ACI Mechanical, Inc.

Boone, IA Part of Comfort Systems USA Inc.

UEI: ZXKSLYM2THD4
CAGE: 1FH70
Primary NAICS: 238220 Plumbing, Heating, and Air-Conditioning Contractors
SAM.gov registration: Active through Jan 22, 2027

Company facts

FY2025 rankings: Its parent company, Comfort Systems USA Inc., ranks:

#2 in PSC J047

#31 in PSC J044

#43 in PSC H345

#43 in PSC J045
Self-certified in SAM.gov: For Profit Organization
Entity structure: Corporate Entity (Not Tax Exempt)
Other NAICS codes in SAM.gov: 237120 Oil and Gas Pipeline and Related Structures Construction
Corporate family: Comfort Systems USA Inc. Parent Houston, TX FG8SSJKKWA33

ACI Mechanical, Inc.
SAM.gov registration date: Apr 5, 2002
Physical address: 2182 231st Ln #104, Boone, IA 50036, USA
Website: acimechinc.com
Founded: 1945
Employees: 11-50
Estimated annual revenue: $1M-$10M
Industry: Industrials

Capital Goods

Construction & Engineering
SIC code: 76 Miscellaneous Repair Services
Profiles: LinkedIn

X

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Jan 26, 2026.

Contract awards

Award	Agency	Obligated	Awarded
Building #5, install waste water piping & pumping system AG5114C090045	Midwest Area (FRIID)	$372,819	Sep 25, 2009
Replacement of oil separator, middle chiller, circuit #1 at building 21, USDA-nvsl 1800 dayton AVE., ames, IA. AG6125P080118	Midwest Area (FRIID)	$8,550	Jun 16, 2008
Move gas service line at barn 196 AG612540612551268	Midwest Area (FRIID)	$1,190	May 24, 2005
Installation of high-level sewage line running from bldg. #2 at the national animal disease center AG612543612541243	Midwest Area (FRIID)	$99,000	Nov 12, 2004
Definitive Contract 05114200109D50511410011	Agricultural Research Service	$179,000	Sep 15, 2001

Latest 5 listed here. See the rest on GovTribe.

Quick answers

Is ACI Mechanical, Inc. registered in SAM.gov?

Yes. ACI Mechanical, Inc.'s SAM.gov registration is active through January 22, 2027.

What is ACI Mechanical, Inc.'s CAGE code?

ACI Mechanical, Inc.'s CAGE code is 1FH70, and its Unique Entity ID (UEI) is ZXKSLYM2THD4.

How does ACI Mechanical, Inc. rank among federal contractors?

ACI Mechanical, Inc.'s parent company, Comfort Systems USA Inc., ranked #2 in PSC J047, #31 in PSC J044 and #43 in PSC H345 in FY2025.

What is ACI Mechanical, Inc.'s most recent federal award?

ACI Mechanical, Inc.'s most recent federal contract award is Building #5, install waste water piping & pumping system (AG5114C090045), from Midwest Area (FRIID), on September 25, 2009.

On GovTribe

See ACI Mechanical, Inc.'s full federal record

Federal contract awards
Funding analysis by agency, NAICS and set-aside
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