Certified Industrial Hygienist (CIH)

Health & Safety by a Board-Certified Industrial Hygienist

Reduce exposure risks, pass audits, and protect your workforce with expert industrial hygiene services: air & noise monitoring, ventilation assessments, exposure control plans, OSHA compliance, and training.

ABIH-Certified CIH 20+ years EHS Manufacturing, Warehousing, Labs
500+
IH assessments completed
95%
first-pass audit success
48h
rapid reporting option

Industrial Hygiene Services

Air Monitoring (OSHA/NIOSH)

Personal & area sampling, silica, solvents, metals, welding fume, hex-Cr(VI). Chain-of-custody and accredited lab analysis.

Noise Dosimetry

Full-shift TWA/PEL, octave-band analysis, Hearing Conservation Program setup, controls & PPE selection.

Ventilation & LEV

Capture velocity and duct traverse, hood performance testing, make-up air review, ACGIH Industrial Ventilation.

Exposure Control Plans

Respiratory protection (29 CFR 1910.134), silica, lead, welding fume programs, fit-testing & training.

Surface & Bulk Sampling

Metals, isocyanates, allergens; wipe methods (NIOSH 9100 series), interpretation vs. action levels.

OSHA Compliance Audits

Gap assessments, written programs, training, and corrective action tracking with prioritized risk register.

Our Process

1. Discovery
Brief consult, review tasks, hazards, and data; define scope & objectives.
2. Plan
Sampling strategy (methods, media, duration), instruments, and logistics.
3. Fieldwork
On-site monitoring, photos, worker interviews, operational observations.
4. Analysis
Accredited lab results, OEL comparisons (OSHA/ACGIH), risk ranking.
5. Report
Clear findings, controls hierarchy, CAP with owners & timelines.
6. Support
Training, re-testing, program updates, and audit prep.
“The CIH assessment cut our exposures by 60% in two months. The report was clear, actionable, and audit-ready.”
— EHS Director, Mid-size Manufacturer

Ready to improve worker health & compliance?

Schedule a quick call to scope your project and get a proposal within 24–48 hours.

Certified Industrial Hygienist (CIH) FAQs

What is a CIH?

A CIH is certified by ABIH after meeting education, experience, and exam requirements in exposure assessment and control.

Do you work to OSHA or ACGIH limits?

We evaluate against OSHA PELs for compliance and ACGIH TLVs for best practice and risk reduction.

Which industries do you serve?

Manufacturing, warehousing & logistics, labs, printing/coating, food & beverage, automotive, and more.

How soon can we get results?

Field data are shared within 24–48 hours; lab-based analyses depend on analyte TAT. Expedited options available.

ECOthink Group · Certified Industrial Hygienist services across the Northeast, Mid-Atlantic, and Southeast.

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ECOthink Group supports companies navigating today’s rapidly evolving, and shifting compliance and ESG landscape.