What Mahle Chargebig does

MAHLE chargeBIG GmbH is a wholly-owned subsidiary of MAHLE GmbH, founded in 2020 and headquartered in Stuttgart, Germany. The company designs, sells, and operates a centralized AC charging infrastructure system targeted at multi-vehicle sites in Germany, with stated plans to expand across Europe. Its product portfolio centers on the smallBOX wallbox family (ECO at 7.4 kW and PRO at 22 kW), the smallBOX PORTABLE mobile charger, the forthcoming smallBOX PUBLIC payment terminal (developed with Langmatz Energy, targeted mid-2026), and the chargeCLUSTER pre-configured distribution unit available in S (2 points), M (6 points), and L (36 points) configurations. All variants connect to a central chargeCLUSTER that consolidates power electronics, dynamic and static load management, OCPP 1.6J and Modbus TCP interfaces, LTE/LAN connectivity, and eichrechtskonforme (legally compliant) metering. Supporting software includes the chargeBIG App for end-user activation (QR/NFC) and invoicing and the chargeBIG Dashboard for operator management, tariff configuration, and reporting.

Chargebig serves enterprise fleets, municipalities, commercial real estate operators, parking garages, residential homeowner associations, dealerships, and hotels across Germany, with a deployed base of more than 3,000 charging points and over 500,000 completed charging sessions at reported 98%+ system availability. Notable customers include LBBW, Flughafen Stuttgart, FUCHS SE, Trelleborg Sealing Solutions, Kreissparkasse Heilbronn, deer Autovermietung, STOPA Anlagenbau, KE Elektronik, Fehrle Parkhaus, SüdLeasing, Stadt Lorch, and an unnamed leading automotive manufacturer. Revenue is generated through hardware sales (smallBOX and chargeCLUSTER units), recurring software and backend services (billing, load management, reporting), installation and maintenance via a certified partner network (e.g., Horst Busch Gruppe, Elektro Frese), and customer financing offered through BNP Paribas Leasing Solutions. Distribution combines direct enterprise sales, a Germany-wide partner channel, an end-user app, and a Wix-hosted online storefront. The company is ISO 9001:2015 (TÜV) certified, VDE-certified, and holds MessEV Anlage 4 Teil B Modul D compliance for legally compliant charging billing in Germany.

Name

Mahle Chargebig

Legal name

MAHLE chargeBIG GmbH

Website

https://chargebig.com

Company type

Private

Founded year

2020

Operating status

Operating

Headcount range

11–50 employees

Short description

MAHLE chargeBIG is a Stuttgart-based subsidiary of MAHLE GmbH that sells centralized AC charging infrastructure — smallBOX wallboxes plus chargeCLUSTER distribution units with load management and eichrechtskonforme billing — to enterprise fleets, municipalities, parking operators, and residential properties across Germany.

Ownership category

akta.pro rank

Product category

EV Charging Infrastructure

akta.pro primary industry

EV Charging Hardware Manufacturing (AC/DC Chargers/Dispensers) (IMACACAE)

akta.pro secondary industries

Charging Infrastructure Components (connectors, cables, dispensers, payment/controls) (IMAGAHAH), EV Charging Network Management & Software Services (CPMS, Monitoring, Billing) (TLAKAMAG), EV Charging Equipment Installation & Commissioning (AC/DC, Depot/Fleet) (TLAKAMAE)

Keywords

• AC charging infrastructure
• EV fleet charging solutions
• Smart load management
• Wallbox charging hardware
• Parking facility electrification

Headquarters

HQ city

Stuttgart

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Hardware Sales: Sale of smallBOX wallboxes, chargeCLUSTER distribution units, smallBOX PUBLIC terminals, and smallBOX PORTABLE mobile charging stations. Revenue generated from one-time hardware purchases by customers.
2. Software & Backend Services: Ongoing software services including backend operations, billing/invoicing, load management, reporting, and monitoring. Typically bundled with hardware or offered as subscription.
3. Installation & Maintenance Services: Professional installation services through certified partners, ongoing maintenance, and service support. Can be provided as full-service package including hardware delivery, installation, maintenance, service, and billing.
4. Financing Services: Leasing and rental purchase financing options offered in partnership with BNP Paribas Leasing Solutions, providing customers flexible payment options without high upfront investment.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels8 records

Core offering

MAHLE chargeBIG designs, manufactures, and operates a centralized AC EV charging system for multi-vehicle parking facilities. Its offering combines the compact smallBOX wallbox family (ECO 7.4 kW, PRO 22 kW, PORTABLE, and the upcoming PUBLIC terminal) with the chargeCLUSTER pre-configured central distribution unit, intelligent dynamic load management, cloud-based billing and operator software, and certified installation and maintenance services delivered through a Germany-wide partner network.

Product overview

MAHLE chargeBIG offers a centralized, scalable AC charging infrastructure system for multi-vehicle sites (companies, fleets, parking operators, municipalities, residential). The portfolio consists of the smallBOX wallbox family (ECO 7.4 kW, PRO 22 kW, PORTABLE 22 kW, and the upcoming PUBLIC terminal), the chargeCLUSTER central pre-configured distribution unit (available in S/M/L sizes supporting 2/6/36 charging points respectively), the chargeBIG App for end-user activation and billing, the chargeBIG Dashboard for operator management, and the chargeBIG Terminal for card-based access. All components share a centralized architecture with integrated dynamic load management, OCPP 1.6J / Modbus TCP interfaces, LTE/LAN connectivity, and legally compliant (eichrechtskonform) billing. The chargeCLUSTER acts as the central hub connecting multiple smallBOX wallboxes, consolidating all charging electronics into one pre-configured unit that enables fast installation and reduced per-point costs.

Differentiator

Problem solved

Functional benefit

Products and services

• smallBOX Wallbox (ECO 7.4 kW and PRO 22 kW)
• smallBOX PORTABLE
• smallBOX PUBLIC Terminal
• chargeCLUSTER Central Distribution Unit
• chargeBIG App
• chargeBIG Dashboard
• chargeBIG Terminal

Quantifiable outcome

• 24 charging points installed in 7 days by Elektro Frese
• +2 more outcomes

Named customers12 records

Segments6 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration7 records

Feature6 records

Partnerships

Five partnerships are on record, tiered minor and core.

• ShiftmoveminorGTM or Marketing Partner · 24 September 2025Joint webinar partnership for fleet electrification topics. Hosted webinar 'Smart, central, future-ready: Charging infrastructure rethought' for fleet managers.
• BlueRange, Emovy, LAPP, Media Broadcast, SGB EnergieminorStrategic or Co-development Partner · 21 May 2025Ecosystem partners at the Elektromobilität networking event showcasing scalable charging infrastructure, intelligent load management, and digital building networking.
• Langmatz EnergycoreStrategic or Co-development Partner · 18 March 2025Strategic partnership for joint development of a 4-fold AC charging terminal with up to 22 kW per outlet. Langmatz Energy provides specialized outdoor housing optimized for chargeBIG's dynamic AC charging technology. Target availability mid-2026.
• Horst Busch GruppecoreImplementation/ SI/ Consulting PartnerInstallation partner specializing in deploying smallBOX charging solutions. Showcased as reference partner with compact wallbox adapting to local conditions.
• Elektro FresecoreImplementation/ SI/ Consulting PartnerInstallation partner known for rapid deployment - 24 charging points in just 7 days using smallBOX and fully pre-configured chargeCLUSTER distribution.

Scale indicators5 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• EVBox: EVBox is a European EV charging manufacturer (acquired by Engie) offering AC and DC charging hardware and a charging management platform. Overlaps with chargeBIG on the workplace and parking-garage AC segment, with a broader international footprint and energy-utility parent.
• EnBW mobility+: EnBW is one of Germany's largest EV charging network operators and energy suppliers, with a broad AC and DC fast-charging portfolio across Germany and Europe. Directly comparable to MAHLE chargeBIG on the German AC workplace/parking charging use case, while also being a much larger incumbent with energy-supply bundling.
• ABB E-mobility: ABB E-mobility is a global leader in DC fast charging and a significant AC charger supplier, selling to automotive OEMs, fleet operators, and public charging networks. Comparable to chargeBIG in the fleet/enterprise AC wallbox segment but vastly larger and dominant in DC.
• Siemens eMobility (SICHARGE / VersiCharge): Siemens offers VersiCharge AC wallboxes and SICHARGE DC fast chargers, serving commercial, workplace, and public charging customers in Europe. A broad incumbent comparable to chargeBIG in the German enterprise/utility AC market with deeper balance sheet and a DC portfolio.
• Schneider Electric EVlink: Schneider Electric offers EVlink AC and DC EV charging solutions, including wallboxes and charging management software for commercial buildings, fleets, and public infrastructure. A broad incumbent that overlaps with chargeBIG on the AC workplace/parking charging use case in Europe.

Direct peers

• Alfen: Alfen is a Dutch manufacturer of EV charging stations (home, business, public) and smart grid/energy storage solutions. Comparable to chargeBIG as a European-headquartered AC wallbox specialist with load management, OCPP support, and a focus on multi-point site deployments.
• Compleo Charging Solutions: Compleo is a German manufacturer of AC and DC charging hardware (wallboxes, charging stations) and charging management software, targeting fleet operators, retail, real estate, and municipalities. Closest direct peer to chargeBIG in terms of product range, German market focus, and customer segments.
• Wallbox Chargers: Wallbox is a Spanish/global manufacturer of AC (Pulsar Plus, Commander 2) and DC (Supernova) EV chargers with a strong presence in Europe. Comparable to chargeBIG as an AC-focused player with software/load management features targeting residential, workplace, and commercial customers.
• KEBA Energy Automation: KEBA is an Austrian manufacturer of AC wallboxes (KeContact P30 series) and DC charging controllers, widely deployed across Europe for workplace, fleet, and public charging. Comparable to chargeBIG on the AC wallbox product and the European enterprise/customer base, with a larger DC controller business.
• Mennekes (MENNEKES Elektrotechnik): Mennekes is a German manufacturer of industrial plugs, sockets, and EV charging solutions (AMTRON, AMEDIO wallboxes and pedestal chargers) for commercial and public charging. Directly comparable to chargeBIG on the German AC wallbox/charging station market, particularly for fleet and parking operators.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@MAHLE_chargeBIG
• LinkedInlinkedin.com/company/chargebig
• Instagraminstagram.com/mahle_chargebig

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Mahle Chargebig