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Multiple Award Schedule (MAS)
This Schedule provides Federal agencies with direct access to professionals who can thoroughly address the needs of the Federal financial community.
GSA Multiple Award Schedule (MAS)
Castro & Company is a GSA Multiple Award Schedule contract holder. Our Contract Number is GS-23F-0038U.
Our GSA Schedule Special Items Numbers (SINs) include:
- 541211 - Auditing Services
- 541219 - Budget and Financial Management Services
- 541611 - Management and Financial Consulting, Acquisition and Grants Management Support, Management Advisory Services
OASIS
One Acquisition Solution for Integrated Services
OASIS and OASIS Small Business (SB) GSA’s OASIS Tier 3, Best-in-Class (BIC) solutions make procuring complex professional services expedient by maximizing streamlined acquisition processes.
Key Personnel POC Information
Thomas Castro
Managing Partner
Castro’s Corporate OASIS Program Manager (COPM)
Gabriel Fry
Proposal & Contracts Manager
Castro’s Corporate OASIS Contract Manager (COCM)
General Contracting Information
NAICS Codes
- 541211 - Office of Certified Public Accountants
- 541219 - Other Accounting Services
- 541611 - Administrative and General Management Advisory Services
- 541618 - Other Management Advisory Services
- 561110 - Office Administrative Services
- 541519 - Other Computer Related Services
Small Business Set-Asides
Castro & Company can receive sole-source contracts up to the Simplified Acquisition Threshold in accordance with FAR Subpart 19.5-Set-Asides for Small Business.