Professional Verification

24/7 qualified mobile testing delivered to your location. Reliable, confidential, and compliant.

Book Mobile Testing

Screen & Verify

On-demand verification brought to your door.

We handle essential pre-employment drug testing, instant breath alcohol screening, and biometric fingerprinting with secure 24/7 emergency dispatch directly to your workspace.

Breath Alcohol Testing

DOT Testing

Non DOT Testing

DNA Services

I-9 Verification

Gender Reveal

Ink Fingerprinting

Background Check

Phlebotomy

Rapid Testing

After-Hours Service

Additional Services - Notary & CPR Training

Continuous Operations

Easy Booking

Schedule online or by phone. Our fully licensed, DOT-certified technicians dispatch directly to your location.

Secure Collection

We manage discreet, on-site specimen gathering following strict CLIA standards and formal chain-of-custody protocols.

Guaranteed Results

We transport samples securely, guaranteeing confidential delivery of answers through digital channels.

Qualification

Clinical Laboratory Improvement Amendments of 1988

49 CFR Part 40

Association for the Advancement of Blood & Biotherapies

Our Regional Coverage

We deploy mobile testing units 24/7 across Durham, Wake, Orange, Vance, and Granville counties, delivering certified compliance screenings directly to your workplace or home without disrupting operations.

Trusted Screening Experts

Led by Specialist Robin Morrison, Square One brings convenient mobile testing to Durham.


We remove workplace disruption by delivering certified, on-site testing directly to your location. As a licensed, Black- and female-owned local business, we combine credentialed accuracy with strict confidentiality. Our mission is to protect your people, streamline compliance, and deliver reliable answers with absolute integrity.

Support Beyond Testing

Women’s Law

SAMHSA Resources

Domestic Violence

Services

Identity & Employment  I-9 Verification

Identity & Employment  I-9 Verification

Employment Eligibility Verification

Our Employment Eligibility Verification service helps you complete Form I-9 accurately and on time so new hires can start work without …
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$35.00 

Document Review and Verification

Our Document Review and Verification service focuses on the details that keep your I-9 records secure and compliant. We carefully examine …
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$25.00 

Ink Fingerprinting

Our Ink Fingerprinting service provides clear, readable prints on traditional fingerprint cards for licensing, employment, immigration, …
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$35.00 

Opening Hours

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