A 100% BLACK WOMAN-OWNED TECHNICAL-SERVICES COMPANY

Protect, Maintain, and Improve Your Buildings.

Integrated Technical Services • Project Delivery • Building Maintenance

22+ Yrs Electrical & Tech Ops Certified CoC Compliance Single Accountable Interface
22+
Years Electrical & Tech Ops
16+
Years FM Leadership
R300m+
Capital-Upgrade Portfolio
R60m+
Annual Budget Managed

Who We Are

A practical partner for technical stakeholders.

Duzzle Trading and Projects is built around understanding the client requirement, defining the work, coordinating delivery, verifying completion, and supporting ongoing maintenance and improvement.

Our Purpose

To reduce uncertainty created by fragmented contractors, unclear responsibility, and poorly defined scopes. We turn reactive defects into prioritised, budgeted, and managed work.

Our Vision

To give customers better solutions and faster service, with exceptional delivery turnaround times that provide clients with peace of mind.

Our Mission

To operate to high standards of ethical conduct while delivering dependable services, supporting community development, cultural diversity, and personal integrity.

100% Black Woman-Owned CIPC Verified
Betty Sema
Managing Member • Facilities Management Specialist
22+ Years Technical & Electrical Operations Leadership
Level 1 B-BBEE
135% Recognition
Statutory CoC
SANS 10142 & OHS
Single Accountable
Direct Principal Lead
24/7 SLA Triage
<60 Min Response

Our Core Values

Honesty & Integrity
Innovation
Quality Focus
Accountability
Passion & Collaborative Teamwork

Service Portfolio

Core Technical Services

Integrated building services delivered across maintenance, upgrades, installations, and renovations.

Hydraulics & Water
24/7 Rapid Leak Triage

Plumbing Services

Geyser, toilet and leak repairs; pipe repairs and installations; sewage systems; emergency plumbing; hot-water tanks and bathroom plumbing.

Leak Detection Industrial Geysers Drainage
24/7 Rapid Response Request Service
3-Phase & Compliance
Certified CoC Issuer

Electrical Maintenance

Three-phase installations; emergency lighting; fault-finding; inspection & testing; electrical CoCs; domestic & industrial work; rewiring & surge protection.

Electrical CoC Distribution Boards Surge Protection
Registered Electricians Request Service
Roofing & Envelopes
Torch-On Membrane

Painting & Waterproofing

Painting contracting; interior drywall/skimming; exterior board skimming; torch-on waterproofing; cornices; roof repairs & gutters.

Torch-On Membrane Facade Skimming Gutter Sealing
Guaranteed Seal Request Service
Alterations & Fitouts
Turnkey Execution

Building & Renovations

Additions and extensions; building and construction; concrete slabs; demolition and clearance; renovations, damage repair & site preparation.

Concrete Slabs Tenant Fitouts Clearance
Turnkey Execution Request Service
Flooring & Cladding
Precision Leveling

Tiling & Paving

Professional indoor and outdoor tiling, comprehensive floor and wall tiling, high-quality cladding, and robust paving solutions.

Large Format Tiles Heavy Paving Stone Cladding
Precision Leveling Request Service
Climate & Cold Rooms
Critical Climate SLA

HVAC & Refrigeration

Supply, installation and repair of air conditioners. Cold rooms, freezer rooms, commercial refrigeration and server-room cooling capabilities.

Rooftop Chillers Cold Storage Server Cooling
Critical Climate SLA Request Service
Core Approach

Facilities & Asset Management

Preventive maintenance, SLA governance, contractor management, asset registers, and lifecycle planning are positioned as a core approach to keeping building systems in peak operating condition.

Preventive Maintenance Programs
Contractor SLA Oversight
Digital Asset Condition Registers
Capital Lifecycle Planning
Asset Operations Hub
Governance & Condition Register
Online
Preventive SLA
Scheduled audits
100% Verified
Contractor governance
Asset Registers
Lifecycle condition
24/7 Triage
<60m Dispatch
Telemetry: 99.98% Uptime Single Interface

Track Record & Capability

Project Delivery Portfolio

Proven execution across complex commercial facilities, multi-discipline technical upgrades, and infrastructure maintenance.

Commercial Facilities
45,000m² Campus

Corporate Office Park Facilities Renewal

Turnkey facility audit, preventive maintenance schedule, and full mechanical & electrical lifecycle management.

Status: Delivered R45M Portfolio
Electrical & CoC
11kV Substation

3-Phase Substation & Switchgear Upgrade

Main distribution board replacement, surge protection, load balancing, and full statutory CoC certification.

Status: Certified Zero Downtime
HVAC & Chillers
Tier-3 Server SLA

Central Rooftop Chiller & Server Cooling

Commercial chiller commissioning, precision server-room temperature control, and scheduled SLA servicing.

Status: Active SLA 99.9% Uptime
Envelope & Roofing
4-Ply Torch Membrane

Torch-On Membrane & Parapet Sealing

Multi-layer torch-on waterproofing, expansion joint treatment, and exterior weather-resistant architectural coating.

Status: Warrantied 10-Yr Guarantee

How We Deliver

A Proven 6-Step Model

Assess the asset. Define the actual need. Deliver the right solution. Sustain performance.

1

Assess

Condition, risk and operational consequence

2

Plan

Priorities, scope, budget and programme

3

Engineer

Design, specification and approvals

4

Deliver

Procurement, installation and quality control

5

Hand Over

Testing, records, training and close-out

6

Improve

Maintenance, performance and lifecycle renewal

One Accountable Contact

A clear client interface from consultation through project close-out.

Asset-First Advice

Condition, risk and business consequences are understood before work is recommended.

Lifecycle Thinking

Recommendations consider reliability, energy, remaining life and future capital needs.

Contact Us

Get in touch with our team.

Turn reactive building defects into scheduled, managed solutions. Reach out for a site assessment, technical specification, or facilities SLA consultation.

Telephone

079 521 1750

Headquarters

Philipnel Park, 0183
Pretoria, Gauteng

Request a Technical Proposal

Complete the brief scope below and our technical advisory team will respond within 24 business hours.

Duzzle
Trading & Projects CC
Est. 2010 • Reg: 2010/040470/23

Corporate Credentials Verified CIPC

Registered Entity
Duzzle Trading and Projects CC
Registration No.
2010/040470/23
Ownership Structure
100% Black Woman-Owned
B-BBEE Status
Level 1 Contributor (135% Recognition)
Executive Leadership

Betty Sema

Managing Member • Facilities Management & Procurement Specialist

Backed by 22+ years of electrical and technical operations, and over 16 years of Facilities Management leadership. Partnered with Principal Technical Advisors, Certified Project Managers, and Registered Installation Electricians.