Some Harsco rail equipment seen in Bradford, Ontario, May 2015.

(oaktree_brian_1976 from Canada, CC BY 2.0 <>, via Wikimedia Commons)



Harsco Corporation is an environmental solutions company based in Philadelphia, Pennsylvania. Harsco operates in over 30 countries and employs approximately 12,000 people worldwide. The company provides solutions[buzzword] for complex environmental issues and serves large industries, including steel, railways, and energy. Harsco's common stock is a component of the S&P SmallCap 600 Index and the Russell 2000 Index.



Harsco was founded in 1853 as The Harrisburg Car Manufacturing Company and became the Harrisburg Steel Corporation in 1935. Following a series of acquisitions, the company became Harsco Corporation in 1956, forming three divisions: Metals & Minerals (Now Harsco Environmental), Rail, and Industrial.

By the early 1990s, Harsco products and services covered defense, industrial, commercial, and construction applications, with over 250 manufacturing, reclamation, distribution, and service facilities across 14 countries.

In 2018, Harsco acquired Altek, a UK producer of aluminum processing equipment.

In 2019, Harsco Metals & Minerals rebranded to Harsco Environmental, and acquired Clean Earth, a U.S. provider of environmentally sustainable solutions for specialty waste streams.

In April 2020, Harsco Corporation acquired the Environmental Solutions business (ESOL) from Stericycle, Inc.

Harsco currently operates as the mother company with its two main divisions Clean Earth and Harsco Environmental. Additional subsidiary companies include ALTEK, SteelPhalt, and Black Beauty Abrasives.


Financial information

Harsco reported total sales of USD $1.89 billion in fiscal year 2022.

Stock exchanges
Harsco is traded publicly on NYSE with ticker symbol HSC.


Enviri logo.

Name Change

The company changed it's name to Enviri around 2023.



Company type: Public
Traded as NYSE: NVRI
S&P 600 Component
Industry: Environmental
Founded: 1853;  Public, as Harsco Corporation (1956)
Headquarters: Philadelphia, Pennsylvania
Key people: F. Nicholas Grasberger III, Chairman & CEO
Products: ecoproducts
Revenue Increase: $1.89 billion USD (2022)
Number of employees: 12,000


See Also:

Locomotive Builders