Fabricated Plate Work (Boiler Shops)
22 tracked issuers filing with the SEC under this industry classification.
Issuers
22
Filings
40
SIC Code
3443
Industry Overview
Fabricated Plate Work (Boiler Shops)
Fabricated Plate Work (Boiler Shops) under SIC 3443 covers manufacturers of custom pressure vessels, heat exchangers, industrial boilers, storage tanks, and related piping modules for power generation, petrochemical, refining, utility, and large manufacturing clients that need high-integrity thermal and pressure systems. Companies engineer, weld, and assemble heavy plate steel with in-house testing, field installation, and lifecycle maintenance services to meet ASME Section VIII and Section I codes, National Board registration, and OSHA and EPA compliance, while managing risks from commodity steel volatility, complex welding quality control, and long-lead supply chains. In 2024-2025, demand is shaped by grid upgrades, LNG and petrochemical expansions, hydrogen-ready boilers, carbon capture and waste-heat recovery projects, plus growing use of modular skids, robotic welding, digital twins, and predictive monitoring. Owners also face tighter emissions standards and buy-American procurement preferences. For real-time corporate moves and capex disclosures, view live SEC filings on Earnings Feed.
Source: Earnings Feed research · 11/23/2025
Latest Filings
- S-1Terrestrial Energy Inc. /DE/$IMSR
Terrestrial Energy Inc. /DE/ S-1
Nov 25, 9:48 PM ET26.7 MB - 8-KTerrestrial Energy Inc. /DE/$IMSR
Terrestrial Energy Inc. /DE/ 8-K
Nov 24, 4:05 PM ET256.6 KB - 8-KTerra Innovatum Global N.V.$NKLR
Terra Innovatum Global N.V. 8-K
Nov 20, 5:12 PM ET511.8 KB - 8-KNUSCALE POWER Corp$SMR
NUSCALE POWER Corp 8-K
Nov 17, 5:10 PM ET15.6 MB - 8-KCHART INDUSTRIES INC$GTLS
CHART INDUSTRIES INC 8-K
Nov 17, 8:35 AM ET400.0 KB - 8-KTerra Innovatum Global N.V.$NKLR
Terra Innovatum Global N.V. 8-K
Nov 17, 7:46 AM ET27.9 MB - 8-K/ATerra Innovatum Global N.V.$NKLR
Terra Innovatum Global N.V. 8-K/A
Nov 17, 6:08 AM ET925.8 KB - 10-QTerra Innovatum Global N.V.$NKLR
Terra Innovatum Global N.V. 10-Q
Nov 14, 8:10 PM ET3.8 MB - 10-QTerrestrial Energy Inc. /DE/$IMSR
Terrestrial Energy Inc. /DE/ 10-Q
Nov 14, 4:59 PM ET4.6 MB - 8-K/ATerrestrial Energy Inc. /DE/$IMSR
Terrestrial Energy Inc. /DE/ 8-K/A
Nov 14, 4:52 PM ET1.2 MB - 8-KTerra Innovatum Global N.V.$NKLR
Terra Innovatum Global N.V. 8-K
Nov 14, 4:32 PM ET189.4 KB - 8-KMOBILE MINI INC
MOBILE MINI INC 8-K
Dec 13, 3:32 PM ET18.1 KB - 4MOBILE MINI INC
MOBILE MINI INC 4
Dec 12, 8:05 PM ET17.2 KB - 4MOBILE MINI INC
MOBILE MINI INC 4
Dec 12, 8:04 PM ET15.7 KB - 4MOBILE MINI INC
MOBILE MINI INC 4
Dec 12, 8:03 PM ET18.4 KB - 8-KMOBILE MINI INC
MOBILE MINI INC 8-K
Dec 12, 1:06 PM ET19.2 KB - 4NATCO GROUP INC
NATCO GROUP INC 4
Nov 13, 6:34 PM ET5.6 KB - 4NATCO GROUP INC
NATCO GROUP INC 4
Nov 13, 6:29 PM ET5.6 KB - 4NATCO GROUP INC
NATCO GROUP INC 4
Nov 13, 6:18 PM ET15.4 KB - 4NATCO GROUP INC
NATCO GROUP INC 4
Nov 13, 5:26 PM ET5.8 KB - 4NATCO GROUP INC
NATCO GROUP INC 4
Nov 13, 4:51 PM ET5.6 KB - 4NATCO GROUP INC
NATCO GROUP INC 4
Nov 13, 4:50 PM ET5.6 KB - SC 13GNATCO GROUP INC
NATCO GROUP INC SC 13G
Nov 13, 1:06 PM ET8.7 KB - 8-KNATCO GROUP INC
NATCO GROUP INC 8-K
Oct 13, 12:26 PM ET68.2 KB - 4CHART INDUSTRIES INC$GTLS
CHART INDUSTRIES INC 4
Aug 29, 5:25 PM ET8.8 KB - 4CHART INDUSTRIES INC$GTLS
CHART INDUSTRIES INC 4
Aug 29, 1:47 PM ET13.6 KB - 4MCDERMOTT INTERNATIONAL INC
MCDERMOTT INTERNATIONAL INC 4
Aug 14, 4:44 PM ET10.6 KB - 4MCDERMOTT INTERNATIONAL INC
MCDERMOTT INTERNATIONAL INC 4
Aug 14, 4:43 PM ET10.7 KB - 8-KMOBILE MINI INC
MOBILE MINI INC 8-K
Jul 31, 4:50 PM ET22.9 KB - 4MCDERMOTT INTERNATIONAL INC
MCDERMOTT INTERNATIONAL INC 4
Jul 17, 5:17 PM ET10.2 KB - 4MOBILE MINI INC
MOBILE MINI INC 4
May 31, 6:26 PM ET7.2 KB - 8-KNATCO GROUP INC
NATCO GROUP INC 8-K
May 3, 11:47 AM ET27.8 KB - 4MCDERMOTT INTERNATIONAL INC
MCDERMOTT INTERNATIONAL INC 4
May 2, 6:19 PM ET10.6 KB - 4MCDERMOTT INTERNATIONAL INC
MCDERMOTT INTERNATIONAL INC 4
Apr 17, 5:30 PM ET10.5 KB - SC 13G/ANATCO GROUP INC
NATCO GROUP INC SC 13G/A
Feb 14, 7:47 PM ET12.4 KB - 8-KMCDERMOTT INTERNATIONAL INC
MCDERMOTT INTERNATIONAL INC 8-K
Jan 17, 7:11 PM ET9.3 KB - 8-KNATCO GROUP INC
NATCO GROUP INC 8-K
Sep 1, 3:53 PM ET17.1 KB - 4NATCO GROUP INC
NATCO GROUP INC 4
Sep 1, 12:07 PM ET5.0 KB - 4NATCO GROUP INC
NATCO GROUP INC 4
Aug 30, 4:24 PM ET15.0 KB - 8-KMCDERMOTT INTERNATIONAL INC
MCDERMOTT INTERNATIONAL INC 8-K
Aug 29, 5:51 PM ET19.9 KB
Featured Issuers
12ALPHA TECHNOLOGIES GROUP INC
CIK 0000710807
AMERICAN PRECISION INDUSTRIES INC
CIK 0000005657
AMTROL INC /RI/
CIK 0000853547
AQUA CHEM INC
CIK 0000006992
BRYAN STEAM CORP
CIK 0000014971
- $GTLS
CHART INDUSTRIES INC
CIK 0000892553
CHEMI TROL CHEMICAL CO
CIK 0000215420
ENVIRONMENTAL PRODUCTS & TECHNOLOGIES CORP
CIK 0001021710
ITEQ INC
CIK 0000868755
Jason Inc
CIK 0000813471
KETEMA INC
CIK 0000838224
MCDERMOTT INTERNATIONAL INC
CIK 0000708819
Classification
- SIC Code
- 3443
- Total Issuers
- 22
- Recent Filings
- 40