In The News

• The Washington Post – December, 3 2018
  • D.C.’s Overwatch League team unveils name and logo
• Washingtonian – November, 21 2018
  • Here Are the Washington Business Hall of Fame Laureates for 2018
• WAMU 88.5 – November, 5 2018
  • D.C. Is Betting Big On Esports. What Will It Take To Pay Off?
• Baltimore Post-Examiner -November, 5 2018
  • 8 New OverWatch League Teams: Baltimore/Washington DC Home to One!
• The Washington Post – October, 25 2018
  • With new Overwatch League team, D.C. looks to become the esports capital, too
• CNBC – October, 19 2018
  • Capitol Investment CEO: Opportunity zone investments could transform low-income communities
• Abacus News – October, 10 2018
  • New teams, new faces, and new rosters for Overwatch League
• Fortune – October, 10 2018
  • Overwatch League Made Some Changes For Its 2019 Season. Here’s What to Expect
• AP – October, 10 2018
  • Overwatch League tweaks schedule, playoffs for 2nd season
• ESPN – October, 10 2018
  • Big format changes hit Overwatch League Season 2
• Bleeding Cool – October, 2 2018
  • Washington D.C.’s Overwatch League Team Hires First Woman Coach
• The Esports Observer – October, 2 2018
  • September Esports Investment Recap: Over $100M Invested, 8 Teams Join the Overwatch League
• Esports Insider – October, 1 2018
  • Your complete guide to the Overwatch League’s expansion teams
• CNBC – September 10, 2018
  • https://www.cnbc.com/video/2018/09/10/investing-and-making-money-in-e-sports.html?&qsearchterm=mark%20ein
• DCInno Newsletter – September 07, 2018
  • DC Gets a Pro Esports Team
• DCInno Article – September 07, 2018
  • Esports Have Arrived: Mark Eid Launches a D.C. Team in the Overwatch League
• MarketsInsider – September 07, 2018
  • Mark Ein Buys Overwatch League Team Bringing The Premier Global Esports League To Washington, DC
• Technical.ly – September 07, 2018
  • Mark Ein buys Overwatch League team, officially bringing professional esports to DC
• WTOP – September 07, 2018
  • Mark Ein dives into esports, buys Overwatch team as Activision league expands to D.C.
• THE WASHINGTON POST – September 07, 2018
  • The Overwatch League is coming to D.C., but team is not destined for St. Elizabeth’s yet
• WASHINGTON BUSINESS JOURNAL – September 07, 2018
  • Mark Ein dives into esports, buys Overwatch team as Activision league expands to D.C.
• THE BALTIMORE SUN – September 07, 2018
  • Esports coming: Baltimore/Washington is one of eight Overwatch League expansion teams
• TEO – September 07, 2018
  • Overwatch League Confirms 6 New Teams: 3 in NA, 2 in China, 1 in Europe
• ESPN – September, 4 2018
  • Sources: Overwatch League to add D.C. and Hangzhou, China, teams
• CNBC – August, 15 2018
  • Venture capitalist buys Washington City Paper
• CNBC – March 1st, 2018
  • Higher rates can create opportunity in deal market: Billionaire
• World Economic Forum – February 09, 2018
  • The uniquely unifying power of sports, and why it matters
• WASHINGTON BUSINESS JOURNAL – January 3, 2018
  • Mark Ein’s been busy: Here’s an update on some of his current investments
• WASHINGTON BUSINESS JOURNAL – December 22, 2017
  • Mark Ein, newspaper owner: ‘This isn’t really about what it’s going to do for me’
• THE HILL – December 22, 2017
  • Philanthropist Mark Ein to purchase Washington City Paper
• THE WASHINGTON POST – December 21, 2017
  • Local businessman Mark Ein to buy Washington City Paper for undisclosed sum
• WASHINGTON BUSINESS JOURNAL – September 16, 2017
  • Meet all the companies new to our largest private companies List in 2016
• WASHINGTON BUSINESS JOURNAL- July 13, 2017
  • Mark Ein is raising money for another ‘blank check’ company
• LAW 360- July 5, 2017
  • Mark Ein’s 4th Blank Check Co. Primes $350M IPO
• WASHINGTON BUSINESS JOURNAL- March 20, 2017
  • Mark Ein’s ‘blank check’ company set to merge with Cision
• SACRAMENTO BEE – March 13, 2017
  • Game, set, match: Billie Jean King sells World TeamTennis
• WASHINGTON POST – October 26, 2016
  • How do you ‘rebrand’ D.C. when the public thinks it’s ‘corrupt’ and ‘arrogant’?
• BUSINESS WIRE- February 9, 2016
  • AgroFresh Announces Two Changes to Board of Directors
• WASHINGTON BUSINESS JOURNAL – October 14, 2015
  • Mark Ein raises $300M with newest IPO (Video)
• TENNIS MAGAZINE- August 2015
  • WITH FIFTH STRAIGHT TITLE, WTT’S KASTLES CRYSTALIZE A NEW SPORTS DYNASTY
• WASHINGTON BUSINESS JOURNAL- July 22, 2015
  • The 3 things Mark Ein looks for when he invests big — really big (Video)
• WASHINGTON BUSINESS JOURNAL – Dec 31, 2015
  • A Mark Ein company and National Geographic just bought an $18M boat
• The Washingtonian – September 12, 2012
  • WASHINGTON KASTLES OWNER MARK EIN ON HIS TEAM’S TWO-YEAR WINNING STREAK
• New York Times – July 25, 2012
  • HOW THE KASTLES RULE WORLD TEAM TENNIS
• Forbes – July 18, 2012
  • MARK EIN AND THE WASHINGTON KASTLES LEAD WORLD TEAM TENNIS TO NEW HEIGHTS
• The Strategic Guy – July 16, 2012
  • MARK EIN’S 10 “Cs” FOR ORGANIZATIONAL EXCELLENCE
• The Washington Post – July 15, 2012
  • CREATING A BUZZ WITH WINNING AND BOLD-FACED NAMES
• Local Kicks – July 4, 2012
  • ON THE COURTS WITH THE WASHINGTON KASTLE’S MARK EIN
• Washington Business Journal – June 13, 2012
  • KASTLE’S MARK EIN MAKES BID FOR TENNIS
• Comcast Sports Net – February 12, 2012
  • KASTLE’S MARK EIN ON HIS INDUCTION INTO MID-ATLANTIC TENNIS HALL OF FAME
• DC Urban Sports – October 13, 2011
  • WASHINGTON KASTLES OWNER TO RECEIVE AWARD BY DC CHAMBER OF COMMERCE
• The Washington Post – June 14, 2011
  • BILLIE JEAN KING HELPS KASTLES INAUGURATE NEW HOME
• The Wall Street Journal – March 24, 2011
  • PE INVESTOR MARK EIN NETS EXTRA CASH WITH TENNIS GIG
• ABC News – August 10, 2009
  • MARK EIN BRINGS HIS CAN DO SPIRIT TO THE TENNIS COURT
• USA Today – August 10th, 2009
  • EIN BRINGS HIS CAN-DO ATTITUDE (and SERENA) TO PRO TENNIS TEAM
• Washington Post – February 14th, 2008
  • D.C. IS HOME TO NEW KASTLE – KASTLES TO BEGIN WTT PLAY IN JULY
• Washington Business Journal – February 14th, 2008
  • D.C ENTREPRENEUR MARK EIN SERVES UP PRO TENNIS TEAM
• USA Today – February 14th, 2008
  • WORLD TEAMTENNIS HITS THE NATIONS CAPITAL
• Potomac Executive Biz – February 1st, 2007
  • MARK EIN BUYS KASTLE, EXCLUSIVE INTERVIEW
• BisNow – January 30th, 2007
  • DC ASSERTS PLACE IN TECH SCENE
• Washington Post – January 29,2007
  • NEW KASTLE OWNER TO KEEP GROWTH MIND-SET
• Washington Post – January 18, 2007
  • VENTURE FIRM BUYS OFFICE SECURITY SPECIALIST
• Security Systems News – January 18, 2007
  • KASTLE SOLD TO INVESTOR MARK EIN
• Washington Business Journal – January 17th, 2007
  • D.C.-BASED VENTURE CAPITALIST BUYS KASTLE SYSTEMS
• Washington Business Journal – August 28, 2006
  • JUNK YARD DOG FETCHES $16M IN STADIUM AREA SALE
• Washington Post – July 28,2004
  • MATRICS AGREES TO AQUISITION BY N.Y. FIRM

Press Releases

• April 02, 2019: Mark Ein Keeps Citi Open In Washington, D.C.
  • Read the Full Press Release
• December 22, 2017: Mark Ein To Purchase Washington City Paper
  • Read the Full Press Release
• October 29, 2009: Capitol Acquisition Corp. and TwoHarbors Investment Corp. announce closing of merger transaction to form new residential mortgage reit, managed by an affiliate of pine river capital management.
  • Download PDF of Full Press Release
• February 14, 2008: World TeamTennis adds team, Washington Kastles, in Washington D.C.
  • Download PDF of Full Press Release
• November 13, 2007: Capitol Acquisition Corp completes initial public offering.
  • Download PDF of Full Press Release
• March 6, 2007: Cibernet signs merger agreement with Mach to create the world’s leading clearing and settlement company for the wireless industry.
  • Download PDF of Full Press Release
• January 17, 2007: Sale of Kastle Systems to entrepreneur-investor Mark Ein provides continuity and growth for security systems leader.
  • Download PDF of Full Press Release
• March 18, 2003: Venturehouse group leads top investment group in acquiring Cibernet out of the cellular telecommunications and internet association for $37.1 million.
  • Download PDF of Full Press Release