What GpCoN does

GP Con GmbH is a Frankfurt am Main-based construction company founded in 2016 as a wholly-owned subsidiary of the Groß & Partner Group, the Frankfurt property development conglomerate. The company specializes in shell and core construction for complex urban projects, covering demolition, excavation, special foundation engineering (sheet piling, diaphragm walls, bored pile walls, dewatering), reinforced concrete construction, structural steel construction, and building envelope work. Its core product portfolio is organized around four integrated service lines: Planning & Consultation (engineering consultancy, tender preparation, subcontractor procurement), Shell Construction (Rohbau) from groundbreaking through topping-out, Quality Management (four-phase inspection system), and Building Information Modeling (BIM), which provides collaborative 3D/4D modeling, model-based cost estimation, and Scan-to-BIM capabilities used for planning, coordination, and execution on complex projects. The company serves enterprise clients including property developers, data center operators (Green Mountain, Winthrop Technologies, DPR Construction, COLT/Interxion), and major Frankfurt-based institutions (DFB, Helaba, Senckenberg, Lufthansa Cargo, Yukatel).

Name

GpCoN

Legal name

GP Con GmbH

Website

https://gp-con.de

Company type

Private

Founded year

2016

Operating status

Operating

Headcount range

11–50 employees

Short description

GP Con GmbH is a Frankfurt-based shell and core construction firm, wholly owned by the Groß & Partner Group, specializing in BIM-enabled execution of complex high-rise, data center, and institutional building projects across Germany. It serves enterprise developers, data center operators, and major institutions in the Frankfurt/Rhine-Main region and nationwide.

Ownership category

akta.pro rank

Headquarters

HQ city

Frankfurt

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Construction Services – Shell & Core: GP Con generates revenue through direct construction contracts for shell and core work, including demolition, excavation, special foundation engineering, structural concrete, steel construction, and building envelope. Revenue is project-based and earned as construction milestones are achieved, typically under lump-sum or measured-contract arrangements for large-scale commercial and data center projects.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

GP Con provides integrated shell and core construction services for complex urban projects across Germany, spanning demolition, excavation, special foundation engineering, structural concrete, steel construction, and building envelope. The firm complements field execution with BIM-based digital planning, four-phase quality management, and engineering consultation, acting as the in-house construction arm of the Groß & Partner Group for high-rise, mixed-use, and data center campuses.

Product overview

GP Con is a construction company offering a comprehensive suite of construction services from initial consultation through project handover. The company's core service portfolio consists of four integrated offerings: Planning & Consultation (Ingenieurtechnische Beratung und Planung), Shell Construction (Rohbau) covering all structural works from excavation to building envelope, Quality Management ensuring systematic quality control throughout the construction process, and BIM (Building Information Modeling) providing digital visualization, 3D/4D modeling, and collaborative planning tools. These services are delivered through the company's own workforce organized into Realize, Organize, and Learn divisions, and are applied across diverse construction projects including high-rise buildings, data centers, residential complexes, and commercial developments throughout Germany.

Differentiator

Problem solved

Functional benefit

Products and services

• Planung & Beratung (Planning & Consultation) Engineering consultancy and planning services including preparation of tender documents, development of technical solutions, support in subcontractor procurement, and professional guidance for employees. Targeted at property developers, corporations, and institutional clients planning complex shell and core construction projects in Germany.
• Rohbau (Shell Construction) Complete shell construction services from groundbreaking through topping-out ceremony, including demolition, excavation, special foundation engineering, structural work, steel construction, and construction site logistics. Targeted at data center operators, property developers, corporations, and institutional clients requiring shell and core execution of high-rise, mixed-use, and complex urban buildings.
• Qualitätsmanagement (Quality Management) Comprehensive quality control service during construction phases including four phases of quality inspection, regular site inspections, comprehensive expertise across all construction phases, and systematic deficiency management. Targeted at clients requiring rigorous quality assurance on complex shell and core and data center projects.
• BIM (Building Information Modeling) Digital construction planning and visualization service providing collaborative work on models, 3D modeling of structures, model-based quantity and cost estimation, 4D scheduling and construction planning, visualization of construction phases, and Scan-to-BIM capabilities. Targeted at clients requiring advanced digital coordination for complex, logistically challenging shell and core and data center projects.

Quantifiable outcome

• 3.6 million m³ of concrete installed across all projects
• +4 more outcomes

Named customers10 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

AI capability1 record

Feature4 records

Partnerships

Ten partnerships are on record, tiered core, flagship, major and minor.

• Groß & Partner (Groß & Partner Holdinggesellschaft mbH)coreStrategic or Co-development Partner · 1 January 2016Groß & Partner is the parent company of GP Con GmbH, holding 100% ownership since GP Con's founding in 2016. The relationship provides GP Con with access to over 30 years of construction experience, a broad network of partners, and a continuous pipeline of large-scale development projects. GP Con serves as the construction arm of the Groß & Partner Group, executing shell and core work on Groß & Partner's property developments including the FOUR Frankfurt mixed-use ensemble.
• GP Log GmbHcoreStrategic or Co-development PartnerGP Log is a sister company within the Groß & Partner Group providing logistics services for construction projects. GP Con collaborates with GP Log on complex projects such as the FRA1-Mainz data center campus, where GP Log handles site access control, video surveillance, alarm systems, and construction supply logistics. This integrated approach accelerates processes and reduces costs through well-coordinated interfaces.
• Four Frankfurt Consortium (Groß & Partner + development partners)flagshipStrategic or Co-development PartnerGP Con is the construction contractor for FOUR Frankfurt, Germany's largest inner-city construction site featuring four skyscrapers up to 233 m tall and 219,000 m² GFA. The project involved coordinating over 1,500 workers simultaneously on the site and represents GP Con's flagship reference project demonstrating its capability to execute mega-projects.
• Green Mountain KMW Data Center GmbHflagshipStrategic or Co-development PartnerGP Con is constructing the Green Rocks/FRA1-Mainz data center campus for Green Mountain and KMW (Kraftwerke Mainz-Wiesbaden) in Mainz. The campus comprises three data center modules with a total capacity of 54 MW IT power. The project features a sustainability concept including renewable energy supply from KMW, waste heat recovery into the Mainz district heating network, and Rhine water cooling. GP Con executes shell & core, roof, façade, and technical service zones.
• COLT Data Centre / Interxion (Crown Castle/Digital Realty)majorStrategic or Co-development PartnerGP Con has completed multiple data center projects for COLT (now Interxion/Digital Realty), including the FRA 29 data center in Frankfurt Sossenheim (9 MW) and the COLT Data Centre (25 MW). Projects were executed on tight timelines with high parallelization of shell and fit-out works.
• Deutscher Fußballbund (DFB)majorStrategic or Co-development PartnerGP Con, as part of the Groß & Partner Group, served as the construction contractor for the DFB Academy in Frankfurt Niederrad. Groß & Partner acted as general contractor delivering planning, development, and construction of the 54,580 m² academy complex on behalf of the DFB. GP Con executed the structural works on this high-profile sports and administration facility.
• DPR Construction (EMEA Colocation Market Leader)majorStrategic or Co-development PartnerGP Con constructed the FRA 18-22 data center complex (10+ data centers, ~100,000 m² IT space, 83 MW power) for DPR Construction on the former Neckermann site in Frankfurt Fechenheim. The project involved 600 bored piles up to 23 m deep and extensive prefabricated element coordination.
• Winthrop Technologies Ltd.majorStrategic or Co-development PartnerGP Con constructed the FKQ I Data Center (490,000 m³ BRI, 60 MW power) in Frankfurt-Griesheim for Winthrop Technologies Ltd. The project transformed a former industrial park site into a sustainable mixed-use data center campus.
• Lufthansa Cargo AGminorStrategic or Co-development PartnerGP Con is undertaking the revitalization of Lufthansa Cargo's Building 451 at Frankfurt Airport. The project involves installing large steel trusses (28.5 tonnes, 40+ meters) using BIM-as-built modeling, with the first truss successfully lifted in September 2025. The project requires execution within Lufthansa Cargo's active operational environment.
• valantic Managementberatung GmbHminorImplementation/ SI/ Consulting Partnervalantic Managementberatung GmbH serves as GP Con's external data protection officer (Datenschutzbeauftragter). This is a regulatory compliance relationship rather than a commercial partnership.

Scale indicators6 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• Mercury Engineering: Ireland-based construction company specializing in data center and complex MEP/build construction across Europe. Directly comparable to GP Con's data center capabilities and its role on hyperscale/colocation shell builds.
• Leonhard Weiss GmbH & Co. KG: Major German construction company offering shell construction, civil engineering, and infrastructure services. Directly comparable to GP Con in service portfolio and presence in the German building construction market.
• BAM Deutschland AG: German subsidiary of Royal BAM Group providing complex building construction and civil engineering services across Germany. Comparable to GP Con in capabilities and German market focus.
• Goldbeck GmbH: German construction company specializing in commercial, office, and industrial building construction with strong system-construction and BIM capabilities. Operates a similar integrated planning-to-handover model as GP Con.
• Ed. Züblin AG: One of Germany's leading construction companies with strong capabilities in shell construction, foundation engineering, and complex urban building projects. Directly comparable to GP Con in service portfolio and German market focus.
• Max Bögl: Major German construction company with deep expertise in complex building projects including high-rise structures and data center construction. Comparable to GP Con in project scale, BIM adoption, and German market positioning.
• Wolff & Müller GmbH & Co. KG: German construction company with expertise in building construction, civil engineering, and turnkey projects. Similar mid-sized specialty contractor profile serving comparable enterprise client segments in Germany.
• Köster GmbH: German construction company with expertise in shell construction, turnkey building projects, and complex construction for similar enterprise and institutional client segments. Comparable in service offering and project types to GP Con.

Broad incumbents

• Hochtief AG: One of the largest German and international construction companies operating broadly across building, infrastructure, and complex projects. A broad incumbent offering many of the same shell and complex-build capabilities as GP Con at significantly greater scale.
• Strabag SE: Major European construction company with a significant presence in the German market offering wide-ranging building and civil engineering services. Comparable in capabilities and German market footprint to GP Con, but at much larger scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks7 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/gp-con-gmbh

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 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 GpCoN