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4 Walls IT Business Solutions LLC
Upper Marlboro, MD UEI VYK6E3QPX4J5 CAGE 9HXV4
Small business
Unconfirmed listing. Primes and agencies searching for plumbing, heating and air-conditioning contractors firms in Maryland see this listing as unconfirmed. 17 confirmed firms appear ahead of it in search.
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Recent public awards
Federal, state and local contracts
YearAgencyWorkLevelAmount
2023 Department of the Interior
National Park Service
Cuga emergency repair of vc hvac control Federal $35K
NAICS codes
  • 238220 Plumbing, heating and air-conditioning contractors Primary
  • 493110 General warehousing and storage
  • 541511 Custom computer programming services
  • 541512 Computer systems design services
  • 541513 Computer facilities management services
  • 541519 Other computer related services
  • 541611 Administrative management and general management consulting services
  • 541612 Human resources consulting services
  • 541618 Other management consulting services
  • 541690 Scientific and technical consulting
  • 541990 All other professional, scientific, and technical services
  • 561720 Janitorial services
  • 611430 Professional and management development training
Registration
SAM.gov
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From public records: SAM.gov, USAspending.gov and state and local procurement records.
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