The Hamilton Air Monitoring Network (HAMN) is comprising 15 local companies who have committed to assessing and monitoring air quality in Hamilton on a regular basis as part of the Ontario Ministry of the Environment, Conservation and Parks's Source Emissions Monitoring program (SEM).
HAMN member companies for 2015 include:

ArcelorMittal Dofasco G.P. ArcelorMittal Dofasco G.P. is a leading North American steel solutions provider. The corporations's steel products include hot rolled, cold rolled, galvanized and tinplate steels as well as tubular products and laser welded blanks. ArcelorMittal Dofasco G.P.'s wide range of steel products are sold to customers in the automotive, construction, energy, packaging, manufacturing, pipe and tube and steel distribution markets.

ArcelorMittal Hamilton East Inc.
ArcelorMittal Hamilton East is a major North American steel wire producer servicing the automotive, OEM, and construction markets.

Bunge Canada
Bunge Canada is the country's largest processor of oilseeds. At its Hamilton facility, which employs more than 120 people, Bunge processes oilseeds into protein meal and edible oils.

Birla Carbon Canada Ltd.
Birla Carbon Canada Ltd. Hamilton plant employs approximately 100 people producing carbon black for a variety of industrial uses.
The Hamilton plant known as Birla Carbon is a global provider of high quality carbon black additives for rubber, plastic and liquid products. Based in Marietta, Georgia, our company has been in the business for more than 100 years.

Lafarge in North America is the largest diversified supplier of construction materials in the U.S. and Canada. We produce and sell cement, ready-mixed concrete, gypsum wallboard, aggregates, asphalt, and related products and services. Our products are used in residential, commercial and public works construction projects across North America.

Lafarge – Jones Rd
Lafarge – Windermere Rd.

Working with customers across the metals, mining and energy sectors, Harsco Metals & Minerals provides logistics and environmental services for industry.
Harsco began life last century by offering steelmakers a metal recovery service for slag, and expanded into other business areas to meet the growing need for recycling in the metals industry, and beyond. Today, our activities span across multiple industrial sectors, providing beneficiation to a wide range of waste materials.

Triple M Metal LP
Due to its innovative approach in the sourcing and sale of ferrous scrap, Triple M Metal LP employs more than 150 people who are responsible for handling more than 1.5 million tons of material annually.

Stelco is an integrated steel plant whose 2,700 employees produce more that 2 million tonnes of iron and steel products annually, including finished products such as bar, hot- and cold-rolled steel sheet, and galvanized sheet.

Rain Carbon Canada Inc.
Rain Carbon Inc. is a global leader and innovator in the production of raw materials critical to users of carbon products worldwide, including producers of aluminum, steel, titanium dioxide, and a host of advanced materials.

Contanda Canada Inc.
Contanda Canada Inc. is a premier provider of bulk liquid storage and related services throughout Canada, United States and Europe. Contanda Canada Inc. maintains the highest level of HSE compliance and Food Safety in the industry.

We believe that the safety and welfare of our employees goes hand-in-hand with the continued success and growth of the company.

As one of Canada’s leading environmental services providers, Terrapure is known for developing innovative, cost-effective solutions to our customers’ environmental challenges. We can, and have, managed virtually every waste stream in virtually every industry, from coast to coast.

biox Canada Ltd.
We are a renewable energy company that designed, built, owns and operates a 60 million litre per annum biodiesel production facility in Hamilton, Ontario Canada. Our innovative, proprietary and patented production process is significantly faster and achieves higher yields than competing methods while utilizing the widest variety of feedstocks ranging from pure seed oils to animal fats to recovered vegetable oils with no change to our production process. Our high quality biodiesel fuel meets both North American (ASTM D-6751-07a) and European (EN 14214) quality standards.

Shell Canada Ltd.
Shell Canada Limited is one of the largest integrated petroleum companies in Canada, producing natural gas, natural gas liquids and bitumen. It is also the country's largest producer of sulphur. Shell in Canada is also a leading manufacturer, distributor and marketer of refined petroleum products.

Bartek Ingredients Inc.
For over 30 years, Bartek Ingredients Inc. has been involved in the distribution and manufacturing of specialty chemicals, primarily for use in food and beverage applications. Following the introduction of Malic Acid production in 1978, Bartek went on to produce Maleic Anhydride in 1987 and Fumaric Acid in 1988.

Federal Marine Terminals, Inc.
Federal Marine Terminals has been handling cargoes in the Great Lakes and St. Lawrence River and along the East and Gulf coasts since 1960. Originally established to complement the freight operations of the Montreal-based Fednav Group, FMT soon began to function independently and is now recognized as an industry leader servicing breakbulk, bulk, specialized, and general cargo needs. Commodities handled range from steel and machinery to forest products and containers.

Baycoat Ltd.  
Manufacturer of prepainted steel products.