ALT Happy World Day for Safety and Health at Work 2023 from MDC Precision! Held on April 28 and observed by the #InternationalLabourOrganization (#ILO) since 2003, #WorldDayforSafetyandHealthatWorkDay is an annual international campaign to promote #safe and #healthy work environments. #MDC has an organizational culture that places a high level of importance on safety beliefs, values, and practices. As a good corporate citizen, we strive to continually improve our #SafetyCulture through developing a #BehaviorBasedProgram The entire #MDCTeam is committed to strengthening our safety culture and look forward to sharing progress on our #SafetyPrograms and initiatives. Happy #WorldDayforSafetyandHealthatWorkDay2023 #StaySafe #KeepHealthy #OccupationalHealthandSafety ⚛️ #MDCPrecision ⚛️ #EnablingSciencetocChangetheWorld ⚛️ https://www.mdcprecision.com/company/corporate-responsibility/people-social

ALT Since 1996, the #AmericanWeldingSociety (#AWS) has designated April as #NationalWeldingMonth to recognize industry & tradespeople who work to advance society & keep world together #oneweldatatime. > 50% of US-made products require #welding, which is critical in #manufacturing of aircrafts, buildings, cars, medical equipment, small electronic devices, space stations & countless other things we depend on every day. Welding is also essential to produce high-quality #chambers, #valves & other #vacuumcomponents #MDC supplies to our global customers in #semiconductor, #industrial, #lifescience, #research & #aerospace industries. We could not do this without talented #WeldingWarriors, whose expertise blends science & art joining metal to create #precisionproducts & next-generation technologies that change the world. We thank our hard-working welding teams for their skill and teamwork & celebrate #welders worldwide who have contributed to building structures/products that improve our lives.

ALT “He leaves behind an amazing legacy – that changed the lives of every person on the planet…Gordon’s vision lives on as our true north as we use the power of technology to improve the lives of every person on Earth.” Pat Gelsinger, Intel CEO MDC Precision’s mission is to enable science to change the world. One of semiconductor industry’s founding fathers who shared passion to innovate technologies that change the world was #GordonMoore, who passed away @ 94 on 3/24/23. An amazing innovator, businessman & philanthropist, Moore was best known as co-founder of #semiconductor chipmaker #Intel & for famous observation named #MooresLaw. His prediction regarding exponential growth of computer chip #technology proved to be correct, & idea of faster, smaller & cheaper chip technology is still driving force behind Silicon Valley's mission today. #MDC joins world in honoring Dr. Moore for legacy of #innovation & legendary contributions to #SemiconductorIndustry & world. https://lnkd.in/gWvQMzUV

ALT Best of Luck & Happy St. Patrick's Day 2023 from MDC Precision! Left side: text: We are so lucky to have awesome customers, employees & partners! Wishing everyone luck, laughter, health & happiness! Happy St. Patrick's Day Right side: image Green leprechaun hats, glasses, shamrocks, straws Post caption: "Wherever you go, whatever you do, may the luck of the Irish be there with you." We are lucky to have awesome customers, employees and partners and appreciate their continued support. #TeamMDC wishes everyone luck, laughter, health and happiness today and everyday. Happy St. Patrick's Day! #StPatricksDay #StPatricksDay2023 #MDC #MDCPrecision #EnablingSciencetoChangetheWorld

ALT 3/14 #math, #physics & #science: #AlbertEinstein born – great German physicist best known for developing theory of relativity who also made important contributions to development of #QuantumMechanics theory. #StephenHawking died – English theoretical physicist whose work on origins & structure of universe, from Big Bang to black holes, revolutionized field. Hawking passed away on Einstein's birthday & was born on 1/8/1942: 300th anniversary of death of 17th century Florentine physicist & astronomer Galileo Galilei (died: 1642). Pi Day – since 1988, annual celebration of mathematical constant π/pi, ratio of circumference of circle to diameter (~3.14159). UNESCO designated #PiDay as #InternationalDayofMathematics in 11/2019. 2020 1st celebration; #IDM2023 theme: #MathematicsforEveryone #ScienceEducationDay – observed in US to appreciate contributions of young students & adults towards development of science education. #MDCPrecision #EnablingSciencetoChangetheWorld mdcprecision.com

ALT Happy International Women's Day (IWD) 2023 from MDC Precision! “When we #EmbraceEquity, we #EmbraceDiversity, and we #EmbraceInclusion.” MDC supports #InternationalWomensDay goals to create a #GenderEqualWorld: · A world free of bias, stereotypes and discrimination · A world that's #diverse, #equitable and #inclusive · A world where difference is valued and celebrated Everyone everywhere can play a part. MDC remains committed to doing our part to achieve #WomensEquality together and collectively embrace equity (#IWD2023 theme) through: · Celebrating #WomensAchievements · Raising awareness about discrimination · Taking action to drive #GenderParity Happy #InternationalWomensDay2023! #IWD https://www.internationalwomensday.com #WomensHistoryMonth #WomensHistoryMonth2023 #MDC #MDCPrecision #EnablingSciencetoChangetheWorld ⚛️www.mdcprecision.com⚛️

ALT Happy Presidents' Day 2023 from MDC Precision! Officially known as #WashingtonsBirthday, #PresidentsDay is a #UnitedStates federal holiday observed annually on the third Monday in February celebrating #GeorgeWashington, #AbrahamLincoln and commemorating all #USPresidents. #MDC joins the country in remembering and honoring our 45 commanders in chief for their #leadership and contributions to making #America the great nation it is today. Happy #PresidentsDay2023! #CommanderinChief #PresidentoftheUnitedStates #POTUS #MDCPrecision #EnablingSciencetoChangetheWorld https://www.mdcprecision.com Image: US flag Text Underneath Flag: Presidents Day February 2023 Salute to All the Great Presidents Image Underneath Text: Mount Rushmore presidents Underneath Mount Rushmore image: MDC Precision e-mail address, website URL & logo

ALT Happy Valentine's Day 2023 from MDC Precision! #ValentinesDay inspires #MDC to fill our hearts with #love: for our products, people and planet. Today, we celebrate the love MDC has for our #DedicatedEmployees, #LoyalCustomers and #TrustedPartners, whose collaboration and support allow us to continue producing the #PrecisionProducts that enable innovations that change the world. Happy #ValentinesDay2023 from #TeamMDC! #MDCLovesOurCustomers #MDCLovesOurEmployees #MDCLovesOurPartners #WeLoveWhatWeDo #WeDoWhatWeLove #MDCPrecision #EnablingSciencetoChangetheWorld https://www.mdcprecision.com Graphic has hearts with Customers, Employees, Partners written inside and Valentine's Day 2023

ALT We can all do our part to unleash our world’s enormous untapped talent – starting with filling classrooms, laboratories & boardrooms with women scientists. United Nations Secretary-General António Guterres The goal of UN-recognized International Day of Women & Girls in Science is to bring awareness to systematic societal barriers & highlight how we can all work together to end the long-standing stereotypes, gender bias & discrimination that hold women & girls back from successful careers in science, technology, engineering & mathematics. MDC joins the world in celebrating women in science, as well as women and girls whose achievements in the sibling STEM disciplines have enabled innovations that change the world. innovate demonstrate elevate advance sustain IDEAS diversity equity inclusion International Day of Women & Girls in Science 2023 IDWGS IDWGS 2023 un.org/en/observances/women-and-girls-in-science-day MDC Precision Enabling Science to Change the World mdcprecision.com

ALT Connect with Team MDC at the#EuropeanSynchrotronRadiationFacility #ESRF User Meeting 2023 9000 scientists from 21 countries travel to Grenoble, France to use world's brightest synchrotron-generated light source for leading-edge fundamental & #AppliedResearch. ESRF’s 4th-gen high-energy #synchrotron, #ExtremelyBrilliantSource #EBS, opens new vistas for #XRayScience in #imaging condensed & living matter enabling scientists to address complex global societal challenges. #MDC is proud to partner with ESRF, delivering #PrecisionEngineered #PrecisionManufactured products that contribute to development of #NewTechnologies for industry & lighting way to sustainable & peaceful future. Connect with #TeamMDC @ #ESRFUserMeeting2023 & discover how we are collaborating with ESRF & #ResearchPartners to #innovate, pushing limits of science & working to attain ever-higher performances for benefit of global community. #Precision #Purity #Performance #MDCPrecision #EnablingSciencetoChangetheWorld

ALT Learn About MDC Precision Products in ATC Booth C805 Hall C in Seoul COEX at SEMICON Korea 2023! Image: Collage of pictures in ATC booth & exhibit hall on Day 1 of SEMICON Korea. Includes SEMICON Korea event info, tornado swirl graphic & MDC GM & ATC Sales Manager photos. There are still 2 more days to meet with #TeamMDC in #ATC booth C805 in Hall C of #Seoul #COEX at #SEMICONKorea203! We look forward to connecting & sharing with you how #MDC #PrecisionEngineered #PrecisionManufactured products can help address your most demanding #semiconductor challenges. #SEMICONKorea: https://www.semiconkorea.org #COEXSeoul Hall C Expo Floor Plan: https://expo.semi.org/korea2023/Public/EventMap.aspx?ID=23709&ShAvailable=1&Thumbnail=1&LangID=1 #precision #purity #performance #PrecisionEngineering #PrecisionManufacturing #semiconductor #Collaboration #DrivingTechnologyInnovation #SEMI #ForwardAsOne #MDCPrecision #EnablingSciencetoChangetheWorld https://www.mdcprecision.com/company/events

ALT Visit ATC Booth C805 in Seoul COEX at SEMICON Korea 2023 to Learn About MDC Precision Products! SEMICON Korea burgundy whirl #SEMICONKorea2023 live exhibition will showcase the latest semiconductor materials, equipment, and related technologies in the #Seoul #COEX Convention & Exhibition Center February 1 to February 3, 2023. Visit #TeamMDC in #ATCCoLtd booth C80 to learn how #MDC #precision #purity #performance products can help address your most critical #SemiconductorManufacturing challenges! https://www.mdcprecision.com/company/events #SEMICONKorea: https://lnkd.in/eHt6CW9 #COEXSeoul Hall C Expo Floor Plan: https://expo.semi.org/korea2023/Public/EventMap.aspx?ID=23709&ShAvailable=1&Thumbnail=1&LangID=1 #PrecisionEngineering #PrecisionManufacturing #semiconductor #Collaboration #DrivingTechnologyInnovation #SEMI #ForwardAsOne #MDCPrecision #EnablingSciencetoChangetheWorld

ALT "I have a dream that one day this nation will rise up & live out the true meaning of its creed: we hold these truths to be self-evident, that all men are created equal." During the March on Washington for Jobs & Freedom on August 28, 1963, #DrMartinLutherKingJr delivered the #IHaveADream speech, where he called for civil & economic rights & an end to racism in the US. The social activist and Baptist minister was the champion for #equality & #HumanRights, the economically disadvantaged & all victims of injustice. The driving force behind watershed events that led to landmark legislation the Civil Rights Act & the Voting Rights Act, #DrKing was awarded the Nobel Peace Prize in 1964 & is remembered each year on #MartinLutherKingJrDay, a US federal holiday since 1986. Today, we honor the work & legacy of Dr. Martin Luther King, Jr. & the contributions of all who share his dream. #MLKDay #MLKDay2023 #EqualityandJusticeforAll #MotivationMonday #MDCPrecision #EnablingSciencetoChangetheWorld

ALT 2022 was another consecutive year of over 35% growth where MDC's #PrecisionEngineered #PrecisionManufactured products enabled our customers' innovations to change the world. We thank all of our customers, employees and partners for their continued support and look forward to working together to achieve another fantastic year of growth and prosperity. May 2023 bring everyone health, happiness, peace and success. #HappyNewYear from #TeamMDC! #HappyNewYear2023 #NewYear2023 #MDCPrecision #EnablingSciencetoChangetheWorld

ALT MDC Precision is Hiring! Apply Today & Join Team MDC! image left: collage picture of welder & CNC machinist on right: MDC Precision logo & tagline Hiring Bonuses Available! Up to $5K Sign-On Bonuses 1.510.265.3500 | careers@mdcprecision.com www.mdcprecision.com/company/careers 2022 has been a great year where #MDC #PrecisionProducts enabled our customers’ innovations to change the world. MDC continues to grow, and in 2023, we need more #CNCMachinists, #welders and #manufacturing workers to join our expanding global teams. We offer comprehensive benefits, shift differential pay and hiring bonuses up to $5K! To view #JobOpenings, visit: https://www.mdcprecision.com/company/careers Apply and #JoinMDC today! careers@mdcprecision.com | 1.510.265.3500 | 1.800.443.8817 #WeAreHiring #NowHiring #HereWeGrowAgain #GrowWithMDC #CareersatMDC #MDCCareers #CNCMachining #welding #MDCPrecision #EnablingSciencetoChangetheWorld

ALT Happy Holidays! Wishing you a joyful holiday season 2022 from Team MDC! Wishing all of our customers, employees and partners a happy and healthy holiday season filled with joy, love and peace. 🎄 #HappyHolidays #HappyHolidays2022🎄 #MDCPrecision ⚛️ #EnablingSciencetoChangetheWorld https://www.mdcprecision.com

ALT Happy Hanukkah from MDC Precision! Hanukkah menorah inside flange with words Happy Hanukkah 2022! "The candles of the menorah remind us that even the smallest light has the power to shine through the darkness. And the miracle at the heart of #Hanukkah — the oil that lasted for 8 nights instead of only 1 — reminds us that even when the future is uncertain, our best days are yet to come." Wishing all who celebrate this holiday 8 nights filled with celebration, light and peace! 🕎 #HappyHanukkah2022 #HanukkahSameach