J K Johnson Mechanical Contractors Inc.

Muscle Shoals, AL Part of Johnson Contractors Inc.

UEI: MNGGE1HAMT64
CAGE: 1ZHP0
Primary NAICS: 236220 Commercial and Institutional Building Construction
SAM.gov registration: Active through Sep 22, 2027

Company facts

Self-certified in SAM.gov: For Profit Organization
Entity structure: Corporate Entity (Not Tax Exempt)
NAICS codes registered in SAM.gov: 236220 Commercial and Institutional Building Construction Primary

236210 Industrial Building Construction

237110 Water and Sewer Line and Related Structures Construction

237120 Oil and Gas Pipeline and Related Structures Construction

237310 Highway, Street, and Bridge Construction

237990 Other Heavy and Civil Engineering Construction

238210 Electrical Contractors and Other Wiring Installation Contractors

238220 Plumbing, Heating, and Air-Conditioning Contractors

Show all

238290 Other Building Equipment Contractors

332710 Machine Shops
Corporate family: Johnson Contractors Inc. Parent M9DSMSJW56N7

J K Johnson Mechanical Contractors Inc. MNGGE1HAMT64
SAM.gov registration date: Jul 23, 2002
Physical address: 3635 E 2nd St, Muscle Shoals, AL 35661, USA
Website: johnsoncont.com
Founded: 1918
Employees: 51-250
Estimated annual revenue: $10M-$50M
Industry: Industrials

Capital Goods

Construction & Engineering
SIC code: 87 Engineering & Management Services
Profiles: LinkedIn

Crunchbase

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Sep 23, 2026.

Recent federal awards

J K Johnson Mechanical Contractors Inc.'s 5 most recent federal contract and grant awards, newest first. Amounts are dollars obligated.
Award	Agency	Obligated	Awarded
FWR 3695046; humidity control for rooms 110 and 112, bldg 4436 Contract · NNM15AA08W	Marshall Space Flight Center	$11,804	Jan 30, 2015
FWR 3315310- energy funding for building 4734 Contract · NNM14AA13W	Marshall Space Flight Center	$12,950	Jul 2, 2014
To provide labor, supplies, and equipment, replacement of air unit pickwick lock. Contract · W912P512P0081	ENDIST Nashville	$7,963	Sep 10, 2012
Resurfacing the floor and adding power in the rapid prototyping cell area of building 4707. Contract · NNM12AA27W	Marshall Space Flight Center	$21,012	Jul 31, 2012
Install six 110V 20 a power cord reels IIN building 4747 room 109. Contract · NNM12AA18W	Marshall Space Flight Center	$13,500	May 8, 2012

Quick answers

What is J K Johnson Mechanical Contractors Inc.'s UEI?

J K Johnson Mechanical Contractors Inc.'s Unique Entity ID (UEI) in SAM.gov is MNGGE1HAMT64.

What is J K Johnson Mechanical Contractors Inc.'s CAGE code?

J K Johnson Mechanical Contractors Inc.'s CAGE code is 1ZHP0.

What is J K Johnson Mechanical Contractors Inc.'s primary NAICS code?

J K Johnson Mechanical Contractors Inc.'s primary NAICS code is 236220 (Commercial and Institutional Building Construction).

Where is J K Johnson Mechanical Contractors Inc. located?

J K Johnson Mechanical Contractors Inc.'s physical address in SAM.gov is 3635 E 2nd St, Muscle Shoals, AL 35661, USA.

Is J K Johnson Mechanical Contractors Inc. registered in SAM.gov?

Yes. J K Johnson Mechanical Contractors Inc.'s SAM.gov registration is active through September 22, 2027.

Who is J K Johnson Mechanical Contractors Inc.'s parent company?

J K Johnson Mechanical Contractors Inc. is part of Johnson Contractors Inc.

What is J K Johnson Mechanical Contractors Inc.'s most recent federal award?

J K Johnson Mechanical Contractors Inc.'s most recent federal contract award is FWR 3695046; humidity control for rooms 110 and 112, bldg 4436 (NNM15AA08W), from Marshall Space Flight Center, on January 30, 2015.

On GovTribe

See J K Johnson Mechanical Contractors Inc.'s full federal record

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