Products & Services
About Top Stack
Top Stack is listed as a company based in Malvern, Pennsylvania, United States, operating in Office service, employing 21-50 people, reporting $1M-$5M in annual revenue and classified under Employment Placement Agencies.
Its primary NAICS classification is 561311 (Employment Placement Agencies). Top Stack is one of 784,164 Industrial & mechanical companies listed in Pennsylvania.
Business Contact Information
- Phone
- +1 (610) 2552100
- Website
- topstackgroup.com
- Address
- 1200 Atwater Dr, Malvern, Pennsylvania, 19355, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 56Administrative and Support and Waste Management and Remediation Services
- 5613Employment Services
- 561311Employment Placement Agencies
SIC Codes
- 72Personal Services
- 729Miscellaneous Personal Services
- 7299Barbershop, Beauty Parlor, or Hair Styling Salon
Company Details
- Employees
- 24 (21-50)
- Annual Revenue
- $4.7M ($1M-$5M)
Top Stack: frequently asked questions
What does Top Stack do?
Top Stack is listed as a company based in Malvern, Pennsylvania, United States, operating in Office service, employing 21-50 people, reporting $1M-$5M in annual revenue and classified under Employment Placement Agencies.
Where is Top Stack located?
Top Stack is headquartered at 1200 Atwater Dr, Malvern, Pennsylvania, 19355, United States.
How many employees does Top Stack have?
Top Stack has about 24 employees (the 21-50 range).
What is Top Stack's annual revenue?
Top Stack's annual revenue is estimated at $4.7M (the $1M-$5M range).
What industry is Top Stack in?
Top Stack is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561311 (Employment Placement Agencies).
How can I contact Top Stack?
Its website is topstackgroup.com and its phone number is +1 (610) 2552100.
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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