In celebration of EB’s 120th birthday, over the last week, we’ve been sharing historical tidbits about the company through a variety of channels including Jeff Geiger’s EB Bulletin, the WIBs, Homeport, EB Landing and EB’s social media channels:

Test your knowledge by answering the questions below. The answers are provided in a link at the end of the quiz.
1.In 1775, CT’s David Bushnell built the very first torpedo boat and the first underwater craft to employ a screw propeller. What’s the name of this boat?
2.John Holland, the inventor of the first U.S. Navy submarine, was born where and when?
a.Groton, CT, United States, July 4, 1846
b.Liverpool, England, February 7, 1849
c.County Clare, Ireland, February 24, 1842
3.Who was Electric Boat’s first President?
4.What year did the first U.S. Navy Submarine, USS Holland (S-1) join the fleet?
5.Who was the first U.S. President to dive below the surface in an EB submarine?
a.William McKinley
b.Theodore Roosevelt
c.William Howard Taft
6.In what year did EB acquire the New London Ship and Engine Co. in Groton, CT?
a.1899
b.1906
c.1911
d.1916
7.In 1917, which became the first U.S. submarine to cross the Atlantic Ocean under its own power?
8.The first submarine built by Electric Boat at the Groton shipyard was the R-1, launched in 1926. Which country was it built for?
a.Great Britain
b.The U.S.
c.Russia
d.Peru
9.In 1933 the first submarine built for the U.S. Navy at Electric Boat’s Groton shipyard was launched. What was its name?
10.In what year did EB begin hiring women to perform construction work and welding tasks that had previously been performed exclusively by men?
a.1941
b.1942
c.1943
d.1944
11.How many submarines and patrol torpedo (PT) boats did EB produce over the course of WWII?
12.Which U.S. President famously commanded a PT boat that was cut in half by a Japanese destroyer in the South Pacific in 1943?
13.Between and after the world wars, EB kept the production lines busy by diversifying. Name one non-submarine product the company produced during these times.
14.What year did Capt. Hyman Rickover set the challenge for a nuclear-powered submarine?
15.In what year did the USS Nautilus declare “underway on nuclear power”?
16.How many U.S. First Ladies (future, current and former) have sponsored U.S. Navy nuclear submarines?
17.Electric Boat has pioneered the design and production of a number of small research submarines. Name one.
18.In what year did the Navy’s first fleet ballistic-missile submarine, USS George Washington (SSBN 598), go on its first strategic deterrent patrol?
a.1959
b.1960
c.1962
19.In what year was Quonset Point’s frame and cylinder manufacturing facility completed?
a.1976
b.1979
c.1980
20.What year was USS Virginia (SSN 774), the lead ship of the Virginia class, christened?
a.2002
b.2003
c.2004
21.In what year will the first Columbia-class ballistic-missile submarine go on patrol?
a.2028
b.2031
c.2033
There will be a separate story uploaded with the quiz answers.
We are just one week away from the 2026 AHA Eastern Connecticut Heart Walk on October 3, 2026, at UConn Avery Point and this is our moment to finish strong. We’ve built incredible momentum, and now we’re within striking distance of something big. Right now, Electric Boat is holding second place, behind Mohegan Sun by...Continue reading→
PCU Arizona’s (SSGN 803) Section 2B/5 was successfully delivered to Groton from Quonset Point. At 184 feet in length, this section – which includes the Virginia Payload Module (VPM) – is the largest Virginia-class shipment ever transported. Arizona, the first submarine to incorporate VPM, will be about 460 feet long upon final construction. Section 2B/5...Continue reading→
On September 11, 2001, the Twin Towers of downtown Manhattan’s World Trade Center and the Pentagon in Washington, D.C., were targeted in a series of coordinated attacks that would leave an everlasting imprint on our country’s psyche. As the events unfolded on that Tuesday morning, nearly 3,000 people lost their lives, over 600 were injured...Continue reading→
This year, the Electric Boat Employees’ Community Services Association (EBECSA) proudly celebrates its 75th anniversary. EBECSA was founded in 1951 by EB employees who wanted to create a dedicated, organized way to support nonprofit health and human service agencies in the communities where we live and work. What began as a small employee‑driven effort has...Continue reading→
Employees who have worked on Atlas, EB’s new state-of-the-art floating dry dock, gathered in the South Yard on Wednesday, Aug. 26, to unveil a new bronze plaque recognizing the contributions of its plank owners. The event celebrated the teams who helped bring Atlas from Bollinger Shipyards in Louisiana to its arrival in Groton earlier this year. Atlas will play...Continue reading→
Nearly twenty neighbors of Electric Boat’s Groton shipyard joined company leaders Aug. 25 for a community conversation focused on their quality‑of‑life concerns related to the South Yard Assembly Building (SYAB) and Atlas, the new floating dry dock. The Mayor of the City of Groton, Jill Rusk, also attended. Residents said they appreciated the chance to talk...Continue reading→
EB President Mark Rayha reports from the groundbreaking of the new Waterford Campus, where innovation, engineering and workforce development will come together to support our mission. The new facility will help train hundreds of shipbuilders daily as EB continues to grow for future production demands.
Electric Boat officially broke ground Friday on the Waterford Campus, launching the transformation of the former Crystal Mall into a center for innovation, engineering and high‑tech workforce development. EB President Mark Rayha underscored how the project will reshape the way the company designs, tests and builds submarines. Innovation is the key, he said. “There’s an opportunity to...Continue reading→
​Thank you to our incredible EB Heart Walk teams, our community partners, and everyone who joined the American Heart Association (AHA) Torch Journey photoshoot. Your enthusiasm and dedication made this milestone truly special. Now let’s keep our HeartStrong 50 energy going—our goal is 50 teams and $50,000 raised for the 2026 AHA Eastern Connecticut Heart Walk on October 3 at UConn Avery...Continue reading→
The City of Groton Police Department announced that automated speed enforcement cameras will be installed at several locations throughout the city. The cameras will be installed after the required 30-day public notification period, which began on Aug. 7, 2026. Camera locations: Mitchell Street Thames Street Clarence B. Sharp Highway (Route 349) Police said the purpose...Continue reading→