GSA MAS · Consulting, Management & Expert Services
GSA MAS — Professional Services
The Professional Services Large Category encompasses management consulting, program and project management, financial advisory, communications, environmental, and human factors services. It is one of the broadest and most varied categories in the consolidated MAS, drawing on multiple legacy schedules. Professional services agencies spend over $8 billion annually through this category, making it a critical vehicle for consulting firms of all sizes.
$8B+
Annual Spend
20 Years
Contract Term
$25,000
Min. Sales (24 mo.)
Key Special Item Numbers (SINs), GSA MAS — Professional Services
The primary SINs under the GSA MAS — Professional Services Large Category that define which eBuy opportunities you can access.
Management and Advisory Services
R699Strategic management consulting, organizational improvement, and advisory services
Program Management / Support
R408Program management office (PMO) setup, program management, and project management support
Financial Management Services
R706Financial advisory, auditing support, budget analysis, and grants management
Environmental Planning & Documentation
R425NEPA compliance, environmental planning, and sustainability assessment
Public Affairs & Communications
R413Strategic communications, public affairs, and media relations for federal agencies
Language Services
R707Translation, interpretation, and linguistic analysis services
Eligibility & Application Requirements
What you need to qualify to hold a GSA GSA MAS — Professional Services Schedule contract.
- ✓At least 2 years of commercial or government consulting experience relevant to proposed SINs
- ✓Must meet SBA size standards if applying for small business designations
- ✓Demonstrated past performance with documented client references for each proposed SIN
- ✓Qualified professional staff with relevant credentials and experience in proposed disciplines
- ✓Adequate financial statements showing business stability and capability
Key Facts, GSA MAS — Professional Services Schedule
Important market intelligence for the GSA MAS — Professional Services Large Category.
- 1Covers management consulting across virtually all federal business disciplines
- 2Consolidates legacy MOBIS, LOGWORLD, and other consulting schedules
- 3High utilization by CFO Act agencies for transformation programs
- 4Broad NAICS coverage enabling cross-discipline service offerings
Top Agency Buyers, GSA MAS — Professional Services Schedule
Federal agencies that most actively purchase through the GSA GSA MAS — Professional Services Large Category. Knowing your buyers drives effective eBuy and direct marketing strategies.
Department of Defense (DoD)
DoD civilian and joint program offices use the Professional Services schedule for management consulting, program management support, and financial advisory on defense modernization programs.
Department of Homeland Security (DHS)
DHS acquisitions for program management, organizational consulting, and mission support services drive consistent Professional Services schedule demand across CBP, ICE, and component offices.
Department of Health & Human Services (HHS)
HHS and its components use Professional Services for public health program management, financial management advisory, and organizational transformation consulting.
General Services Administration (GSA)
GSA uses its own Professional Services schedule for internal program support, real property management advisory, and acquisition consulting services.
Department of Energy (DOE)
DOE uses the Professional Services schedule for management consulting, environmental program support, and technical advisory for its national laboratory and nuclear programs.
How to Get on the GSA MAS — Professional Services Schedule
Step-by-step process to apply for and win a GSA GSA MAS — Professional Services Large Category schedule contract.
- 1Review the Professional Services Large Category solicitation on SAM.gov and identify the R-series or other SINs aligned to your consulting practice areas.
- 2Ensure your company has at least two years of relevant past performance in the proposed service disciplines and prepare 3–5 past performance references.
- 3Compile a Commercial Sales Practices disclosure and prepare your labor category pricing using a transparent, defensible basis (commercial rate card, published fee schedule, or comparable contract).
- 4Submit a complete offer package through GSA eOffer, including all administrative attachments, financial statements (if required), and the signed Representations and Certifications.
- 5Work with your assigned GSA contracting officer to negotiate final pricing, resolve any clarifications, and execute the schedule contract.
- 6Post your awarded contract to GSA eLibrary and GSA Advantage so agencies can discover your capabilities and respond to eBuy solicitations under your SINs.
Ongoing Compliance, GSA MAS — Professional Services Schedule
Key compliance obligations for GSA GSA MAS — Professional Services schedule holders throughout their contract period.
- ✓Meet the $25,000 minimum sales requirement every 24 months or risk contract cancellation for non-compliance.
- ✓Report all schedule sales quarterly through the 72A system and remit the 0.75% Industrial Funding Fee (IFF) on time.
- ✓Honor the Price Reductions Clause by notifying GSA of any price reductions below your Basis of Award customer pricing.
- ✓Maintain accurate and current labor category descriptions and pricing in GSA Advantage to avoid misrepresentation during task order proposals.
- ✓Large business holders must submit subcontracting plans and Individual Subcontracting Reports per FAR 52.219-9 if applicable.
Tips for Winning GSA MAS — Professional Services Schedule Orders
Practical strategies for maximizing revenue through your GSA MAS — Professional Services GSA Schedule.
- 1Target R699 (Management and Advisory Services) as a broad entry point, it covers most consulting activities and is the most commonly searched SIN.
- 2Pair your Professional Services Schedule with OASIS+ for larger, more complex program management task orders requiring a separate GWAC.
- 3Many agencies issue sole-source orders to incumbent consultants through the schedule, relationship-building is more important than price.
- 4Small consulting firms with 8(a) or SDVOSB certifications have strong win rates on set-aside Professional Services eBuy orders.
- 5Track agency strategic plans and budget submissions to anticipate consulting needs 12–18 months ahead of procurement.
SamSearch for GSA Schedule Holders
Maximize Revenue from Your GSA MAS — Professional Services Schedule
SamSearch monitors GSA eBuy and SAM.gov in real time, surfacing the right task order opportunities under your SINs, the moment they drop. Get alerts, track agency spending, and never miss a relevant opportunity.
- ✓Real-time alerts for eBuy RFQs matching your SINs
- ✓Agency spending intelligence tailored to your schedule
- ✓Recompete tracking on expiring MAS task orders
- ✓AI-powered opportunity scoring
Frequently Asked Questions, GSA GSA MAS — Professional Services Schedule
Common questions about the GSA Multiple Award Schedule GSA MAS — Professional Services Large Category, including SINs, eligibility, compliance, and sales strategies.