American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)
ASHRAE's purpose is to advance the arts and sciences of heating, ventilation, air conditioning and refrigeration for the public's benefit through research, standards writing, continuing education and publications.

Association of Consulting Engineers of Canada (ACEC)
Since 1925, ACEC's mission has been to promote and safeguard the business and professional interests of the Canadian consulting engineering industry in Canada and abroad.

Building Operators' and Managers' Association (BOMA)
Founded in 1907, BOMA International represents 100 North American and nine overseas associations. BOMA provides a network forum for industry professionals to discuss mutual problems, exchange ideas and share experience and knowledge.

Canadian Construction Association (CCA)
CCA is the national voice of Canada's dynamic construction industry.

Canadian Electrical Contractors Associations (CECA)
The Canadian Electrical Contractors Association is a federation of provincial and territorial electrical contractor groups and undertakes to represent electrical contractors at the national level.

Canadian Institute of Plumbing and Heating (CIPH)
CIPH is a not-for-profit trade association founded in 1933. Membership includes manufacturers, wholesaler distributors, master distributors, manufacturers' agents and allied companies who manufacture and distribute plumbing, hydronic heating, industrial, waterworks and other mechanical products.

International Facility Management Association (IFMA)
IFMA was founded to associate facility managers and affiliated disciplines into an organized profession and to assist the members in acquiring knowledge and the recognition of the integrative influence of facilities on human behavior, productivity and organizational goals in this field; and to advance the standards of facility management.

International Organization for Standardization (ISO)
ISO is a worldwide federation of national standards bodies from some 130 countries. The mission of ISO is to promote the development of standardization and related activities in the world with a view to facilitating the international exchange of goods and services, and to developing cooperation in the spheres of intellectual, scientific, technological and economic activity.

International Society for Measurement and Control (ISA)
ISA is an international, nonprofit, educational organization. The Society fosters advancement in the theory, design, manufacture, and use of instruments, computers, and systems for measurement and control.

Mechanical Contractors' Association of Canada (MCAC)
MCAC's mission is to coordinate and develop policies and programs which are national in nature, of common interest to the members in all of the Provincial Affiliate Associations, and which will enhance the productivity and profitability of mechanical contractors.

Fitness4Service
This site provides information and resources for engineers who perform Fitness-for-Service, mechanical and structural integrity, and remaining life assessments of equipment in industrial plants and facilities, pipelines, and other engineering equipment.

Corrosionsource.com
Corrosionsource.com provides high quality technical information related to corrosion. Their focus is to educate, enrich and interact, and bring together the worldwide corrosion community.

Electricians' Toolbox
This site is dedicated to the electrician and the electrical construction industry. It provides definitions, formulas, useful info, discussion group, downloads, monthly code quizzes, and more. Electricians' Toolbox has several links to business and manufacturers in the electrical industry as well as advertisements for different companies.

ICEWeb
A ‘one stop’ location for technical and other information for Instrumentation, control and fire and gas engineers.

LogisticsWorld
LogisticsWorld is a guide to sites related to logistics, transportation, warehousing, distribution, supply, maintenance, manufacturing, management, reliability, mathematics, business, and quality sites on the web.

Manufacturing Community
Message boards for manufacturers, machinists and engineers.

Manufacturing.Net
Manufacturing.Net is a manufacturing e-marketplace. It is a comprehensive site where you can learn, find, compare and buy from suppliers.

MASAFA - Maintenance & Support Applications for Automation
MASAFA provides cost-saving solutions for support applications.

MatWeb
MatWeb's database includes thermoplastic and thermoset polymers such as ABS, nylon, polycarbonate, polyester, and polyolefins; metals such as aluminum, cobalt, copper, lead, magnesium, nickel, steel, superalloys, titanium and zinc alloys; ceramics; plus a growing list of semiconductors, fibers, and other engineering materials.

MotorControl.com
Links and Info on Motion Controllers, Motor Controls, AC Motors, DC Motors, Servo Motors, AC Drives, DC Drives, PowerTransmission Products. Suppliers & Manufacturers of Industrial Automation Products

Plant Safety and Maintenance Online
Safety-related web site for maintenance professionals

Process Industry Practices
PIP is a coalition of process industry owners and engineering/construction contractors. PIP was organized in 1993 and is a separately funded initiative of the Construction Industry Institute (CII), at The University of Texas at Austin

ProcessCity
ProcessCity is a collaborative, Internet portal for the process industries, with content and services specifically aimed at the refining, petrochemicals & chemicals, polymers, life sciences, metals & mining, pulp & paper, consumer packaged goods, food and beverage, utilities and semiconductors industries and other process-centric industries.

Reliability Analysis Center (RAC)
RAC is chartered by the DoD (US Department of Defense) to collect, analyze, and disseminate data and information in a designated technical area of specialization. RAC's scope is the reliability, maintainability, quality and supportability of microcircuits, semiconductors, electromechanical and mechanical parts, and equipment/systems employing these parts.

Reliabilityweb.com
Reliabilityweb.com is a member-based Internet community designed with the goal of delivering value and benefit to people who use industrial plant and machinery reliability technology products and services.

Remote Diagnosis House
Free FFT, Wavelet and condition monitoring software, On line DSP course.

SchoolDude.com
SchoolDude.com is the premier home on the Internet for school facilities and maintenance professionals.

SteamOnline
SteamOnline is a community of steam energy users who interact under the umbrella of "shared knowledge.

The Engineering Hangout

The Engineers' Club
The Engineers’ Club strives to be a "PLACE" for engineers and technical professionals around the world to find resources and links to other helpful sites.

The Manufacturing and Industrial Resource Center (MIRC)
MIRC is dedicated to providing the most up-to-date listing of maintenance resources for manufacturing and industry.

The Rotating Machinery Coffee Shop
General rotating machinery site.

The Superfactory Project
Non-commercial web site and eGroup dedicated to compiling resources and creating a community supporting manufacturing excellence

TPMonLine.com
This web site is dedicated to all those professionals who face everyday the challenge of the  "Resistance to Change.  They welcome all those professors, trainers, students, engineers, entrepreneurs and professionals from all the fields who teamwork towards a more productive and efficient plant that will meet the requirements of the global economy in the new century.

TWI Press Maintenance Resources
Plant engineering, maintenance, and reliability resources.

WaterList online database
WaterList is an on-line directory of businesses, organizations, and agencies of relevance to the water and wastewater industry.