Products & Services
About Stack-Up
Stack Up is a military charity supporting US and allied active duty and veterans' mental health through the power of gaming and geek culture! Stack-Up is listed as a company operating in Office service, employing 11-20 people, reporting $1M-$5M in annual revenue, classified under Other Services (except Public Administration) and based in Pittsburgh, Pennsylvania, United States.
Its primary NAICS classification is 813219 (Other Grantmaking and Giving Services). Stack-Up is one of 784,164 Industrial & mechanical companies listed in Pennsylvania.
Business Contact Information
- Website
- stack-up.org
- linkedin.com/company/stack-up
- facebook.com/stackupdotorg
- Address
- Pittsburgh, Pennsylvania, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 81Other Services (except Public Administration)
- 8132Grantmaking and Giving Services
- 813219Other Grantmaking and Giving Services
SIC Codes
- 83Social Services
- 839Social Services, Not Elsewhere Classified
- 8399Human Rights Organizations
Company Details
- Employees
- 19 (11-20)
- Annual Revenue
- $1.4M ($1M-$5M)
Stack-Up: frequently asked questions
What does Stack-Up do?
Stack Up is a military charity supporting US and allied active duty and veterans' mental health through the power of gaming and geek culture!
Where is Stack-Up located?
Stack-Up is headquartered in Pittsburgh, Pennsylvania, United States.
How many employees does Stack-Up have?
Stack-Up has about 19 employees (the 11-20 range).
What is Stack-Up's annual revenue?
Stack-Up's annual revenue is estimated at $1.4M (the $1M-$5M range).
What industry is Stack-Up in?
Stack-Up is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 813219 (Other Grantmaking and Giving Services).
How can I contact Stack-Up?
Its website is stack-up.org.
Largest companies in Pennsylvania
Largest industrial & mechanical companies
Manufacturing sales in Pennsylvania, 2026
In Pennsylvania, Factur's 2026 study counted 44 manufacturing quotes worth $1.6M and 10 purchase orders over 12 months: 23% of quotes became orders, against 21% nationally. See the Pennsylvania data.
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