How Small Contractors Win Government Contracts (SAM.gov)

A practical walkthrough of registering on SAM.gov, finding set-aside opportunities, and bidding on federal contracts as a small contractor.

Small contractors win government contracts by registering (free) on SAM.gov, getting classified under the right NAICS code for their trade, and bidding on set-aside contracts reserved specifically for small businesses, which make up a legally mandated 23% of all federal contracting dollars. It's not a fast path to revenue (registration alone takes two to three weeks), but it's a real one: the federal government awarded small businesses nearly 28% of prime contract dollars in fiscal year 2025, about $179 billion, according to the SBA.

Most electricians, plumbers, HVAC techs, and handyman businesses never look at government work because it sounds like it's reserved for giant contractors with compliance departments. That's mostly true for the biggest agency contracts, but a large share of federal and local spending happens through simplified, lower-dollar purchases that a small trade business can realistically win, especially repair, maintenance, and small renovation work on federal facilities.

This post walks through registration, where the opportunities actually are, and what to expect on timeline.

Key takeaways

SAM.gov registration is free and takes 10 to 14 business days to process once submitted, with total time from start to active registration typically 2 to 3 weeks.
The federal government's statutory small business contracting goal is 23% of all prime contract dollars; agencies exceeded it in FY2025 at nearly 28%, per the SBA.
Micro-purchases under $15,000 and simplified acquisitions under $350,000 (as of October 2025) use faster, lighter procedures than large formal bids.
Electrical contractors register under NAICS code 238210; plumbing, heating, and AC contractors under 238220, each with a $19 million small business size standard.
SBA set-aside programs (8(a), HUBZone, WOSB, service-disabled veteran-owned) can reduce competition further for eligible businesses.
Registration must be renewed annually; letting it lapse immediately disqualifies you from new awards and can delay payment on existing ones.

Step 1: register on SAM.gov

SAM.gov (System for Award Management) is the federal government's official vendor registration system, run by the General Services Administration, and it's the single entry point for bidding on or getting paid for federal contract work, according to SAM.gov's entity registration page. You'll need:

An Employer Identification Number (EIN) from the IRS. If your EIN is new, wait at least 14 days before registering; newer EINs often fail SAM.gov's automatic IRS verification.
A physical business address (P.O. boxes aren't accepted as your primary address).
Your NAICS code(s) describing your trade.
Banking details for direct deposit (routing number, account number, account type).
A designated Government Business point of contact, which for most small shops is just the owner.

Once submitted, processing takes 10 to 14 business days, with the full process, gathering documents, filling out the form, and waiting for approval, typically running 2 to 3 weeks start to finish, according to Procura Federal's 2026 SAM.gov registration guide. Registration itself is 100% free; nobody legitimately charges you for it, and third-party "registration services" that charge a fee are optional, not required.

Registrations expire exactly 365 days after approval and must be renewed annually. An expired registration immediately disqualifies you from new awards and can delay payment on contracts you already have, so put the renewal date on your calendar the day you get approved.

Step 2: find the right NAICS code for your trade

Your NAICS (North American Industry Classification System) code determines what work you're eligible to bid on and what size standard applies to you as a "small business" in that category. The common codes for home service trades:

Trade	NAICS code	Small business size standard
Electrical contractors	238210	$19 million (avg. annual receipts)
Plumbing, heating, and AC contractors	238220	$19 million (avg. annual receipts)
Residential remodelers (general handyman work)	236118	Varies by receipts threshold

Size standards for construction-related NAICS codes generally range from $16.5 million to $45 million in average annual receipts, according to a 2026 NAICS codes guide summarized by GovConToday and confirmed against SBA size standards. Nearly every small home service trade business will qualify as "small" under these thresholds, which matters because it's what makes you eligible for set-aside contracts in the first place.

Step 3: understand how small business set-asides work

The federal government is required by law to award at least 23% of prime contracting dollars to small businesses each year. In fiscal year 2025, agencies exceeded that target, awarding nearly 28% of prime contract dollars, roughly $179 billion, to small businesses, according to the SBA's FY25 small business contracting scorecard. Within that overall goal, agencies also carry specific targets for small disadvantaged businesses (5%), women-owned small businesses, HUBZone businesses, and service-disabled veteran-owned small businesses, as outlined on the SBA's contracting assistance programs page.

"Set-aside" contracts limit competition to businesses in these categories, meaning you're competing against other small contractors instead of large national firms. Construction and trade work is a meaningful share of that spending: small business set-aside contracts totaled roughly $95 billion in FY2025, with construction representing approximately 18% of that total, per industry NAICS analysis.

Where the realistic opportunities are for a small crew

Federal procurement thresholds that favor small contractors (effective Oct 2025)

Source: Acquisition.gov, FAR threshold changes, effective October 1, 2025

The federal government just raised the two thresholds that matter most to small contractors. As of October 1, 2025, the micro-purchase threshold rose from $10,000 to $15,000, meaning agencies can buy under that amount without a formal bid process at all, and the simplified acquisition threshold rose from $250,000 to $350,000, letting agencies use faster, lighter procedures under FAR Part 13 for anything below that, according to Acquisition.gov's official threshold changes announcement. That's the sweet spot for most trade businesses: repair, maintenance, and small renovation jobs on federal facilities routinely fall well under $350,000, and many fall under the $15,000 micro-purchase line entirely. One exception worth knowing: for public works subject to the Davis-Bacon Act, the micro-purchase threshold stays much lower, at $2,000, per the same Acquisition.gov update.

Beyond federal work, state and local governments run similar procurement processes for facility maintenance, HVAC service contracts, and electrical work, often with lower barriers to entry than federal bids.

FieldRobin's government contract tool

Finding these opportunities manually means checking SAM.gov regularly and filtering through listings that aren't relevant to your trade. FieldRobin's Government Contract Finder pulls active federal and local opportunities specifically for cleaning, landscaping, hauling, facility maintenance, repairs, and related field service work, and lets you subscribe to weekly updates by email. It's a discovery tool, not a bidding platform: every listing links directly to the source on SAM.gov so you can verify current details and eligibility before you bid, since FieldRobin doesn't submit bids or guarantee eligibility on your behalf.

FAQ

How long does it take to start winning government contracts as a new small contractor?

Registration alone takes 2 to 3 weeks. After that, realistic timelines to your first award vary widely, but many small contractors report their first micro-purchase or simplified acquisition win within a few months of active bidding, especially on lower-dollar, local facility maintenance work.

Do I need a lawyer or consultant to register on SAM.gov?

No. Registration is designed to be self-service and is free directly through SAM.gov. Paid registration services exist but aren't required; they mainly sell convenience, not access.

What size business qualifies as "small" for government contracts?

It depends on your NAICS code. Electrical and plumbing/HVAC contractors (codes 238210 and 238220) both carry a $19 million average annual receipts size standard, which covers the vast majority of independent trade businesses.

Can a one-person or small crew business realistically win federal work?

Yes, particularly for micro-purchases (under $15,000) and simplified acquisitions (under $350,000), which use lighter procedures than large formal solicitations. Facility repair and maintenance work is one of the more accessible categories for small trade contractors.

References

Start free trial

Editorial Process

We use AI to assist with research, outlining, and drafting. Every article is reviewed, edited, and fact-checked before publication. When appropriate, we verify information against primary sources and update articles as new information becomes available.