# Spirax-Sarco Engineering PLC/ADR

Spirax-Sarco Engineering PLC/ADR is an Asset Manager.

## Overview

- **Organization type:** Asset Manager
- **Assets under management:** Undisclosed

## Regulatory record

- **Reports private funds:** No

## About

Spirax-Sarco Engineering PLC (LSE: SPX, ADR: SPXSY) is a UK-based industrial engineering company with over 130 years of history, tracing its roots to 1888 when it was founded in Cheltenham, England. The firm evolved from a steam trap manufacturer into a global provider of thermal energy solutions. While its ADR is traded on US exchanges, the primary listing remains on the London Stock Exchange, and the company's corporate headquarters are in Cheltenham, UK. Strategy and deployment center on three business segments: Steam Specialties (valves, traps, controls), Electric Thermal Solutions (heaters, temperature control systems), and Watson-Marlow Fluid Technology Group (peristaltic pumps for hygienic and industrial processing). The firm targets end markets including pharmaceuticals, food and beverage, oil and gas, and power generation. Geographically, revenue is spread across Europe, the Middle East, Africa, the Americas, and Asia Pacific, with significant operations in the UK, Germany, France, Italy, China, and the United States. The company employs roughly 10,000 people worldwide, operating through over 70 manufacturing facilities and sales offices in 40+ countries. It does not disclose a separate AUM; as a publicly traded entity, its market capitalization was approximately $9 billion as of late 2025. In 2024, the company completed the acquisition of AFT Technologies, a US-based manufacturer of thermal management systems for analytical instruments, for an undisclosed sum. The structural differentiator is its status as a pure-play industrial engineering firm with a niche but essential product set — steam and thermal management systems — where replacement parts and service revenue provide recurring income. Unlike diversified conglomerates, Spirax-Sarco's focus on thermal energy efficiency positions it within global energy transition trends such as industrial decarbonization and process optimization.

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Last updated: 2026-06-03T20:00:00.000Z

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