There are two ways agencies can buy professional services through GSA.
- Professional Services Schedule
A Multiple Awards Schedule with more than 3,700 vendors providing a full range of professional services.
- One Acquisition Solution for Integrated Services Contracts (OASIS)
Multiple award, Indefinite Deliver Indefinite Quantity contracts that provide flexible and innovative solutions for complex professional services.
Professional services encompasses services that are advisory, problem-solving, and intellectual in nature and require advanced subject matter knowledge including:
- Management and advisory services;
- Technical and engineering services;
- Research and development;
- Financial services;
- Business administration services;
- Social services;
- Marketing and public relations services; and
- Legal services.