CT / HX, LLC

Columbia, MD Doing business as Cooling Tower & Heat Exchangers Part of Fidelity Engineering, LLC

UEI
QPKNVNJWJFJ4
CAGE
63CD4, 17XX0
Primary NAICS
238220 Plumbing, Heating, and Air-Conditioning Contractors
SAM.gov registration
Active through

Company facts

Self-certified in SAM.gov
  • Foreign Owned
  • For Profit Organization
Entity structure
Corporate Entity (Not Tax Exempt)
NAICS codes registered in SAM.gov
Corporate family
SAM.gov registration date
Physical address
9305 Gerwig Ln, Columbia, MD 21046, USA
Website
cthx.com
Founded
1986
Employees
11-50
Estimated annual revenue
$1M-$10M
Industry
  1. Industrials
  2. Capital Goods
  3. Construction & Engineering
SIC code
76 Miscellaneous Repair Services
Profiles

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

Recent federal awards

CT / HX, LLC's 5 most recent federal contract and grant awards, newest first. Amounts are dollars obligated.
Award Agency Obligated Awarded
Cyrco - cooling tower Contract · 15B10326P00000100 Federal Correctional Institution Beckley $150,000
Service Contract · 33312919P00424672 Smithsonian Institution $8,569
Installation of ladder and hand rails for cooling tower Contract · 36C24519P0582 Veterans Integrated Service Network 5 $37,648
Supervision, labor, equipment/materials and crane service to install two gearboxes and 8 handrails. Contract · 15F06719P0001368 Headquarters Division $85,314
Repair services for a leaking cooling tower. Contract · DTFAWA15P00174 Headquarters $7,160

About CT / HX, LLC

Written by GovTribe AI ·

CT / HX, LLC, doing business as HX CT, is a premium provider of cooling tower and heat exchanger service, as well as complete refurbishments, that significantly extends the life of the equipment and recaptures thermal efficiencies. The company provides installation, maintenance, and repair services for cooling towers and heat exchangers to U.S. federal government agencies.

CT / HX has received three recent prime federal contract awards for services related to cooling towers and heat exchangers, including installation of ladder and hand rails, gearbox replacements, and other maintenance services. These contracts were awarded by the Smithsonian Institution, Department of Veterans Affairs, and Department of Justice Federal Bureau of Investigation, with potential values ranging from $8,569 to $85,314. One contract was designated as a Total Small Business set aside. CT / HX also serves as a subcontractor providing labor and services in support of a prime contract held by CACI Inc. - Federal.

Quick answers

What is CT / HX, LLC's UEI?

CT / HX, LLC's Unique Entity ID (UEI) in SAM.gov is QPKNVNJWJFJ4.

What are CT / HX, LLC's CAGE codes?

CT / HX, LLC's CAGE codes are 63CD4 and 17XX0.

What is CT / HX, LLC's primary NAICS code?

CT / HX, LLC's primary NAICS code is 238220 (Plumbing, Heating, and Air-Conditioning Contractors).

Where is CT / HX, LLC located?

CT / HX, LLC's physical address in SAM.gov is 9305 Gerwig Ln, Columbia, MD 21046, USA.

Is CT / HX, LLC registered in SAM.gov?

Yes. CT / HX, LLC's SAM.gov registration is active through January 7, 2027.

Who is CT / HX, LLC's parent company?

CT / HX, LLC is part of Fidelity Engineering, LLC.

What is CT / HX, LLC's most recent federal award?

CT / HX, LLC's most recent federal contract award is Cyrco - cooling tower (15B10326P00000100), from Federal Correctional Institution Beckley, on August 6, 2026.

On GovTribe

See CT / HX, LLC's full federal record

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