A full-service public affairs and strategic communications agency with a 40-year history of producing award-winning campaigns and extraordinary special events.

Washington, DC
Joined August 2008
"One year into the Trump administration, government contractors now have something far more valuable than speculation: evidence." SDI SVP Sean O'Leary writes about lessons learned for federal marketing in his latest for @washtechnology washingtontechnology.com/opi…
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Susan Davis Intl. retweeted
We're incredibly proud of Derrick on this much-deserved recognition! Derrick exemplifies the intersection of technical excellence and public service. We're so lucky to have him as part of our team. #BeGreatAtMaximus
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“A lot of people who visit the museum hadn’t served in the Marine Corps, but football is a touchstone for every American,” said Keil Gentry, director of the @USMCMuseum. Learn more about the new display on Marine football from @starsandstripes stripes.com/branches/marine_…
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Susan Davis Intl. retweeted
AI & SNAP are two of the most talked about topics in government today, and we have established ourselves as leaders in both. #MaximusSolutions
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Susan Davis Intl. retweeted
🎖️ EXCLUSIVE: Potomac Local is at the @USMCMuseum. 🎥 Mike Salmon previews a new exhibit highlighting the Marine Corps football team — including stories from former player Ron Eckhart about when the Marines took on (and beat) major teams. Full story coming soon. 👀 #Quantico
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"AI may distribute the story, but people still protect it. Trust and familiarity remain a PR pro’s strongest defense." SDI's Sean O'Leary predicts the value of relationships will only increase as media outlets turn to #AI in his latest for @CapitolCom capitolcommunicator.com/the-…
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"America 250 offers something PR professionals rarely get: a year-long hook with sustained national attention." Great piece from our SVP Sean O'Leary.
America’s 250th anniversary in 2026 isn’t just history — it’s a massive communications opportunity. 🇺🇸 Brands that tie their story to the larger American narrative and plan with audience values in mind will stand out. ▶️ Read how PR pros can plan now: buff.ly/TOzokh5
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"When two Marines are together, there will be a ‘Happy birthday’ exchanged, and if there’s anything resembling a cake nearby, they’ll have a piece of it." @MarineCorpsFdn marked #Marine250 with a cake-cutting for 1000+ guests. Full story from @WashTimes: washingtontimes.com/news/202…
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We had a great crowd at the Governor's Residence to celebrate the Marine Corps' 250th Birthday as part of the @MarineCorpsFdn's 50 State Cake Cutting! #MarineCorps250 #HappyBirthdayMarines #SemperFidelis #USMC #Marine250 #MCHF #HonorCourageCommitment
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.@MarineCorpsFdn President Maj. Gen. Lukeman shares a special message with the veteran community as our nation approaches the 250th birthday of the Marine Corps. Check out the video to learn how you can honor a Marine in your life by nominating them for Marines Across America.
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The @MichiganDMVA, in partnership with the Marine Corps Heritage Foundation (MCHF) and the @migovernment, will commemorate the 250th anniversary of the @USMC on Nov. 10, from 2-3 p.m. at Heritage Hall at the Michigan State Capitol. RSVP today at bit.ly/Marine250
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Susan Davis Intl. retweeted
Thanks to the Marine Corps League, Department of Mississippi and Marine Corps Heritage Foundation for celebrating @USMC’s 250th birthday at their ball this weekend. For 250 years, Marines have bravely defended America — and they deserve to be celebrated! Semper Fi! 🇺🇸
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We are officially one week away from #Marine250. The @MarineCorpsFdn has led celebrations all year long, such as the 50-state cake-cutting that takes place this month. Learn more about how you can get involved from the Wives of the Armed Forces: wivesofthearmedforces.com/th…
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Susan Davis Intl. retweeted
Replying to @MandT_Bank
@MandT_Bank presents CEOs You Should Know powered by Western Transportation Group: Major General James Lukeman of @MarineCorpsFdn. Find out more and listen to the full interview here: ihr.fm/47xR0uR
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“The annual birthday cake-cutting ceremony is a special ceremony for every Marine, as it’s a reminder of why we made this commitment to our nation and our service." To mark #Marine250, @MarineCorpsFdn is supporting cake-cutting ceremonies in every state marine250.com/50-state-cake-…
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Susan Davis Intl. retweeted
The Baltimore Hunger Project has received a three-year $150,000 grant to deepen its impact, one of only 10 organizations nationwide to be chosen by the Maximus Foundation for the award. baltimorefishbowl.com/storie…
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