Tartan Field- OMF, Offshore North Sea

Overview

Objectives
• Revise the geological& simulation fieldmodels
• Identify future development& near field options
• Identify gas source for gas lift purposes
• Review the facilities integrity, upgrade evaluation
• Identify the LTRO on the main Tartan field

Outcome & Client Benefits
Abcreste Consulting Role
Field Review & Development Options: Tartan Field ; OMF, North Sea

KEYWORDS: Producing field, Redevelopment options, LTRO study, Offshore North Sea,
Infill well opportunities, Gas lift resource options, Facilities integrity/Upgrade
Case Study: York Field

Overview

Objectives
• Review existing development plan
• Build a new dynamic model
• Identify development options
• Recommend optimal development plan

Outcome & Client Benefits
Abcreste Consulting ’ Consultant Role
Field Review & Development Options: Tartan Field ; North Sea

KEYWORDS: Green field, Redevelopment options, North Sea, Gas, Optimal development
Case Study: Sand production and Water Hammer Study

Overview

Objectives
• Provide input to geo-mechanics for formation fracture analysis.
• Determine sand transportation and bedding pattern.

Outcome & Client Benefits
Abcreste Consulting & Partners Role
Wellbore Water Hammer Effect and Sand Production & Deposition in Pipeline

KEYWORDS: Flow Assurance, Geo-, Mechanics, Sand Production, Water Hammer, Injection Wells, Subsea, OLGA
Case Study: Feasibility study across 2 ultra deep offshore blocks

Overview

Objectives
• Validate and Re-evaluate reserves, by providing ZAIL independent view
• Phased drilling by rigorous well optimisation (location, timing and count)
• Facilities flexibility and scalability
• Economics- Reducing upfront CAPEX, maximising facilities Ullage, maintaining production plateau as long as possible

Outcome & Client Benefits
Abcreste Consulting ’ Consultant Role
Field Review & Development Options - Block 31 & Block 16

KEYWORDS: Green field, Redevelopment options, Ultra deep water,
Offshore Angola, Feasibility study, Oil and Gas, Optimal development
Case Study: Partial Sale of Zarat Block
Overview
Objectives
• Cover a portion of the cost of on-going exploration and development funding via cash and development carry.
Outcome & Client Benefits
• An upfront cash consideration of USD 23 million;
• Additional cash payment of USD 93 million contingent on development of the Zarat field; and
• Contingent payments of up to USD 133 million following successful project developments upon achieving certain targets.
Abcreste Consulting Role
MULTI-DISCIPLINED

KEYWORDS: Strategic Negotiation, Sale & Purchase Agreement, Farm-Out Process,
Tunisia, Multi-Disciplined, Information Memorandum
“I am pleased with the contribution of
Abcreste Consulting duringthe whole farmout
process from the early preparation to the
final SPA negotiation.Abcreste Consulting
worked very well with the PA Resources team
and other advisors andmade a significant
contributionto the successfuloutcome of this
initiative. I value their insight, Abcreste
Consulting and the depth of their experience
across the commercial and technical
spectrum. I willwork with them again.”
Slimane Bouabbane, VP, Projects &
Investments PA Resources