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Full-spectrum EPCM solutions — from multidisciplinary engineering and procurement through construction supervision, project management, and contract administration.

NorthStar Engineering Firm is a multidisciplinary EPCM company providing comprehensive engineering, procurement, construction management, and project management services for industrial projects. Founded in Tunisia, we serve clients across North Africa, West Africa, and Europe.
Beyond engineering design, we provide full project management support, contract and subcontract administration, claims management, procurement coordination, and construction supervision — delivering turnkey solutions from feasibility through commissioning.
To be a leading EPCM firm recognized for innovation, quality, and sustainable solutions across all project phases.
Delivering cost-effective, integrated EPCM solutions that exceed client expectations from concept to commissioning.
The principles that drive every decision and every project we undertake
We deliver engineering excellence through rigorous standards, continuous improvement, and unwavering commitment to quality in every deliverable.
Providing our clients with cost-effective projects through optimized processes, smart resource allocation, and innovative engineering solutions.
We believe in harmonious relationships and build them through integrity, transparency, and mutual respect with all stakeholders.
End-to-end project delivery covering Engineering, Procurement, Construction, and Management — we handle the complete project lifecycle.
Multidisciplinary Design
7 engineering disciplines delivering integrated design solutions from concept through detailed engineering.
Supply Chain Management
Vendor evaluation, technical bid analysis, expediting, inspection, and logistics coordination.
Site Execution & Supervision
Construction management, site supervision, quality control, progress monitoring, and commissioning.
Project & Contract Control
Full project management, contract administration, subcontract management, and management support.

From feasibility studies through commissioning, our integrated approach ensures seamless project execution with full engineering, procurement, construction, and management support.
Comprehensive multidisciplinary engineering covering concept design through detailed engineering
Process simulations, P&IDs, heat & mass balance, equipment sizing, HAZOP studies, and process optimization.
Pressure vessel design, heat exchanger calculations, piping stress analysis (CAESAR II), pipe support design.
Steel structure design, foundation engineering, concrete design, structural analysis (STAAD.Pro, Robot).
Power distribution, single line diagrams, cable sizing, lighting, earthing & lightning protection.
Instrument selection & sizing, control system architecture, DCS/PLC, instrument datasheets.
Fire protection, fire & gas detection, safety studies (HAZID, SIL), environmental impact assessments.
Our project management team provides end-to-end project controls — from initial planning and scheduling through cost management, risk mitigation, and progress reporting. We ensure your project stays on track, on budget, and on time.
Whether embedded within your team or managing independently, our PMs bring Primavera P6 scheduling, earned value management, and stakeholder coordination expertise to every engagement.

WBS development, critical path analysis, Primavera P6 scheduling, milestone tracking, and resource planning.
Budgeting, cost forecasting, earned value management (EVM), variance analysis, and change order management.
Risk identification, qualitative & quantitative analysis, mitigation strategies, and risk register maintenance.
KPI dashboards, weekly/monthly progress reports, S-curve analysis, and stakeholder communication.
Engineering document management, transmittal tracking, revision control, and project correspondence management.
Cross-discipline coordination, stakeholder alignment, interface registers, and multi-party communication.

Our contract management team provides comprehensive contractual support — from contract preparation and administration through claims management, dispute resolution, and subcontractor coordination. We protect your interests throughout the project lifecycle.
With deep expertise in FIDIC, NEC, and bespoke contracts, we handle delay analysis, variation orders, extension of time claims, and cost recovery — ensuring your contractual rights are fully exercised and documented.
Contract preparation, terms negotiation, compliance monitoring, amendment management, and contractual correspondence.
Delay analysis, disruption claims, variation orders, extension of time (EOT) claims, and dispute resolution support.
Subcontract tendering, bid evaluation, performance monitoring, payment certification, and scope management.
Vendor prequalification, technical bid evaluation, purchase order management, expediting, and inspection coordination.
Budget tracking, cost-to-complete forecasting, payment milestone management, and financial reporting.
Regulatory compliance monitoring, contract audit trails, quality assurance reviews, and performance benchmarking.

Vendor prequalification, technical bid evaluation, purchase order management, expediting, factory inspection coordination, and logistics planning.
We leverage Building Information Modeling (BIM) and industry-leading software tools to deliver precise, coordinated, and clash-free engineering designs. Our digital-first approach ensures seamless collaboration across all disciplines and project phases.

A multidisciplinary team of 30+ engineers and specialists across engineering, project management, and contract administration
Quality, Health, Safety & Environment — at the core of everything we do
Guarantees the highest quality standards in all our engineering deliverables, ensuring precision and excellence in every project phase.
Prioritizes the health and well-being of our team members and stakeholders through comprehensive health management programs.
Implements rigorous safety protocols and risk assessment methodologies to ensure zero-incident project execution across all operations.
Committed to environmental stewardship through sustainable engineering practices, waste minimization, and eco-friendly design solutions.
Trusted by leading companies across Oil & Gas, Power, Cement, and Infrastructure sectors




































A selection of our major EPCM projects across multiple sectors and geographies
Client: Sonatrach
Full detailed engineering + PM support
Client: STEG / Samsung
Engineering + Construction supervision
Client: GICA / Sinoma
EPCM support + Contract management
Client: STEG / GAMA
Engineering + Procurement support
Client: ETAP / Petrofac
Multidisciplinary engineering + PM
Client: ONAS / Passavant
Engineering + Contract administration
Whether you need full EPCM delivery, project management support, contract administration, or engineering services — we're ready to help.
contact@northstar-firm.engineering
Tunis, Tunisia
+216 98 721 332