Studio Pietrangeli

What Studio Pietrangeli does

Studio Pietrangeli (legally Studio Ing. G. Pietrangeli S.r.l.) is a privately held, family-owned Italian engineering consultancy headquartered in Rome, founded in 1964 by Giorgio Pietrangeli on a tradition stretching back to 1922. The firm provides specialized engineering services for large dams, hydropower plants, hydraulic works, and high-voltage transmission lines, with deep expertise in Roller-Compacted Concrete (RCC) dam engineering. Its portfolio includes world-record projects — GERD (6,000 MW, Africa's largest hydropower and world's largest RCC dam at 10 Mm3), Gibe III (250 m, world's highest RCC dam), Gibe II (Africa's longest hydraulic tunnel at 26 km), and Batoka (180 m, world's highest arch-gravity dam) — alongside more than 200 dams and 80 hydropower projects designed globally, with over 20,000 MW of installed power in feasibility or design stages and more than 7,000 km of transmission lines.

The firm operates a single unified service offering: comprehensive engineering consultancy spanning feasibility studies, environmental and social impact assessments, preliminary and final design, technical specifications, tender documents, construction supervision, and technical assistance. Services cover civil, electrical, mechanical, geotechnical, geological, and environmental disciplines. Proprietary technical capabilities include RCC mix design and placement methods, hydraulic tunnel engineering, powerhouse design, and high-voltage transmission line planning for 132 to 500 kV systems.

Revenue is generated through professional-services contracts won primarily via international competitive tenders issued by governments, state-owned utilities, and multilateral development banks (EU, EIB, World Bank, African Development Bank). Customer segments span government infrastructure authorities (primary), multilateral development banks (primary), and EPC contractors and independent power producers (secondary). The firm has approximately 110 permanent staff, is family-owned and managed, and operates with an enterprise field-sales GTM motion centered on Mr. Nicola Cremis (tenders) and dedicated business-development leadership. No consumer-facing products, apps, or APIs exist; engagement is exclusively B2B.

Name

Studio Pietrangeli

Legal name

Studio Ing. G. Pietrangeli S.r.l.

Website

https://pietrangeli.com

Company type

Private

Founded year

1964

Operating status

Operating

Headcount range

51–100 employees

Short description

Studio Pietrangeli is a family-owned Italian engineering consultancy founded in 1964, specializing in large dams, hydropower plants, hydraulic works, and transmission line design for government clients, multilateral development banks, and EPC contractors across Africa, Europe, South Asia, and the Middle East.

Ownership category

akta.pro rank

Product category

Hydropower and Dam Engineering Consultancy

NAICS

Engineering Services (541330), Architectural, Engineering, and Related Services (5413), Power and Communication Line and Related Structures Construction (237130), Water and Sewer Line and Related Structures Construction (23711), Heavy and Civil Engineering Construction (237)

SIC

Services-Engineering Services (8711), Heavy Construction Other Than Bldg Const - Contractors (1600), Water, Sewer, Pipeline, Comm & Power Line Construction (1623)

akta.pro primary industry

Civil & Structural Engineering Consulting (BPAHAIAA)

akta.pro secondary industries

Hydropower EPC & Civil Construction (Dams, Weirs, Tunnels, Penstocks) (EUAMADAB), Hydropower EPC & Construction (Civil Works, Electromechanical) (EUACAEAF), Hydro BOP Civil & Water Conveyance (Dams, Spillways, Penstocks, Canals) (EUAMAFAG), Water & Wastewater Pipeline Pumping/Booster Stations & Pressure Management (Conveyance) (TLAGAHAJ)

Keywords

• Dam engineering consultancy
• Hydropower plant design
• Transmission line engineering
• Hydraulic works consulting
• Civil engineering services

Headquarters

HQ city

Rome

HQ country

Italy

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Others

Revenue model

1. Engineering Consultancy Services: Studio Pietrangeli generates revenue by providing comprehensive engineering consultancy services for large dams, hydropower plants, hydraulic works, and transmission lines. Services span from feasibility studies and conceptual design through final design, technical specifications, tender documents, construction supervision, and technical assistance. Engagement is via international tenders for government and institutional clients.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Studio Pietrangeli is an Italian engineering consultancy providing specialized services for large dams, hydropower plants, hydraulic works, and high-voltage transmission lines. Services span the full project lifecycle from feasibility studies, conceptual design, and environmental/social impact assessment through preliminary and final design, technical specifications, tender documents, construction supervision, and technical assistance. The firm has designed over 200 dams and 80+ hydropower projects worldwide, holding world records for RCC dam engineering (Gibe III at 250m height and GERD at 10 Mm3 volume).

Product overview

Studio Pietrangeli is an Italian engineering consultancy firm founded in 1964, providing specialized services for large hydro projects and civil works. The company operates as a single unified service offering centered on engineering consultancy for dams, hydropower plants, and transmission lines. Core services include dam engineering and design, hydropower plant engineering, and transmission line design. The firm has designed over 200 dams and 80+ hydropower projects worldwide, with flagship projects including the Grand Ethiopian Renaissance Dam (world's largest RCC dam, 6000 MW), Gibe III (world's highest RCC dam at 250 m), and Koysha (2160 MW). Services span the full project lifecycle from conception to feasibility, through investigations, environmental impact assessment, preliminary and final design, technical specifications, tender documents, construction supervision, and technical assistance. The company also provides specialized services in RCC (Roller Compacted Concrete) dam technology, power system analysis, and dam rehabilitation.

Differentiator

Problem solved

Functional benefit

Products and services

• Dam Engineering and Design

Quantifiable outcome

• GERD — Africa's largest hydropower plant (6000 MW) inaugurated 9 September 2025; GERD will double Ethiopian power production
• +3 more outcomes

Named customers12 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Nine partnerships are on record, tiered minor and core.

• ACEA InfrastruttureminorStrategic or Co-development Partner · 1 January 2026Studio Pietrangeli partnered with ACEA Infrastrutture for the SAEP – Djoué Water Supply feasibility study in Brazzaville, Republic of Congo, promoted by the UNDP.
• NHPC Limited (India)coreImplementation/ SI/ Consulting Partner · 1 January 2023NHPC Limited appointed Studio Pietrangeli (with SMEC India) as designer for the civil works of the Dibang Multi-purpose Project (2880 MW) in Arunachal Pradesh, India. SP provides tender design, detailed design, construction design, and construction supervision for RCC dam, spillway, and cofferdams.
• SMEC IndiaminorStrategic or Co-development Partner · 1 January 2023Studio Pietrangeli collaborates with SMEC India on the Dibang RCC dam project (2880 MW) in India.
• Drax Cruachan Expansion LTD (UK)coreImplementation/ SI/ Consulting Partner · 1 January 2023Drax appointed Studio Pietrangeli for the Cruachan 2 Pumped Storage Project (600 MW) in Scotland, UK, providing review and upgrade of existing design, basic design, and tender documents.
• Druk Green Power Corporation Limited (Bhutan)coreImplementation/ SI/ Consulting Partner · 1 January 2022DGPC appointed SP as Technical Advisor for the update of the Detailed Project Report (DPR) of the Dorjilung Hydropower Project (1125 MW) in Bhutan, in collaboration with DGPC.
• ESWADE – Eswatini Water and Agriculture Development EnterprisecoreImplementation/ SI/ Consulting Partner · 1 January 2020SP signed contract with ESWADE for the Mkhondvo-Ngwavuma Water Augmentation Project in the Kingdom of Eswatini, including detailed design of Mpakeni dam and feasibility study for water transfer.
• CI-ENERGIES – Energy Society of Ivory CoastcoreImplementation/ SI/ Consulting Partner · 1 January 2019SP and CI-ENERGIES signed a 44-month contract for project management of Buyo HPP rehabilitation works and feasibility studies for rehabilitation of Ayamé I & II, Taabo, and Kossou HPPs, funded by the Development French Agency.
• Public Utilities Corporation (PUC) - SeychellescoreStrategic or Co-development Partner · 1 January 2016SP signed contract for the design review and supervision of construction of the La Gogue Dam raising and new water treatment plant as FIDIC Engineer and Employer's Representative for PUC.
• WeBuild (Salini Costruttori)coreImplementation/ SI/ Consulting Partner · 1 January 2010Studio Pietrangeli provides engineering services for WeBuild (formerly Salini Costruttori S.p.A., now WeBuild Group) on large dam and hydropower projects. SP served as designer and construction supervisor for GERD and Gibe III, where WeBuild was the EPC contractor. The partnership represents a flagship co-development of landmark hydro projects.

Scale indicators5 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Stucky (Gruner): Swiss engineering consultancy with very similar profile - long-standing expertise in dams, hydropower and hydraulic works, active across Africa, Europe and Asia on large tenders. Closest direct comparator in scale and specialty to Studio Pietrangeli.
• Lombardi Engineering (now part of Furrer+Frey/independent): Switzerland-based engineering consultancy historically focused on dams, hydropower, tunnels and underground works. Direct peer in niche large-dam and hydropower engineering consulting with comparable project scale and international tender participation.
• Knight Piésold Consulting: International dam and hydropower engineering consultancy with strong track record in Africa, Americas and Commonwealth markets. Direct peer offering feasibility, design, and construction supervision for large dams and hydropower projects.

Broad incumbents

• AFRY (formerly Pöyry): Large Nordic engineering and consulting firm with a globally recognized hydropower and dams practice. Competes with Studio Pietrangeli on international hydropower tenders but operates as a much larger, multi-disciplinary incumbent across many sectors.
• Tractebel Engineering (ENGIE): Major European engineering consultancy owned by ENGIE with deep hydropower, dam and water infrastructure capabilities. Competes broadly in the same tender pool but at significantly greater scale and with broader service portfolio.
• COWI: Large Danish engineering consultancy with a long-running international dams and hydropower practice. Competes with Studio Pietrangeli on large infrastructure tenders in Africa and Asia, but operates as a broad multi-disciplinary engineering firm.
• Artelia: French engineering group with established water, energy and infrastructure consulting practices including hydropower. Competes in the same European and African tender market but is materially larger and more diversified than Studio Pietrangeli.

Emerging players

• Norconsult: Norwegian engineering consultancy growing its international hydropower and dams footprint, particularly in Africa and Southeast Asia. Comparable in specialty focus on hydropower and dams engineering, though with broader multi-disciplinary scope.
• SMEC (Surbana Jurong): International engineering consultancy with a sizeable dams and hydropower practice, actively partnering with Studio Pietrangeli on projects like Dibang in India. Comparable peer for hydro and water infrastructure consulting, especially in emerging Asia-Pacific markets.

Others

• Salini/WeBuild (EPC, not consulting): EPC contractor rather than a consulting peer, but is Studio Pietrangeli's flagship implementation partner on GERD and Gibe III. Included because their co-development relationship shapes the firm's project pipeline and competitive positioning on Italian-led international tenders.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/sp_pietrangeli
• Facebookfacebook.com/profile.php
• LinkedInlinkedin.com/company/studio-ing--g--pietrangeli-s-r-l-

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Studio Pietrangeli