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One Acquisition Solution for Integrated Services (OASIS)

OASIS is a Multiple Award, Indefinite Delivery, Indefinite Quantity (MA-IDIQ) contract vehicle that provides flexible and innovative solutions for complex professional services.
Services under OASIS are awarded under seven North American Industry Classification System (NAICS) pools. Tetra Tech was awarded three contracts for work in NAICS Pools 1, 3, and 4. Work may cross over multiple disciplines and span many areas of expertise with task orders being assigned in the NAICS pool with the greatest percentage of anticipated requirements.

Tetra Tech’s OASIS Contracts

Pool 1 – Engineering, Environmental, and Management Consulting

Tetra Tech provides a full range of engineering, environmental, and management services from offices in almost every state in the US and multiple OCONUS locations.

Pool 3 – Engineering Services for Military Applications

Tetra Tech provides engineering services for military applications, acquisition, and deployment of aerospace equipment, both from our offices and from personnel embedded at DoD, DOE, FAA, and other federal customer sites.

Pool 4 – Research and Development (R&D)

Tetra Tech provides R&D services in support of various activities to government customers from our offices and customer sites.

Points of Contact

Bill Brownlie, PhD, PE
Program Manager
[email protected]
+1 (626) 470-2302

Barbara Petersen
Contract Manager
[email protected]
+1 (626) 470-2407

Contract Information

Awarded to Tetra Tech, Inc.: DUNS Number 04-522-4250

Contract Period of Performance: 5 Years with One 5-Year Option

Contract Type: Multiple Award, IDIQ

Task Order Types: FFP, T&M, Cost Reimbursable

Rate Structure: At Task Order Level

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