Gokbilge Engineering
Engineering complex systems from design to operation
Gokbilge Engineering is an EPC contractor and multidisciplinary engineering company delivering design, installation and commissioning services for energy, industrial and infrastructure projects where technical coordination and field accountability are critical.
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Project lifecycle
From opportunity selection to operational handover
Gokbilge combines international tender and commercial advisory with procurement, engineering, construction control and commissioning. Services are organized around the decisions and risks that change as a project moves from pursuit to execution and handover.
01
Pre-Award & Tender
Opportunity, qualification, tender formation and bid strategy
Decide where to compete, understand the country and Employer, structure the bidder, prepare or review the tender dossier, establish qualification and evaluation controls, build the price and secure the required guarantees before award.
Tender Strategy and Intelligence
Opportunity screening, procurement intelligence and bid/no-bid decision support for international infrastructure, industrial and public-sector tenders.
- Opportunity pipeline and early-stage procurement intelligence
- Country, employer, funding and competition screening
- Structured bid/no-bid gates and pursuit strategy
Country and Counterparty Due Diligence
Pre-bid country-entry, public-employer, payment, sovereign and execution-risk analysis for international projects.
- Country-entry and sovereign-risk screening
- Employer, SOE, funding and payment-chain due diligence
- FX, permits, local-content, land and execution-risk mapping
Bid, Qualification and Compliance Management
End-to-end control of qualification evidence, compliance matrices, technical-commercial submissions and tender deliverables for international bids.
- Qualification matrix and work-experience evidence mapping
- Technical-commercial compliance and clarification management
- Submission schedule, document register and final bid readiness review
JV and Consortium Structuring & Matchmaking
Partner search, capability matching and governance structuring for joint ventures and consortium bids in international projects.
- Partner longlist, capability-gap and qualification matching
- Participation, scope, voting and reserved-matters structuring
- Steering Committee, cash-call, guarantee and default governance
Cost Estimating, Bid Pricing & Cost Engineering
Integrated bid-cost development from quantity and productivity assumptions through logistics, risk, financing, contingency and management-approved tender price.
- Quantity review, unit-rate build-up and productivity-based estimating
- Indirect cost, logistics, customs, escalation, FX, guarantee and financing cost integration
- Risk allowance, contingency, sensitivity analysis and bid-price governance
Tender Bonds, Guarantees and Financial Readiness
Tender-stage analysis of acceptable guarantee instruments, issuer routes, counter-guarantees, validity, cost and guarantee-capacity exposure.
- Acceptable instrument and issuer-route analysis
- Counter-guarantee, correspondent and local-bank structure review
- All-in guarantee cost, collateral and capacity forecasting
Tender Documentation & Employer's Requirements
Owner-side preparation and coordination of technical tender dossiers, Employer's Requirements, BOQs, evaluation criteria, interfaces and acceptance requirements.
- Scope, Employer's Requirements, technical specifications and BOQ coordination
- Qualification, evaluation and tender deliverable structure
- Interfaces, testing, acceptance, data and responsibility definition before issue
Tender Evaluation and Procurement Advisory
Owner-side technical and commercial tender evaluation support from procurement planning through recommendation and contract-award readiness.
- Evaluation methodology, criteria and compliance framework
- Technical, commercial and qualification evaluation support
- Clarifications, comparison reports and award-readiness controls
02
Procurement & Commercial
Subcontracts, sourcing, logistics and commercial formation
Convert the bid into executable packages by controlling subcontractors, suppliers, international sourcing, logistics routes, supply-chain exposure and contract terms before commitments become difficult to reverse.
Subcontractor Strategy, Evaluation & Management
Subcontract package strategy, market mapping, prequalification, tender evaluation, subcontract agreement alignment and performance governance for international projects.
- Subcontract packaging, market mapping, longlist and prequalification
- Technical-commercial evaluation, approved lists and negotiation support
- Flow-down, back-to-back obligations, securities, interfaces and performance governance
International Procurement & Supply Chain
International sourcing, vendor evaluation, procurement planning, expediting and supply-chain control for infrastructure, industrial and EPC projects.
- International sourcing, vendor longlists and technical-commercial evaluation
- Procurement schedules, long-lead-item control and expediting
- Incoterms, origin, customs, inspection, documentation and supplier-risk coordination
Project Logistics & Route Planning
End-to-end logistics planning for international projects, including project cargo, route surveys, ports, customs, heavy transport, storage and site-delivery sequencing.
- Project cargo, route surveys, port and border feasibility
- Heavy-lift, oversized transport, customs, permits and temporary logistics works
- Shipment sequencing, storage, site access and logistics schedule integration
Supply Chain & Logistics Risk Mitigation
Risk identification, scenario planning and mitigation strategies for international procurement and logistics disruptions that can affect price, schedule and contractual performance.
- Supply-chain risk register, criticality and single-point-of-failure analysis
- Alternate suppliers, ports, routes, inventory buffers and recovery scenarios
- Freight, FX, customs, sanctions, political, weather and force-majeure mitigation planning
Contract Strategy and Commercial Advisory
Technical-commercial review of tender contracts, risk allocation, clarifications, negotiations and contract-readiness before award and mobilisation.
- Contract risk and deviation matrix
- FIDIC/EPC/EPCM delivery-model and Particular Conditions review
- Negotiation positions, clarifications and mobilisation obligations
03
Delivery & Contract Control
Engineering, construction, quality, HSE, cost and contractual control
Maintain one control thread across engineering, programme, site supervision, quality, HSE, quantities, payments, permits, utilities, notices, variations and claims while multidisciplinary work moves through construction.
Project Management
Structured planning, coordination, reporting and decision support across multidisciplinary execution.
- Integrated master schedule and milestone control
- Risk, action and change tracking
- Stakeholder reporting for owners, contractors and consultants
Construction Management & Site Supervision
Owner-side and programme-level construction management, contractor coordination, supervision, progress verification and site governance for multidisciplinary works.
- Construction planning, work-front, interface and contractor coordination
- Method statement, progress, resource and site-readiness supervision
- Owner reporting, change visibility, payment-support records and close-out control
Quality Assurance, Quality Control & Inspection
Project quality planning, ITP and inspection control, material traceability, vendor and site quality surveillance, NCR management and turnover-document readiness.
- Project Quality Plan, ITP, hold/witness points and inspection registers
- Material traceability, vendor quality surveillance, FAT and source inspection
- NCR/CAR control, test records and turnover dossier readiness
Project HSE, Environmental & Social Compliance
Project-level HSE and environmental/social control through plans, risk assessments, permit-to-work, subcontractor governance, monitoring, incident management and compliance registers.
- Project HSE/ES plans, risk assessments, method controls and permit-to-work
- Subcontractor HSE governance, inspections, observations and corrective actions
- Environmental/social monitoring, incidents, stakeholder interfaces and compliance evidence
Contract Administration, Claims & Dispute Avoidance
Post-award contract administration, notices, variations, EOT and claim preparation, contemporary records and dispute-avoidance controls for complex projects.
- Notice, variation, claim and contractual deadline registers
- EOT, prolongation, disruption and entitlement-support preparation
- Contemporary records, Engineer/Employer correspondence and dispute-avoidance governance
Commercial Management & Quantity Surveying
Post-award measurement, valuation, payment, variation, cost forecasting and final-account control for remeasurement, lump-sum and EPC contracts.
- Measurement, BOQ administration and interim payment valuation
- Variation pricing, new rates, provisional sums and subcontract valuation
- Cost-to-complete, forecast-at-completion, cash flow and final-account control
Permitting, Land, Utilities & Stakeholder Management
Programme-level management of permits, right-of-way, land access, utility relocation, authority interfaces and stakeholder dependencies for infrastructure and complex construction projects.
- Permit and authority registers with approval-path and critical-date control
- ROW, land access, expropriation-interface and utility-relocation coordination
- Stakeholder, community, local-authority and execution-dependency management
Engineering Consulting
Owner-side and delivery-side engineering coordination for technically demanding programs.
- Design review, scope definition and technical advisory
- Owner's engineering and interface governance
- Construction-stage engineering follow-up
Electrical Engineering
Electrical design, site coordination and delivery support for industrial power and utility systems.
- Power distribution and protection concepts
- Cable, panel and equipment coordination
- Testing support and energization planning
Mechanical Engineering
Mechanical scope planning and site execution support for process and utility systems.
- Piping, equipment and utility coordination
- Installation sequencing across mechanical work packages
- Commissioning support for utility and process systems
Civil and Structural Engineering
Civil works, structural coordination and site integration for technically constrained programs.
- Structural interface planning with mechanical and electrical scopes
- Site logistics and constructability review
- Execution follow-up for foundations, steel and support systems
04
Completion & Handover
Integrated completion, commissioning, performance proof and handover
Drive coordinated field completion through installation, automation integration, testing, commissioning, punch closure, operational readiness and documented handover.
EPC Contracting
Turnkey scope integration and delivery leadership for industrial and infrastructure programs.
- Integrated procurement, interface and contractor coordination
- Commercial, schedule and field-delivery control
- Single accountability from engineering alignment to commissioning readiness
Site Installation
Disciplined site execution across electrical, mechanical, structural and low-current scopes.
- Installation sequencing and work-front planning
- Mechanical, electrical and control-system coordination
- Punch-list and readiness tracking
Testing and Commissioning
Commissioning programs designed for safe start-up, acceptance and operational stability.
- Pre-commissioning and acceptance test planning
- Functional test coordination across interfaces
- Controlled handover and operational readiness
SCADA and Automation Engineering
Control, telemetry and supervisory integration for industrial and infrastructure systems.
- SCADA architecture, I/O definition and system integration
- Protocol mapping and field-device coordination
- Operational dashboards and control-room readiness
Core delivery capabilities
Engineering and delivery capabilities built for accountability
Gokbilge Engineering focuses on execution environments where coordination between design, procurement, site work and commissioning cannot be left to chance.
EPC Contracting
Turnkey scope integration and delivery leadership for industrial and infrastructure programs.
- Integrated procurement, interface and contractor coordination
- Commercial, schedule and field-delivery control
- Single accountability from engineering alignment to commissioning readiness
Engineering Consulting
Owner-side and delivery-side engineering coordination for technically demanding programs.
- Design review, scope definition and technical advisory
- Owner's engineering and interface governance
- Construction-stage engineering follow-up
Project Management
Structured planning, coordination, reporting and decision support across multidisciplinary execution.
- Integrated master schedule and milestone control
- Risk, action and change tracking
- Stakeholder reporting for owners, contractors and consultants
Site Installation
Disciplined site execution across electrical, mechanical, structural and low-current scopes.
- Installation sequencing and work-front planning
- Mechanical, electrical and control-system coordination
- Punch-list and readiness tracking
Testing and Commissioning
Commissioning programs designed for safe start-up, acceptance and operational stability.
- Pre-commissioning and acceptance test planning
- Functional test coordination across interfaces
- Controlled handover and operational readiness
SCADA and Automation Engineering
Control, telemetry and supervisory integration for industrial and infrastructure systems.
- SCADA architecture, I/O definition and system integration
- Protocol mapping and field-device coordination
- Operational dashboards and control-room readiness
Industries served
Delivery experience aligned to operational realities
We deliver multidisciplinary engineering and field execution for energy, industrial, infrastructure and public-sector assets.
Energy
Generation, transmission, distribution and utility environments requiring multidisciplinary delivery discipline.
- Renewable generation
- Hybrid energy assets
- Substation and utility interfaces
Industrial Facilities
Plant upgrades, process-support systems and operational technology programs for production environments.
- Process support systems
- Utility integration
- Operational continuity during execution
Infrastructure
Infrastructure projects where systems engineering and field accountability must stay coordinated.
- Control and monitoring systems
- Field delivery coordination
- Owner and contractor interface management
Public Sector
Public institutions and municipalities requiring traceable scope, governance and delivery discipline.
- Tender-facing documentation
- Controlled stakeholder reporting
- Long-term maintainability
Selected projects
Selected project, engineering and tender references since 1997
A selection of completed EPC, engineering and tender/business-development references across rail, energy and industrial delivery.
Completed project · 2016-2017
Suduragi-Ayranci high-speed railway section, part of the Karaman-Ulukisla line
Construction of 23 route-km of double-track high-speed railway (approximately 46 track-km, design speed >250 km/h) on the Suduragi-Ayranci section, including 1.2 km of NATM tunnel, three viaducts and bridges, four underpasses and five overpasses.
- 23 route-km of double-track railway (approximately 46 track-km); first line completed
- 1.2 km NATM tunnel, three viaducts, nine grade-separated crossings
- Track testing coordination ahead of traffic diversion to the new line
Completed project · 2013-2016
Senkron natural stone processing factory EPC, Afyon
Full EPC delivery of a natural stone processing facility in Afyon, covering process layout, mechanical installation and commissioning.
- Process layout and equipment specification
- Mechanical installation of processing lines
- Commissioning and acceptance testing
Engineering assignment · 2008-2009
Mostar Bridge design and consultancy, Bosnia and Herzegovina
Structural design and engineering consultancy for the Mostar Bridge in Bosnia and Herzegovina.
- Structural design review
- Load and seismic assessment
- Construction-stage technical consultancy
Delivery model
From technical definition to site acceptance
A controlled path from engineering intent to operational handover
The operating model combines scope definition, interface governance, installation planning and commissioning readiness into one delivery thread.
- Bid and technical scope alignment
- Owner, consultant and contractor coordination
- Field execution visibility and readiness control
- Testing, acceptance and handover discipline
Integrated delivery accountability
Engineering, field execution and commissioning are structured to stay aligned from scope definition through handover.
Multidisciplinary coordination
Electrical, mechanical, civil, automation and low-current systems are coordinated as one delivery program.
Tender-ready engineering discipline
Documentation, supervision and interface management are prepared for investor, owner and procurement scrutiny.
Engineering disciplines
Electrical, mechanical, civil and automation scope under one program view
SCADA and Automation Engineering
Control, telemetry and supervisory integration for industrial and infrastructure systems.
- SCADA architecture, I/O definition and system integration
- Protocol mapping and field-device coordination
- Operational dashboards and control-room readiness
Electrical Engineering
Electrical design, site coordination and delivery support for industrial power and utility systems.
- Power distribution and protection concepts
- Cable, panel and equipment coordination
- Testing support and energization planning
Mechanical Engineering
Mechanical scope planning and site execution support for process and utility systems.
- Piping, equipment and utility coordination
- Installation sequencing across mechanical work packages
- Commissioning support for utility and process systems
Civil and Structural Engineering
Civil works, structural coordination and site integration for technically constrained programs.
- Structural interface planning with mechanical and electrical scopes
- Site logistics and constructability review
- Execution follow-up for foundations, steel and support systems
Our clients
Reference clients from completed EPC and engineering projects
Technology relationship
Gokbilge Engineering and Gokbilge Tech
Gokbilge Tech is a subsidiary of Gokbilge, developing software, intelligent hardware and applied technology products.
Visit Gokbilge Tech