| Organizations | |
| 3A Standard Organization | www.3-a.org |
| Air & Waste Management Association | www.awma.org |
| American Chemical Society | www.acs.org |
| American Gas Association | www.aga.org |
| American Institute of Chemical Engineers | www.aiche.org |
| American National Standards Institute | www.ansi.org |
| American Petroleum Institute | www.api.org |
| American Society for Testing and Materials | www.astm.org |
| American Society of Mechanical Engineers | www.asme.org |
| American Water Works Association | www.awwa.org |
| Factory Mutual | www.fmglobal.com |
| Instrument Society of America | www.isa.org |
| Internation Organization for Standardization | www.iso.org |
| International Society for Pharmaceutical Engineering | www.ispe.org |
| National Board of Boiler and Pressure Vessel Inspectors | www.nationalboard.org |
| NSF International | www.nsf.org |
| Underwriters Laboratories | www.ul.com |
| US Green Building Council (LEED) | www.usgbc.org |
| US Pharmacopeia | www.usp.org |
| Valve Manufacturers Assocation | www.vma.org |
| | |
| Government Agencies | |
| US Department of Energy | www.energy.gov |
| US Environmental Protection Agengy | www.epa.gov |
| US Food and Drug Adminstration | www.fda.gov |
| | |
Manufacturer Newsletters | |
| Tyco Fire - Station House Newsletter | Station House |
| | |
| Smith Instrument Certifications | |
| Sample Pressure Calibration Sheet | Pressure Calibration |
| A2LA Certification | A2LA Certification |
| ISO-9001:2008 Certification | ISO-9001:2008 |
