NATIONAL AIR DUCT MAINTENANCE CORP
CHICAGO, IL·NAICS 561720
Rank #3 of 6 in NAICS 561720
Rank #8 of 19 in IL
Federal Score
About this contractor
National Air Duct Maintenance Corp, based in Chicago, IL, specializes in janitorial services, as indicated by their primary NAICS code 561720. The company provides air duct cleaning and maintenance services, catering primarily to federal government clients. Their expertise in maintaining air quality and cleanliness in facilities is underscored by their significant engagement with the Department of Veterans Affairs, which is their top federal contracting agency. The company holds several SBA certifications, including VOSB (Veteran-Owned Small Business), which enhances their eligibility for certain government contracts. National Air Duct Maintenance Corp has secured $1.55 million in lifetime federal awards, with recent contracts awarded in 2025 and 2026. Their focus on serving federal agencies, particularly those related to veteran services, highlights their commitment to supporting government infrastructure and enhancing facility operations through specialized maintenance services.
How NATIONAL AIR DUCT MAINTENANCE CORP compares
vs 15 peers in NAICS 561720Strengths
- Carries 3 SBA certifications — stacked set-asides give bid-pool advantages.
Watch-outs
- Federal Score is below the median for this NAICS (only above 20%).
- Lifetime awards $66.11M below median for peers.
- SAM.gov registration not active — must re-register before bidding.
Top peer in this NAICS: SKOOKUM EDUCATIONAL PROGRAMS ($190.42M lifetime awards)
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Award history
Awards by year
Certifications & data
SBA certifications
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Profile published 5/26/2026. Data sourced from SAM.gov, USAspending, and Apollo. Refreshed nightly.