Name

Sempell GmbH

Legal name

Sempell GmbH

Website

https://sempell.com

Company type

Private

Founded year

1875

Operating status

Operating

Headcount range

51–100 employees

Ownership category

akta.pro rank

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial Valve Sales: Sempell generates revenue through the sale of specialized industrial valves including control valves, safety valves, isolation valves, and nuclear flow controls. Products are sold directly to power generation, nuclear, and industrial process customers through Emerson's distribution network.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels2 records

Core offering

Sempell GmbH manufactures highly engineered control valves, pressure and safety relief valves, isolation and shutoff valves, and nuclear-qualified flow control valves for demanding steam applications. The portfolio is targeted at commercial power generation, nuclear power, and industrial process operators (including district heating, CHP, marine, oil & gas, petrochemical, and chemical sectors). Sempell operates as a brand within Emerson Electric Co.'s Final Control division and leverages 150 years of experience since its 1875 founding.

Product overview

Sempell is a brand under Emerson specializing in highly reliable control, safety and isolation valves designed for demanding steam applications in commercial power generation and industrial processes. The product portfolio includes four main product categories: Control Valves (for production scheduling and plant efficiency), Pressure and Safety Relief Valves (for overpressure protection), Isolation and Shutoff Valves (ball and butterfly valves), and Nuclear Flow Controls (certified for international nuclear standards). Featured products include the Sempell Model 115 Turbine Bypass Valve, Sempell LVDT Model N-LVDT position sensor, Sempell Pneumatic Control Unit Type CSPRS, and Sempell Series S Safety Valve. With 150 years of experience, Sempell offers customized and engineered valve solutions for the most difficult environments.

Differentiator

Problem solved

Functional benefit

Products and services

• Control Valves

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators1 record

Recent moves1 record

Expansion highlights4 records

Broad incumbents

• Flowserve Corporation: Large US-based industrial flow control company offering pumps, valves, and seals for power, oil & gas, and chemical markets. Competes with Sempell in nuclear and power-generation valve applications as a broader portfolio player.
• Pentair plc: US-listed water and industrial flow company with valves and treatment solutions across commercial, industrial, and infrastructure markets. Less specialized than Sempell but competes in industrial flow-control segments.
• KSB SE & Co. KGaA: German industrial pumps and valves manufacturer serving power, water, and process industries. Overlaps with Sempell in power-generation valve and system applications as a broad European industrial player.
• Crane Co. US diversified industrial manufacturer with a substantial Process Flow Technologies segment offering industrial valves including Crane, Krombach, and DEPA brands. Overlaps with Sempell in industrial process valves and pressure relief applications across multiple end markets.

Direct peers

• Armstrong International: US-based privately held manufacturer specializing in steam system solutions including control valves, pressure reducing valves, and steam traps. Comparable to Sempell in steam-application specialization for industrial and institutional customers.
• Spirax-Sarco Engineering plc: UK-based global specialist in steam and thermal energy solutions, including control valves, safety valves, and condensate management. Direct competitor to Sempell in steam-specialty valves for power and industrial process customers, with comparable 100+ year heritage.
• SAMSON AG: German manufacturer of control valves, regulators, and actuators for process industries including power generation. Competes head-to-head with Sempell in steam conditioning, pressure reduction, and process control valve applications across Europe.
• IMI plc: UK-based engineering group with a critical engineering division providing flow control solutions including control and safety valves. Direct competitor to Sempell in power-generation and process-industry steam applications.
• Leser GmbH & Co. KG: German specialty manufacturer of safety relief valves for process industries, including chemical, petrochemical, oil & gas, and power generation. Direct competitor to Sempell's Series S safety valve line in steam and pressure-relief applications.
• Velan Inc. Canadian manufacturer of industrial valves with deep nuclear and power-generation focus, including safety relief valves and severe-service valves. Highly comparable to Sempell in the nuclear-certified specialty valve niche.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/sempell-gmbh

Revenue estimate

Valuation estimate

Number of profiles

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 Sempell GmbH