The Sousa Corp.

Heat Treating and Black Oxide since 1963 The Sousa Corp. was founded in 1963 when Norman W. Sousa Sr. purchased the assets of The Bennett Metal Treating Company.

"Bennett Metal" was founded by Mr. Bennett about 1903. Mr. Bennett was a one armed blacksmith and the company operated in one of the Goodwin Pottery buildings. Pack carburizing, oil fired furnaces and oil tempers were standard practice through WWII and into the sixties. Norman began working there in 1947 for then owner John German. Bennett had sold and reopened a shop in New Jersey. Soon Norman ha



Photos from The Sousa Corp.'s post 03/20/2020

Operating in the manufacturing industry for nearly 60 years, The Sousa Corp takes pride in knowing we have supported our country in numerous international conflicts. However, today we are fighting a new, invisible enemy here at home. The Covid-19 outbreak is threatening the entire world.

We recently began heat treating medical components that are being used to fight the COVID-19 outbreak. And as always, we continue to process parts critical to national security & defense.

As an essential supplier of the Nation's Critical Supply Chain, The Sousa Corp will remain open, good health willing, through any Federal or State shutdown.

We wish good health to all!

The Sousa Family 12/10/2019

Submarines, fighter jet engines and helicopters: Billions of dollars from Washington are budgeted for Connecticut’s defense industry Legislation that will bring billions of dollars to Connecticut’s submarine, fighter jet engine and helicopter manufacturers is awaiting approval from Congress and President Trump’s signature.


Shrink fit!
-Heat up (expand) the ring
-Freeze (shrink) the insert
-Drop it in

That part is never coming out!
🔥❄💪 09/12/2019

Joe Courtney: New submarine facility will define Connecticut’s economy This project will change the face of the shipyard in Groton, and its impact will be felt throughout our state. For the naysayers, the turning of the earth this Friday will powerfully demonstrate the reanimation of our state’s contribution to high standards of excellence and our national security f...


Never Forget


Boom! Our 400,000th order since 1998 (when our current software system was put in place)!


New ride, who dis? 06/13/2019

Ideanomics halts work on planned 'Fintech Village’ on site of former UConn campus in West Hartford, citing differences with Lamont administration The President and CEO of Financial technology company Ideanomics on Friday halted all work on the planned Fintech Village in West Hartford, citing "regrettable and unreconcilable differences with the State of Connecticut."


New Simplimet 4000 mounting press for our lab. Increasing productivity!


Vintage aircraft flyover today!


The Sousa Corp. is fully licensed to process your FFL regulated parts!


Newington Police Department


On April 1st, the MDC will resume daytime construction on Cedar Street (Rt175) west from Willard Ave (Rt173) with lane closures. The daytime hours are generally 8:30 am to 3:00 pm. Expect delays. Use alternate routes if possible.

On April 14th, the MDC will perform night work to install a new water main across Willard Avenue at Cedar Street. Night hours are generally between 7:00 PM and 5:00 AM, Sunday night through Friday morning.

Night work is tentatively scheduled to continue on April 20th, heading west on Cedar Street from the Willard Avenue intersection.

This project is expected to take several months to complete.


103.4°F on the floor. Not pictured 137°F at the ceiling. 🔥🔥🔥


Beatin' the heat with ice cream! Sunye Best Ice Cream Trucks 03/13/2018

Submarines USS Hartford And Connecticut Poke Through The Ice In Arctic Rendezvous The submarines USS Hartford and Connecticut both surfaced together in the Arctic this week, breaking through the ice side-by-side in a multi-national training exercise designed to test the battle capabilities of submarines in extreme cold-water conditions.


The Sousa Corp is please to announce it has successfully achieved NADCAP reaccreditation for aerospace heat treating. 12/18/2017

Connecticut's Family Firms Join Conglomerates For Share Of Military Work Military spending backs family businesses in Connecticut


Happy Thanksgiving from the Sousa Corp! 11/10/2017

Defense Bill Adds Billions Of Dollars In Military Spending for Connecticut Defense spending measure would spend billions on Connecticut industry


Got clips?


Induction heat treating on a Saturday morning.


Furnace delivery day! 07/03/2017

U.S. manufacturing index hits highest mark in nearly 3 years The U.S. manufacturing index hit its highest level since 2014, backed by rising demand for U.S. goods in domestic and international markets.


The Sousa Corp.


The Sousa Corp.'s cover photo


Localized induction heat treating of wire cutting tools. Hardening the cutting edge improves wear resistance which increases the life of the tool.


Case Hardening Basics: Nitrocarburizing vs. Carbonitriding - Metal Treating Institute

Contact us for a quote on your carbonitriding jobs! Summary The terms sound alike and often cause confusion, but nitrocarburizing and carbonitriding are distinct heat treating processes that each


We're proud to be a part of the supply chain for fuzes for the Department of Defense! 05/03/2017

Federal budget deal boosts defense projects, other programs in CT WASHINGTON — Connecticut’s defense industry is a big winner in a new budget deal that will keep the federal government running through September. It allows the Pentagon to increase the number of F-35 fighters and nearly double the number of Sikorsky Black Hawks it purchases this year. The bipartisan... 05/01/2017

American manufacturing is having a moment The ISM manufacturing index showed that US manufacturing grew for the eighth straight month in April. 04/26/2017

Navy plan to build more subs could strain capacity at EB WASHINGTON — The Navy's plans to boost the number of ships and submarines would cost more than $100 billion a year and pose a challenge to the capacity of the nation’s shipbuilders, especially those building subs like Electric Boat, a new government report said.

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Videos (show all)

Shrink fit!-Heat up (expand) the ring-Freeze (shrink) the insert-Drop it inThat part is never coming out!🔥❄💪
Induction heat treating on a Saturday morning.
Localized induction heat treating of wire cutting tools. Hardening the cutting edge improves wear resistance which incre...



565 Cedar Street
Newington, CT

Opening Hours

Monday 7am - 4:30pm
Tuesday 7am - 4:30pm
Wednesday 7am - 4:30pm
Thursday 7am - 4:30pm
Friday 7am - 4:30pm
Saturday 6am - 9am

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