What is ATR's NAICS code?

ATR's NAICS code is 5613 (Employment Services).

Insights

Tech Staffing Need ATR specializes in information technology staffing and has a 25-year track record of building software and systems development teams, indicating a persistent demand for qualified IT professionals across legacy and emerging technologies.

Diverse Tech Stack The use of multiple technologies including AWS, Microsoft 365, OpenSSL, Apache and Google Sign-in suggests opportunities to place specialists across cloud, security, web technologies, and enterprise collaboration tools for clients seeking broad IT support.

Midmarket Focus Operating as a small business with 51-200 employees, ATR is well positioned to engage midmarket firms that require flexible, long-term technical staffing solutions without large enterprise overhead.

Sustained Growth Signals Recent press mentions of strong earnings lifts and strategic portfolio considerations for related entities imply a market backdrop favorable to outsourcing and staffing services, presenting upside for contracted tech talent delivery.

Strategic Partnerships ATR’s emphasis on delivering long-term minded technical professionals and its edge in staffing power indicate a value proposition for clients seeking stable, career-focused placements, which can translate into repeat business and managed services opportunities.

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ATR Tech Stack

ATR uses 8 technology products and services including Trident AB, Amazon Web Services, Microsoft 365, and more. Explore ATR's tech stack below.

Trident AB
A/B Testing
Amazon Web Services
Cloud Hosting
Microsoft 365
Email
Font Awesome
Font Scripts
Google Sign-in
Identity Verification
GoDaddy
Web Hosting
OpenSSL
Web Server Extensions
Apache
Web Servers

Media & News

ATR's Email Address Formats

ATR uses at least 7 email formats:

ATR Email Formats	Example	Percentage
FirstL@atr.com	JohnD@atr.com	46%
Last@atr.com	Doe@atr.com	29%
First@atr.com	John@atr.com	21%
FirstLast@atr.com	JohnDoe@atr.com	4%
First@atrbiotech.com	John@atrbiotech.com	60%
Last@atrbiotech.com	Doe@atrbiotech.com	20%
First.Last@atrbiotech.com	John.Doe@atrbiotech.com	20%

Frequently Asked Questions

What is ATR's phone number?

You can contact ATR's main corporate office by phone at

+1-410-792-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is ATR's stock symbol?

ATR is a publicly traded company; the company's stock symbol is ATR.

What is ATR's official website and social media links?

ATR's official website is atr.com and has social profiles on LinkedIn.

How much revenue does ATR generate?

As of August 2026, ATR's annual revenue is estimated to be $50M - $100M.

What is ATR's SIC code and NAICS code?

ATR's SIC code is 7379 - Computer Related Services, Not Elsewhere Classified and NAICS code is 5613 - Employment Services.

How many employees does ATR have currently?

As of August 2026, ATR has approximately 107 employees across 5 continents, including North America, Asia and Europe. Key team members include Chief Diversity Relations Officer: A. S., Partner: B. P. and Partner: M. M. Explore ATR's employee directory with LeadIQ.

What industry does ATR belong to?

ATR operates in the Staffing and Recruiting industry.

What technology does ATR use?

ATR's tech stack includes Trident AB, Amazon Web Services, Microsoft 365, Font Awesome, Google Sign-in, GoDaddy, OpenSSL and Apache.

What is ATR's email format?

ATR's email format typically follows the pattern of FirstL@atr.com. Find more ATR email formats with LeadIQ.

When was ATR founded?

ATR was founded in 2002.

ATR

Q: What is ATR's official website and social media links?

ATR's official website is atr.com. ATR has social profiles on LinkedIn.

Q: How many employees does ATR have currently?

ATR has approximately 107 employees.

Q: What technology does ATR use?

ATR's tech stack includes OpenSSL, Google Analytics, CentOS, Amazon ALB, Microsoft 365.

Staffing and RecruitingMaryland, United States51-200 Employees

Arena Technical Resources (ATR) is an SBE, a small business enterprise focused on information technology staffing and recruiting. Over more than 25 years, its leadership has built software and systems development teams, enabling it to staff projects across legacy and emerging technologies. The company emphasizes delivering qualified, long-term IT professionals to meet client needs. Headquartered in Rockville, Maryland, ATR highlights an ATR Edge designed to increase a client’s staffing and recruiting capacity. Its services target organizations facing diverse technical challenges and seeking stable, capable teams.