Access Sensor Technologies

2401 Research Blvd., Ste. 107
Fort Collins, CO 80526
(970) 818-7520

Analytics Corp.

10329 Stony Run Lane
Ashland, VA 23005
(804) 365-3000

Aquamedix LLC

7169 Shady Oak Road
Eden Prairie, MN 55344
(952) 479-0636

Arcadis U.S. Inc.

630 Plaza Drive, Ste. 100
Highlands Ranch, CO 80129
(720) 344-3500

Assay Technology Inc./AT Labs/MNR Services

1382 Stealth St.
Livermore, CA 94551
(800) 833-1258

Assay Technology manufactures cost-effective and convenient air samplers to monitor chemicals in a worker’s personal breathing zone, for over 200 vapors. We provide AIHA-LAP, LLC-accredited* IH lab services. We also test respiratory cartridges challenged against chemical vapors and manufacture the Miller Nelson temp-RHflow control system for generating controlled atmospheres.

*For accreditation certificates and scope pages, visit


415 Lawrence Bell Drive, Unit 4
Buffalo, NY 14221
(800) 366-2966

Casella is a global provider of monitoring solutions for workplace and environmental health measurements. Including real-time dust monitors, personal air sampling pumps, sound level meters, personal noise dosimeters, hand-arm vibration, and environmental monitors. Incorporating wireless data transmission via Casella software, reporting and monitoring remotely have been made easier than ever.

Dakota Software

1375 Euclid Ave., Ste. 500
Cleveland, OH 44115
(216) 455-1932

Entech Instruments Inc.

2207 Agate Court
Simi Valley, CA 93065
(805) 527-5939

Enthalpy Analytical dba Prism Analytical Technologies

2625 Denison Drive, Ste. D
Mt. Pleasant, MI 48858
(989) 772-5088

Environmental Devices Corp.

Fieldstone Industrial Park
4 Wilder Drive #15
Plaistow, NH 03865
(603) 378-2112

Environmental Devices Corp. is a manufacturer of precision scientific instrumentation specializing in real-time air quality monitoring. Since its incorporation in 1990, EDC has designed and commercialized several advanced product lines of air monitoring equipment. All products are highly portable, lightweight, and compact.

Gas Clip Technologies Inc.

305 W. FM 1382, Ste. 540
Cedar Hill, TX 75104
(972) 775-7577

HNU-PID Analyzers LLC

2 Washington Circle #4
Sandwich, MA 02563
(774) 413-5281

HNU manufactures portable, hand-held, and fixed continuous monitors for a variety of industrial hygiene and workplace safety applications. Featured products include hand-held GC for the specific measurement of benzene and other toxic gases, FIDs, PIDs with ppb range, multi-detector portable GCs, and fence-line monitors with remote data collections.


One IDEXX Drive
Westbrook, ME 04092
(800) 321-0207

IDEXX Water is a global provider of water testing solutions that deliver accurate, reliable, and cost-effective water quality results for buildings, cooling towers, spas, and pools. IDEXX's culture tests detect Legionella pneumophila, the primary cause of Legionnaires' disease, in seven days, and Pseudomonas aeruginosa in 24 hours, with only 100 mL of sample needed.

Indoor Biotechnologies Inc.

700 Harris St.
Charlottesville, VA 22903
(434) 984-2304

Innolytics LLC

72377 Magnesia Falls Drive
Rancho Mirage, CA 92270
(949) 388-3671

J3 Resources Inc.

6110 W. 34th St.
Houston, TX 77092
(713) 290-0221

J3 Resources Inc. is full-service industrial hygiene laboratory specializing in the analysis of asbestos, lead, metals, environmental microbiology, and silica. J3 is AIHA-accredited* in full compliance with ISO 17025:2005. Licensed throughout the U.S., J3 offers superior quality, ensuring legally defendable results delivered with unmatched customer service.

*For accreditation certificates and scope pages, visit

Kitagawa America LLC

200 Wanaque Ave., Ste. 204
Pompton Lakes, NJ 07442
(973) 616-5410

Mesa Laboratories Inc.

12100 W. Sixth Ave.
Lakewood, CO 80228
(303) 987-8000


400 Summit Drive
Burlington, MA 01803
(314) 286-8355

The life science business of Merck KGaA, Darmstadt, Germany, which operates as MilliporeSigma in the United States and Canada, has some 21,000 employees and 59 manufacturing sites worldwide, with a portfolio of more than 300,000 products focused on scientific discovery, biomanufacturing, and testing services.

Nanozen Industries Inc.

25 Sixth Ave. E.
Vancouver, BC V5T 1J3
(844) 626-6936

Founded in 2007, Nanozen delivers innovative solutions for aerosol exposure analysis in industrial workplace environments. Nanozen’s DustCount real-time, wearable, personal dust monitors offer unparalleled capabilities, which help drive improved airborne particulate analysis, worker protection, and timely corrective action in the occupational health and safety industry. Know the air you breathe!

Nederman LLC

4404-A Chesapeake Drive
Charlotte, NC 28216
(800) 533-5286

The Nederman Group is a world-leading supplier of industrial air filtration products and solutions. For over 75 years, Nederman solutions efficiently filter, clean, and recycle to protect employees from harmful dust, smoke, and fumes found in metal fabrication, welding, secondary wood processing, and vehicle repair shops and emergency/fire stations.

Ohio Lumex Co. Inc.

30350 Bruce Industrial Parkway
Solon, OH 44139
(440) 264-2500

S.E. International Inc.

P.O. Box 39, 426 Farm Road
Summertown, TN 28906
(931) 964-3561

S.E. International Inc., manufacturer of the Radiation Alert® product line, offers handheld ionizing radiation detection instruments for surface and air contamination, including general-purpose survey meters, multichannel analyzers, portable laboratory, and dosimeters. Visit to see our new products: Ranger, Ranger EXP, Monitor 200, and Area Monitor.

SGS Galson, an SGS North America Inc. Company

6601 Kirkville Road
East Syracuse, NY 13057
(888) 432-5227

SKC Inc.

863 Valley View Road
Eighty Four, PA 15330
(724) 941-9701

SKC air sampling solutions and expertise support your critical mission of protecting worker health and safety worldwide. Our science has served occupational health and safety professionals for over 55 years. That science is the basis for our best-in-class sample pumps and media, quality, reliability, and customer support. Science. Serving People.

Stat Peel

Stampfgasse 4
Glarus, 8750

Testo Inc.

40 White Lake Road
Sparta, NJ 07871
(800) 227-0729

The EI Group Inc.

2101 Gateway Centre Blvd., Ste. 200
Morrisville, NC 27560
(800) 717-3472

TSI Inc.

500 Cardigan Road
Shoreview, MN 55126
(800) 874-2811

VelocityEHS / MSDSonline / Humantech

222 W. Merchandise Mart Plaza
Chicago, IL 60654
(312) 881-2356

VICI Metronics Inc.

26295 Twelve Trees Lane
Poulsbo, WA 98370
(360) 697-9199


4020 Lake Washington Blvd. NE, Ste. 200
Kirkland, WA 98033
(425) 368-0969

Zefon International Inc.

5350 SW First Lane
Ocala, FL 34474
(352) 854-8080

From asbestos cassettes to pre-weighed filters, Zefon provides the OEHS professional with the highest quality products in air sampling media. Providing reliable and worry-free sampling media and equipment is our commitment to you and your profession. Zefon is the Professionals’ Choice.