Addx holds the GSA One Acquisition Solution for Integrated Services (OASIS) Small Business (SB)(GS00Q14OADS301) Pool 3 Engineering Solutions contract vehicle to provide the full range of services defined by the NAICS codes detailed below.



North American Industry Classification System (NAICS) Code


541330 Engineering for Military and Aerospace Equipment and Military Weapons

Exception A

541330 Engineering for Contracts and Subcontracts for Engineering Services

Exception B Awarded Under the National Energy Policy Act of 1992

541330 Engineering for Marine Engineering and Naval Architecture

Exception C



R425 Support- Professional: Engineering/Technical Includes: Systems Engineering, Technical Assistance, and Other Services Used to Support The Program Office During The Acquisition Cycle


General Areas of Support

1. Systems Engineering

2. Advanced Technology Pilots and Trials

3. Alternative Energy Sources and Engineering

4. Configuration Management

5. Concept Development

6. Design Documentation and Technical Data

7. Energy Services to include Management Planning and Strategies, Audit Services and Metering

8. Engineering (Aeronautical, Astronautical, Chemical, Electrical, Mechanical, Metallurgy/Materials, etc.)

9. Engineering Process Improvement

10. Environmental Management

11. Environmental Consulting and Remediation

12. Human Factors/Usability Engineering

13. Independent Verification And Validation

14. Integration

15. Interoperability

16. Life Cycle Management

17. Modeling and Simulation

18. Natural Resources Management

19. Operation and Maintenance or Direct Support of an existing Weapon System or Major System

20. Prototyping and Fabrication Support

21. Quality Assurance

22. Red Teaming and Wargaming

23. Requirements Analysis

24. System Design

25. System Integration

26. System Safety Engineering

27. Test and Evaluation

28. Technical Documentation

29. Mission Assurance

30. Data Analytics

31. Architecture Design

32. System Verification and Validation

33. Human Systems Integration

34. Baseline (Configuration) Management

35. Data Management

36. Risk Management

37. Technical Planning

38. Systems Engineering Training

39. System Security and Information Assurance

40. System Effectiveness and Analysis

41. Launch Processing and Verification

42. Software Development (for non-IT requirements)

43. Software Independent Verification and Validation (for non-IT requirements)

44. Radar Engineering

45. Optical Engineering

46. Communications Engineering


OASIS Corporate Point of Contact:

John Millward

Corporate OASIS SB Program Manager

VP, Corporate Capture

703-933-7637 x223


Larry Bradley

VP, National Security Market and Navy Accounts

703-933-7637 x 278



DUNS Number: 039872622


Click HERE for an overview of the OASIS SB program

Click HERE for an Addx OASIS SB Pool 3 Engineering Solutions brochure

Click HERE to see the contract

Click HERE to visit GSA's OASIS website


Addx Corporation

4825 Mark Center Drive

Suite 300

Alexandria, VA 22311

Office: (703) 933-7637

Fax: (703) 933-7638

Addx Corporation

Mark Center Drive • Suite 300
Alexandria, VA 22311

Office: (703) 933-7637

Fax: (703) 933-7638