COMPANY PROFILE

MABRO ENGINEERING & TECHNICAL SERVICES CC

Specialists in Petrochemical, Oil, Gas, and Water Services

Company registration number: 2009/107214/23

VAT registration: 4550260527

Tel: +27 11 824 3182

Fax: +27 11 824 2858

Email: nathan.shago@mabro.co.za

Website: www.mabro.co.za

Postal Address:

PO Box 1607

Germiston

1401

Physical Address:

284a Dekema road

Unit E7

Dekema Park

Wadeville

South Africa

1428

Mabro Engineering and Technical

Services previously traded as

MENTS, here and after referred to

as MABRO; is a fully South African

services company for the

petrochemical, oil & gas, mining,

and water industries. The company

has been operational since 2009

and offers specialized services for

plant, pipelines, piping and pipeline

specials to the fore mentioned

industries.

Introduction

Our services include design and project management for the fabrication of pipe components and

(headers/pig traps), pressure testing, pre-commissioning, leak detection, pipeline condition

assessment, commissioning, nitrogen purge, tube inspection, pigging, decommissioning,

cathodic protection.

• Testing (including hydro static testing) and commissioning of pipelines and hydro carbon

systems in general.

• Drying and pre-commissioning

• Nitrogen purge for drying or creating inert environment.

• Supply of welders, mechanics, and fitters.

• Tube inspection for metal loss or general corrosion.

• Pipeline condition assessment.

• Pigging of pipelines.

• Supply of different types of pigs, valves, and flanges.

• Gul inspections for pipelines.

• Phased array corrosion mapping.

• Acoustic leak detection.

• Cathodic protection of underground structures and storage tanks to prevent corrosion,

including ECDA.

• Design, Fabrication and Installation of pipeline components.

• Condition Assessment

1. Management Our top management includes the 2 directors of the company who are also fully devoted to the

day to day running of the business.

Ernest Madhlophe (MD) Nathan Shago (Technical Director)

Ernest Madhlophe: Managing Director

He has been involved in multi million rand projects for both local and international clients. He

boasts about 12 years of experience on projects in pipelines and chemical plants. He has worked

in different positions including Project Engineer, Senior Project Engineer, Functional manager,

and Project Manager. My involvement on projects include the construction of the 26 inch by 865

km MSP pipeline (CP), integrity assessment Natural gas pipelines in Nigeria, integrity pipelines

for Sasol Ethylene pipeline, Natural gas pipeline, Propane pipeline. Other projects include the

GNP project (Sasol), CP audit (Songas, in Tanzania), SCC (Sasol), CP audit (Sasol), NMPP

(Transnet), South Coast Gas Development (Petrosa), Kizomaba C (BP Angola),

CONSTRUCTION OF THE METOLONG DOWNSTREAM CONVEYANCE SYSTEM PROJECT,

48 inch by 84 km North to South carrier (Botswana) and others.

Nathan Shago: Technical Director

He has been involved with maintenance of refineries and pipeline management for about 9 years.

He holds a BEng and BEng Honours degree from the University of Pretoria. His experience

includes serving as a metallurgical engineer at Sasol Synfuels in Secunda, CP monitoring and

upgrade for a 16” x 204 km natural Gas Pipeline for Songas, and various hydro tests on water

pipelines.

2. BBBEE CONTRIBUTION • The company is a level 1 BBBEE contributor

• We are 100% black owned by two previously disadvantaged black individuals

3. Strategic Partners

Mabro Engineering and Technical Services (MABRO) provide an all-inclusive pipeline specialist

services package. Together with our partners we offer divers services and a big pool of expertise

to our clients.

MABRO has in-house qualified Project Managers, precommissioning engineers, Test engineers,

Metallurgical engineers, Pipeline supervisors, Mechanics, DCVG surveyors, Cathodic protection

(CP) technicians, etc.

MBILI Engineering

MBILI engineering was founded by Mr Zweni Masilela in 2007. Mr Masilela has been a

professional engineer, specialising on pipelines for more than twenty years. Together with Mbili

Engineering we are able to offer design for cathodic protecting and maintenance manuals for

pipelines and storage tanks.

TRECOIL Srl

With Trecoil we are able to offer pipeline inspection services including pipeline geometry, pipeline

features, intelligent pigging which includes metal loss and general corrosion.

With Trecoil; MABRO is also able to serve the European and Middle Mast countries.

4. Recent Projects

Rand Water pipelines, South Africa

Main Contractor of Zwartkopjes system, (ZKZ), Vereeniging systems (VGZ) Zuikerbosch system

(ZBZ) and Raw Water system (RWZ) Integrated Asset Management for Rand Water pipelines.

MABRO Scope

• Visual - Inspection Survey (also referred to as “Pre-inspection”).

• Drained CCTV Inspections

• Flow Measurement and System Mass Balance.

• Transient Pressure Monitoring.

• External Corrosion Direct Assessment (ECDA).

• External Steel wall thickness.

• NDT Inspections Magnetic Flux Leakage (MFL), Handheld EC and Positive Material

Identification.

• Mechanical and chemical testing.

• Engineering evaluation.

• Integrity management.

• Chamber assessment.

• Installation of RFID Tagging.

• Ground penetrating radar survey work.

• Condition assessment for mechanical equipment.

• Additional Services identified at Chamber assessments related to Surge tanks and

pressure vessels.

• Additional Services identified at Chamber assessments related to CP structures.

• AC Interference Studies and Design and AC Interference Studies and Design.

• Conventional Leak detection: non-disruptive.

• Additional Services identified at Chamber assessments related to Flow meters.

• Additional Services related to Environmental issues and compliance.

North to South Carrier pipeline, Botswana

Government of Botswana Ministry of Minerals, Energy and Water Resources

AN EPC contract awarded to CWJV which was a joint venture between WBHO CCC for the design

and construction of the 48 inch by 84 km of water pipeline. The project also included the design

and construction of a reservoir.

MABRO Scope

Hydro static testing of individual sections of pipe sections in relation to their natural ground level

testing with specific reference to the following activities:

• Filling and Dewatering of Test Sections

• Hydrostatic Testing of Pipeline Sections

• Safety and Environment

• Valve functionality for the scours and air valves

• Pigging

Resources

• MABRO Project Manager: Ernest Madhlophe

• MABRO Project Engineer: Nathan Shago

• MABRO Supervisors and Technicians: Various

• MABRO Site Vehicles: four off

• CWJV opted to provide the hydro test equipment and instrumentation.

PNG-LNG EPC5A ONSHORE PIPELINES

The project included Engineering, Procurement, Construction and Pre-commissioning of a

pipeline system comprising of two main sections. In the south of the project: 58 kilometres of 32"

diameter and 25 kilometres of 34" pipeline sections between Kutubu and Omati landfall including

a swamp portion of approximately 10 km at Omati. In the North of the project: 101 kilometres of

32’’ and 104 kilometres of 8" pipeline sections, mainly in virgin territory with no existing

infrastructure ; 9 kilometres pipeline sections from 2’’ to 22” ; 12 kilometres of 10’’ pipeline section

between oilfields of Kutubu & Gobe and the LNG pipeline.

Mabro Engineering and Technical Services’ Scope

MABRO was involved with the Precommissioning of all cross country pipelines and facilities. This

included the following activities:

• Pre-cleaning

• Gauging

• Filling

• Testing

• Dewatering

• Drying

• Caliper surveys

26” X 127 KM ROMPCO PIPELINE IN MOZAMBIQUE

The Construction of a 26 inch diameter underground coated steel pipe line 127 km long. The pipe

line will be next to (10m away to the eastern side of) the existing 26 inch diameter pipeline from

Temane to Secunda. The pipe line ties in at the Central Processing Facility (CPF) at Temane and

at the first scraper trap station STS1 about 127km to the south.

Mabro Engineering and Technical Services’ Scope

MABRO was involved with the Precommissioning of all cross country pipelines and facilities. This

included the following activities:

• Pre-cleaning

• Gauging

• Filling

• Testing

• Dewatering

• Drying

CONSTRUCTION OF 26” NATURAL GAS ALL WELDED STEEL PIPELINE BETWEEN

SECUNDA REQUEST FOR QUOTATION RFQ 994/100 Works Information AND

SASOLBURG

The project entailed the installation of a 26 inch gas pipeline transporting natural gas from

Secunda to Sasolburg for the expansion of the existing Gauteng network. The pipe material is

API5L Grade X52 with varying wall thicknesses as indicated on the alignment sheets. The majority

of the wall thickness is 9mm with sections of 10.7mm and 16.1mm. The pipeline is designed

according to ASME B31.8 with a design pressure of 70barg.

Mabro Engineering and Technical Services’ Scope

MABRO was involved with the Precommissioning of all cross country pipelines and facilities. This

included the following activities:

• Pre-cleaning

• Gauging

• Filling

• Testing

• Dewatering

• Drying

• Nitrogen Purge

Integrity Assessment of the 16” x 203 km Naturals Gas Pipeline (Songas, Tanzania)

Project Scope

1. Phase (I)a: Initial Survey

a. Accompany aerial (helicopter) survey of Wayleave Dar es salaam

b. Review of summary report of results of visual survey

i. presence/absence of cathodic protection posts

ii. other visual features of note

2. Phase 1b: Post-pigging Songo Songo Island

a. Review results of Rosen and AHAK reports

b. Propose repair/ mitigation measures for corroded pipework in sea-shore zones

c. Advise on programme of subsequent routine pigging

i. Types of pigs

ii. Frequency of pigging

iii. Frequency of electronic pigging

3. Phase IIa: Cathodic Protection Survey

a. Perform a full survey of the wayleave

i. Physical state of cathodic protection

1. Km markers

2. Valve stations

3. GMS measurement of cathodic protection posts and pipeline route

features

ii. Electrical state of cathodic protection

1. Km markers

2. Valve Stations

iii. Report of physical and electrical status including:

1. Recommendations for repair

2. Future frequency of measurement

3. Future frequency and scope of preventative maintenance

4. Phase IIb: Pigging Mainland

a. Proposals for first pig runs

b. Review of results of first pig run

c. Proposals for the main pigging programme

5. Phase III – Pipeline Management System

a. Proposal for software

b. Proposals for data format structure and upload

6. Future Proposals

a. Strategy for developing and implementing a PMS.

16” CP Anode Groundbed Replacement for Engine Refinery

Project Scope

• Survey and design of 2 anode groundbeds complete with one (1) new potential control

TRU at SAFOR; complete with Coupons and reference electrodes.

• Energising and completion of SAT works for the (2) new Anode Groundbed installations

on ENGEN 16” crude line CP System.

• Commissioning and balancing of the entire ENGEN Crude line servitude CP system.

• Decommission and disconnection the old redundant anode ground bed.

• As a minimum a pipe-to-soil potential survey shall be carried out along the entire

ENGEN Crude Pipeline route taking into consideration the necessary IR Drop effects

ECDA Surveys on Rand Water’s NB 1600 B6 and B10 Pipelines

MABRO conducted a DCVG survey, Pipe to soil potentials, and soil resistivity of the B6 and B10

pipeline which is owned by Rand Water. The pipeline has an outside diameter of 1600 mm and

is externally coated with fusion bonded epoxy. The pipeline runs parallel to another Rand water

Pipeline, B10, for the stretch that was surveyed.

Mabro Scope

• DCVG survey

• Soil Resitivity surveys

• Defect Identification

• Reporting

5. Clients

Some of our main clients include the following companies:

• Spiecapag

• WBHO

• Group five

• WK Construction

• Songas

• Rand Water

• Engine Refinery

• Currently on the Vendor list for PetroSA

6. Quality

MABRO is dedicated to quality and continuous process improvement for both clients and

employees. We currently have our own in-house quality management system. Our responsibility

is to ensure that through established standards and measurements, the level of quality at MABRO

matches or exceeds our clients’ expectations.

We develop quality awareness through process improvements, training, measurements and

development for our employees.

Quality is an integral part of our commitment to world-class products and client service. Our quality

process includes:

• Researching improvements to add to the quality of our products.

• Provide our customers with products and services that meet or exceed their quality

requirements

• Dedication in all our services

• Ensure quality and transparency in everything we do.

7. Safety and Environmental Management

MABRO believes that Safety & Environmental control is the direct result of the normal process of

good management which is basically:

a) Describe and plan the task effectively;

b) Provide the correct environment and equipment;

c) Educate each employee in his own duties and responsibilities;

d) Control and correct all deviations from the plan immediately.

e) A Company that is responsible to the environment.

Where there is conflict, matters of Health, Safety & Environmental control takes priority to matters

of service, quality or efficiency.

8. CONTACT PERSON

Nathan Shago

284a Dekema road, Unit E7 Dekema Park

Wadeville, Germiston, South Africa

1428

Tel: +27 11 824 3182

Fax: +27 11 824 2858

Mobile: +27 82 845 9920

Email: Nathan.shago@mabro.co.za