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Directory

20 providers,
one directory.

Updated Jun 2026

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Boston, MA

Meridian Health Physics

Independent RSO services and audit support for hospitals and research labs

Safety ConsultingTraining

★ 4.8 · 27Est. 2014

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Oak Ridge, TN

Apex Calibration Services

ISO 17025-accredited radiation instrument calibration with 5-day turnaround

★ 4.9 · 54Est. 1998

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Denver, CO

Shieldworks Design Group

Stamped shielding designs for imaging suites, linacs, and PET facilities

★ 4.7 · 41Est. 2009

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Houston, TX

Gulf Coast Industrial Radiography

Field NDT radiography for refineries, pipelines, and structural steel

NDT / Industrial RT

★ 4.6 · 68Est. 2005

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Nashville, TN

Plumbline Therapy Physics

Remote and on-site therapy medical physics for community cancer centers

Medical Physics

★ 4.9 · 22Est. 2017

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Pittsburgh, PA

Northstar Decommissioning Services

MARSSIM-compliant decommissioning and final status surveys

D&DSafety Consulting

★ 4.7 · 31Est. 1996

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Glenwood, IL

Continental Dosimetry

OSL and TLD badge programs for medical, dental, and industrial users

★ 4.5 · 132Est. 1987

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Andrews, TX

Argent Source Services

Sealed source removal, transport, and disposal across North America

Source Disposal

★ 4.7 · 38Est. 2011

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Lansing, MI

Helix Shielding Products

Lead bricks, mobile shields, leaded glass, and protective garments

Lead & Shielding

★ 4.4 · 89Est. 1979

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Portland, OR

Cascade RSO Training Institute

NRC-recognized RSO certification and Part 19 worker training

★ 4.6 · 156Est. 2008

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Austin, TX

Lonestar Diagnostic Physics

Annual physics surveys and shielding evaluations for Texas imaging

Medical Physics

★ 4.5 · 47Est. 2013

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Knoxville, TN

Precision Portal Monitor Services

Calibration and field service for radiation portal monitors

★ 4.6 · 23Est. 2003

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Las Vegas, NV

Beacon Laboratory Services

Bioassay, environmental sampling, and radiochemistry analysis

Safety Consulting

★ 4.6 · 43Est. 1992

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Aiken, SC

Sentinel Emergency Response

24/7 radiological emergency response and field characterization

Safety ConsultingSource Disposal

★ 4.8 · 17Est. 2001

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Minneapolis, MN

Redline Sterilization Consulting

ISO 11137 dose-setting and process validation for sterilization

Safety ConsultingMedical Physics

★ 4.6 · 14Est. 2015

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Indianapolis, IN

Midwest Dental Physics Group

Equipment performance evaluations for dental and CBCT installations

Medical PhysicsShielding

★ 4.4 · 19Est. 2016

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Fort Collins, CO

Orbit Veterinary Imaging Physics

State registration and equipment surveys for veterinary practices

Medical PhysicsTraining

★ 4.7 · 11Est. 2019

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San Francisco, CA

Pacific Rim Cyclotron Services

Cyclotron facility shielding, licensing, and operational HP

ShieldingSafety Consulting

★ 4.5 · 9Est. 2010

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Cleveland, OH

Atlas Leaded Apron Service

Apron integrity testing and PPE inventory management

Safety Consulting

★ 4.3 · 22Est. 2012

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Burlington, VT

Vanguard University RSO Services

Retained RSO programs for small research universities

Safety Consulting

★ 4.8 · 7Est. 2018

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