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OASIS and OASIS Small Business (SB) are a family of 7 separate Governmentwide multiple awards, Indefinite Delivery Indefinite Quantity (IDIQ) contracts that provide flexible and innovative solutions for complex professional services


• OASIS Unrestricted is a full and open Contract

• OASIS Small Business is a 100 percent Small Business Set-Aside contract (FAT 19.502) with the ability to do Socio-Economic Set-Asides (FAR 19.8 through FAR 19.15) at the task order level

• OASIS 8(a) Sub Pools were developed to provide the 8(a)-community expanded access to the OASIS Best-in-Class contract program while creating more options for federal agencies to meet their 8(a) set-asides and 8(a) directed task order awards.


The GSA OASIS SB webpage can be found HERE

The OASIS SB SubPool Contract Award can be found HERE


The OASIS contracts:

• Provide a single solution for complex requirements

• Support commercial and non-commercial acquisition

• Support multiple technical disciplines and mission spaces

• Support all contract types, including hybrids and cost-reimbursement, at the task order level

• Allow ancillary support components, commonly referred to as Other Direct Costs (ODC), at the task order level

• Have no program ceiling, a five-year base and a five-year option, a benefit to long-term planning for complex program requirements


OASIS SB related marketing materials and news releases:



Contractor Capabilities for OASIS:

Our Contractor Capabilities Statement can be found on our Homepage, or HERE


Contractor Key Personnel POC Information (Names, Titles, Phone Numbers, e-mail addresses)

Corporate POC: Carol Fukumoto, Chief Operations Office, (703) 254-7113, carol.fukumoto@gcassociates-usa.com

Program Manager: Larry Osentoski, Chief Technology Officer, (248) 613-6738, larry.osentoski@gcassociates-usa.com

Contract Manager: Eric Puels, Manager, Projects & Compliance, (623) 866-9871, eric.puels@gcassociates-usa.com


The OASIS SB Contract’s Awarded DUNS Number and CAGE Code:

DUNS Number: 791533057

CAGE Code: 4PFV8