authorised to access.

Construction & Project Works

  • General construction
  • R&R and façade works
  • Waterproofing and sealant
  • Painting and coating stages
  • Defects and rectification
  • Inspection and testing records

Estate & Term Contracts

  • Cleaning
  • Landscaping
  • M&E maintenance
  • Pest control
  • Security services
  • General building maintenance

Project Access by Invitation

The free Site App may be downloaded by supervisors, contractors, consultants, MA staff, MCST representatives and other invited participants, but downloading it gives no project access. Access begins only after a secure invitation links the authenticated user to an authorised project, role, chat groups, permissions and access period.

Flexible Management Authority

The Primary Administrator may represent a Project Director, Contract Administrator, Managing Agent, MCST administrator, Owner Representative or another authorised lead role. Managers can be assigned only the projects or service contracts they are authorised to administer.

Multilingual Site Communication

Planned Site App interface languages include English, Simplified Chinese, Bahasa Melayu, Bangla, Tamil, Myanmar (Burmese) and Filipino / Tagalog. Original chat language is preserved while AI-assisted transcription and translation are maintained as derived information.

Private by Design

The software provider is not intended to routinely read customer project chats, photographs or documents. Project access is controlled by the customer's authorised administrators. Temporary support access, where necessary, should be expressly authorised, time-limited and logged.

Ask the Project

Authorised users may eventually ask questions such as:

“Show me Block 5 E2 second-coat photographs.”
“Which areas remain outstanding?”
“What work was completed after rainfall?”
“Prepare the current 4-week report.”

AI answers are intended to link back to the authorised original messages, photographs, documents and other source records for verification.

AI-Assisted Reporting with Verification

AI Draft→Fact Check→Critique→Amend→Human Review→Final Issue

Once a report layout is approved, the format is locked. AI can update and improve the content, but it must not arbitrarily change approved headings, sequence, tables, numbering or presentation without an authorised revision.

Project Photos Belong to the Project

Project photographs, voice notes and documents are intended to be stored in the secure project workspace. Mobile devices retain only the temporary data required for normal operation, reducing dependence on personal-phone storage and making old records easier to retrieve.

Contractor / MA-Controlled Archive

At project or contract close-out, authorised users can export the project archive to their own server, external hard disk, NAS or corporate cloud environment, subject to the agreed close-out and retention process.

Singapore Built Environment Direction

Designed with Singapore's Site Management Platform Direction in Mind

BCA describes Site Management Platforms (SMPs) as digital tools that consolidate construction-site information, support communication and automate documentation across areas such as productivity, quality, safety, time and cost. SGB SMP is being architected with that broader digitalisation direction in mind.

The architecture also reserves a vendor-neutral integration layer for future connectivity with established industry systems, including Autodesk Platform Services and BCA / IMDA's SGBuildex ecosystem. Any direct SGBuildex connection would only be represented after the applicable Site Management Data Standards, API requirements, onboarding and testing have been completed.

Important: SGB Site Management Plan is an independent software-development project. It is not presently represented as BCA-approved, BCA-endorsed or connected to SGBuildex. The product name SGB does not indicate affiliation with SGBuildex or BCA.

BCA: Site Management Platforms →
BCA: SGBuildex →

Development Direction

01 — Simple Site CaptureChat, voice, photographs and quick buttons.
02 — AI OrganisationClassification, translation and searchable project memory.
03 — Project ControlPermissions, invitations, multiple groups and approved location structures.
04 — ReportingWeekly / 4-week reports with source verification and human review.
05 — IntegrationFuture connectivity with specialist industry systems rather than rebuilding BIM/CDE functions.
SGB Site Management Plan Tap the location. Take the photo. Speak. Send. AI does the organising.

Status: Active development concept / architecture and interface design

Other Software Development Projects

Other Projects

Engineering Inspection Tools

PSI / PFI Inspection Tools

Concepts for field records, defect tracking, inspection documentation and report preparation.

Status: Development concept

Drone Inspection Tools

Drone Inspection Records

Concepts for organising drone inspection photographs, approval records and future evidence workflows within SGB SMP.

Status: Development concept

Future AI / Document Intelligence

Contract & Tender Document Assistant

A future concept for AI-assisted document review, scope interpretation, clarification tracking and comparison.

Status: Future development concept

Gaming & Entertainment Software

Baccarat Pro Strategy

A baccarat simulation, study and strategy application using virtual chips only.

Status: Software under development

View application information →

© 2026 Castello Consultant. Software projects shown on this page are separate from the firm's professional engineering consultancy services unless specifically stated otherwise.