Sperre

What Sperre does

Sperre Air Power AS is a Norwegian industrial equipment manufacturer founded in 1938 and headquartered in Ellingsøy, Ålesund. The company designs, manufactures, and services compressed air systems for the global maritime industry, with more than 36,000 compressors in operation across tankers, container ships, bulk carriers, LNG carriers, offshore vessels, and cruise ships. Its core product portfolio includes high-pressure starting air compressors (Sperre X-Range and Sperre Classic), low-pressure working air compressors (screw compressors), nitrogen generation systems (N2 Booster and N2 Feed) for cargo inerting and dual-fuel applications, and air treatment equipment (refrigerant and adsorption dryers, cyclone separators, and filters to ISO 8573-1 purity classes). The X-Range uses a fully enclosed modular architecture that the company reports eliminates operator hot surfaces, reduces oil mist emissions by 50%, increases air intake by 20% via a radial fan, and integrates S-Control, a 7-inch touchscreen digital controller capable of synchronizing up to 16 compressors with eco-mode energy optimization.

Sperre operates a direct enterprise field-sales model complemented by wholly-owned sales and service subsidiaries in Rotterdam (Netherlands), Shanghai (China), Singapore, and Busan (Korea), supported by a global Sperre Agents network covering approximately 20 locations worldwide. The company generates revenue primarily through custom-quoted hardware sales of new compressor systems and integrated air power skids, with a recurring aftermarket stream from spare parts (with a 30-year original parts availability guarantee), service, and predictive maintenance delivered through the Sperre Insight digital platform. Pricing is custom-engineered per vessel and project; no public list pricing exists. The 48-hour global parts-to-anywhere delivery commitment and lifecycle-partner positioning anchor long-duration, multi-decade customer relationships, with the Concordia Damen 40 Parsifal LNG-powered tanker program serving as a representative system-supplier reference. Sperre is a privately held company with no public listing; the organization is independently owned, operates with 101-250 employees, and holds ISO 9001, ISO 14001, ISO 45001, ISO/IEC 27001, and ISO 50001 certifications alongside classification society approvals from ABS, DNV, LR, BV, and others.

Name

Sperre

Legal name

Sperre Air Power AS

Website

https://sperre.com

Company type

Private

Founded year

1938

Operating status

Operating

Headcount range

101–250 employees

Short description

Sperre Air Power AS is a Norwegian manufacturer founded in 1938 that designs, builds, and services starting-air compressors, working-air compressors, nitrogen systems, and air treatment equipment for commercial vessels worldwide, serving shipyards, shipowners, and maritime operators across more than 20 global locations with a 30-year spare parts guarantee.

Ownership category

akta.pro rank

Product category

Maritime Compressed Air Systems

NAICS

Air and Gas Compressor Manufacturing (333912), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (33341), Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413)

SIC

Misc Industrial & Commercial Machinery & Equipment (3590), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)

akta.pro primary industry

Pneumatic Air Preparation & Distribution (FRL assemblies, manifolds, air headers) (IMAHAGAD)

akta.pro secondary industries

Compressors, Refrigeration Components & Condensing Units (IMADANAG), Piping, HVAC & Fluid Systems (Fuel, Ballast, Firemain, Refrigeration) (TLAHAMAF)

Keywords

• Maritime compressor systems
• Starting air compressors
• Marine nitrogen systems
• Ship air treatment
• Maritime aftersales services

Headquarters

HQ city

Ålesund

HQ country

Norway

HQ region

Europe

Offices5 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Compressor Sales: Sale of new compressors including Sperre X-Range, Sperre Classic, and Screw Compressors. Both high-pressure (starting air at 30 bar) and low-pressure (working air) configurations. Available in air-cooled and water-cooled variants.
2. Air System Solutions: Custom-designed and integrated air power systems for vessels, including design, production, delivery, and installation support. Tailored to specific vessel requirements.
3. Spare Parts & Maintenance: Aftermarket sales of original spare parts with 30-year availability guarantee. Maintenance kits, service parts, and predictive maintenance services.
4. Nitrogen Systems: N2 Booster and N2 Feed systems for maritime inerting, purging, and blanketing applications.
5. Air Treatment Products: Refrigerant dryers, adsorption dryers, cyclone separators, and air filters per ISO8573-1 purity classes.

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels5 records

Core offering

Sperre designs, manufactures, and supplies compressed air systems for maritime vessels, including high-pressure starting air compressors (30 bar), low-pressure working air compressors, nitrogen generation systems, and air treatment solutions such as dryers and filters. The company delivers custom-engineered air system solutions tailored to specific vessel requirements, alongside a long-term aftermarket business in original spare parts and maintenance services. Products are approved by all major classification societies and installed on more than one in five vessels globally.

Differentiator

Problem solved

Functional benefit

Brands

• Sperre X-Range: High-performing innovative compressor with fully enclosed structure, fewer movable parts, 25% fewer wear parts, 50% less installation time, and 10% lower energy consumption
• Sperre Classic
• Sperre Screw Compressors
• Sperre N2 Solutions
• Sperre Air Treatment
• S-Control
• Sperre Insight
• Sperre Air System Solutions

Products and services

• Sperre X-Range Compressor
• Sperre Classic Compressor

Quantifiable outcome

• 25% fewer wear parts (X-Range)
• +6 more outcomes

Named customers3 records

Segments5 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Four partnerships are on record, tiered core and minor.

• Concordia DamencoreStrategic or Co-development Partner · 1 January 2025Sperre provides complete air power solutions for Concordia Damen's 40 Parsifal LNG-powered shallow draft tankers. Delivers custom plug-and-play compressor skids including starting air, working air for LNG Fuel treatment, LNG Bunker system, SSL protection, and cargo systems. Partnership demonstrates Sperre's evolution from product supplier to system supplier.
• PonantcoreStrategic or Co-development PartnerPonant, a luxury cruise operator, requested EcoVadis sustainability rating from Sperre, demonstrating growing sustainability requirements in maritime customer base. Partnership reflects shared values around environmental responsibility and sustainable maritime operations.
• Classification Societies (ABS, ClassNK, BV, DNV, KR, LR, RINA, CCS, RMRS)coreOthersEvery Sperre product is approved by all major classification societies including ABS, ClassNK, BV, DNV, KR, LR, RINA, CCS, RMRS and others. These certifications are essential for maritime equipment approval and global market access.
• Schneider ElectricminorStrategic or Co-development PartnerNorwegian national winner of Schneider Electric Sustainability Impact Award 2024 among 450+ participants. Recognized for holistic approach to sustainability and ability to translate strategy into effective actions in maritime industry.

Scale indicators11 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Ingersoll Rand: Ingersoll Rand manufactures compressors and fluid handling equipment for industrial and marine markets worldwide. Overlaps with Sperre through industrial screw compressors, oil-free compressors, and rotary equipment used in shipbuilding and offshore applications.
• Kaeser Kompressoren: Kaeser is a major industrial compressor manufacturer specializing in rotary screw and oil-free compressors with strong shipyard presence in Europe and Asia. Competes with Sperre on land-based and shipyard-adjacent compressed air installations.
• Mitsubishi Heavy Industries Marine Machinery & Equipment: Mitsubishi supplies marine auxiliary machinery including air compressors, N2 systems, and environmental equipment for LNG and commercial vessels. Overlaps with Sperre on integrated air and gas systems for shipyards, particularly through Japanese yards.
• Atlas Copco (Power Technique / Industrial Compressors): Atlas Copco is the global leader in industrial compressors and a broad incumbent that overlaps with Sperre through general-purpose and oil-injected screw compressors in shipyards and offshore. It competes on scale, digital services, and global service network rather than on Sperre's marine-specific niche leadership.

Direct peers

• Sauer Compressors (Danfoss Power Solutions): Sauer is the most direct competitor to Sperre, manufacturing medium- and high-pressure compressors specifically engineered for marine starting air, working air, and gas applications. After Danfoss acquisition it is a direct rival in shipyards and offshore segments for the same class of high-pressure marine air compressors.
• Bauer Kompressoren: Bauer manufactures high-pressure breathing air and industrial compressors used extensively in maritime, offshore, and naval applications. Comparable to Sperre in producing robust, certified pressure systems for marine environments with regulatory-grade reliability.
• Hatlapa Uetersener Maschinenfabrik: Hatlapa is a German specialist in marine compressors, deck cranes, and winches, serving shipyards worldwide with starting air, working air, and refrigeration compressors. Its product scope and maritime-focused engineering overlap almost one-to-one with Sperre's marine compressor portfolio.
• Tamrotor Kompressorit: Tamrotor is a Finnish manufacturer of oil-free and oil-injected screw compressors for marine, locomotive, and industrial markets. It directly parallels Sperre's screw compressor offering for vessels and shares customers in the Nordic shipbuilding cluster.

Emerging players

• Generon IGS (Innovate Gas Solutions): Generon specializes in nitrogen generation and membrane gas separation systems used in marine and offshore applications. Overlaps with Sperre's N2 Booster and N2 Feed products for cargo tank inerting and LNG fuel system purging.
• Yantai Fushun Compressor (and other Chinese marine compressor makers): Domestic Chinese marine compressor manufacturers increasingly supply local shipyards at competitive prices. They are emerging rivals in the Asia Pacific newbuild segment where Sperre competes via its Shanghai office, often on cost rather than lifecycle service.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/sperrecompressors

Revenue estimate

Valuation estimate

Number of profiles

Profiles9 records

Subsidiaries4 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 Sperre