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Meet Our Team

Ralph Lary, CEO - Managing Partner

Ralph Lary

CEO - Managing Partner

Ralph L. Lary, III is the Managing Partner/ Founder of Arena Technical Resources, LLC (ATR) in Rockville Md., and is responsible for the executive management of a full service information technology consulting and staffing company. Prior to ATR, he was the Vice President and General Manager, DC Region, for Spherion, a global technology services company, and Senior Consultant with Price Waterhouse. Ralph is a University of Maryland, College Park graduate, with a Bachelor's of Science in Aerospace Engineering and Master's of Business Administration in Finance and Marketing. Ralph grew up and still resides in Potomac, Maryland, and when he’s not working at ATR he enjoys working on Laryland, his family farm in Maine, and spending time with his wife Nancy and two sons, Leon and Roswell.

Nancy Lary, CFO - Partner

Nancy Lary

CFO - Partner

Nancy Lary earned her undergraduate degree in Economics and received a Master's in Business Administration. Nancy began her career in Economic Research before entering the Price Waterhouse Office of Government Services management consulting. Ms. Lary was hired from Price Waterhouse to create the IT department at a fast growing Dental Benefit company and eventually was promoted to Vice President of IT and Claims Processing.   Nancy retired for a few years to raise her two sons who both graduated from the United States Naval Academy and continue to serve in the Navy as Nuclear Officers. Ms Lary returned to work for Arena Technical Resources in Human Resources and Financial Management. She continues in this function today and has been with ATR for 12 years. 

Charles Tenly, COO - Partner

Charles Tenly

COO - Partner

Charles joined ATR in January 2009 and works to continue to grow the company with a focus on day-to-day operations and business development. He has over 14 years of experience in the staffing and recruiting arena. His experience ranges from working with Fortune 50 companies to assisting the growth of small startups. Charles is extremely passionate about the industry and enjoys working with individuals and organizations helping them grow their career and companies.  Charles graduated with his Bachelor's in Communication from University of Maryland.  In his spare time you can find him and his wife chasing their two young kids around parks or ball fields. He is a die hard Terps and Skins fan!  

Michael McKenna, Partner

Michael McKenna


Mike became a partner in 2005 (ATR began in 2002) with business partner Ralph Lary III and Charles Tenly. Now in its fourteenth year of business, ATR continues to grow organically year over year by refining the successful business model process that has been the backbone of the company’s success.  Mike and his wife, have two children one currently a college sophomore and one working in health care. In his spare time, Mike enjoys golf, running and traveling. Family and friends say that Mike is “incredibly positive” and approaches his personal life as well as his business with a can-do attitude. 

David Rondon, Account Manager

David Rondon

Account Manager

David joined Arena Technical Resources because the leadership (Charles Tenly, Ralph & Nancy Lary) would allow him to utilize his strengths in order to reach his personal and professional goals. He believes in the mission and vision that the company has and continues to pursue. He is grateful to be living in the suburbs of Maryland, on the outskirts of  Washington, D.C. where there is the option of solitude or being able to drive into the heart of the city, enjoying the diversity and energy that the most powerful city in the world showcases. David spends his free-time reading, listing to music, exercising, football, baseball, and basketball.

Brett DellaPenna, Account Manager

Brett DellaPenna

Account Manager

After graduating from Auburn University in 2008, Brett started his career in outside sales working for a telecommunications and information technology company in Atlanta, GA. He ended up back home in 2010 where he started his career in IT Staffing at ATR. As a Senior Technical Recruiter/Account Manger, Brett helps to train and develop new recruiters. He prides himself on building strong relationships with both candidates and clients. Brett is an avid sports fan and loves rooting for the Auburn Tigers.  War Eagle!  

AJ Dalasio, Recruiting Manager

AJ Dalasio

Recruiting Manager

Born in Scranton, PA (home of “The Office”), AJ is a graduate of The Catholic University of America and has been with ATR since 2014. He started off as an intern and through building client and candidate relationships has become one of the top producers here at ATR. When he’s not placing candidates, AJ enjoys cooking, playing video games, and watching movies (and is a huge Star Wars fan).

Matt Benz, Account Manager

Matt Benz

Account Manager

Born and raised in Bethesda, Maryland, Matt has been working at ATR as a Technical Recruiter since early 2015. Talking to new people and helping connect IT professionals with exciting opportunities drives him on a daily basis. Outside of working at ATR, you will usually find Matt at one of three places: College Park to watch Maryland Terrapins Football & Basketball; Chinatown to root for the Washington Capitals at Verizon Center; or playing a round of golf at his home course TPC Potomac.

Don Bacon, Account Director

Don Bacon

Account Director

Don joins ATR with 22 plus years of IT Staffing and Solutions experience. Prior to ATR he was with Randstad, a global HR / Staffing Recruiting company. His primary role the last 15 years was in their Strategic Account Organization with a focus on driving both business and delivery for a Fortune 100 client. He looks forward to parlaying that experience into success with ATR and is excited to be able to mentor others who are newer to the industry. Don is a graduate of University of Maryland- College Park with a Bachelor’s in Criminology / Psychology Minor . He and his wife Denise reside in Bethesda, Maryland. They have two children, a son who graduates from college in May and a daughter who is finishing up year one in college. Don loves to cook, read fiction paperbacks and is still active in competitive softball.

Natalie Dennin, Technical Recruiter

Natalie Dennin

Technical Recruiter

Natalie was born and raised in Maryland, she has a very outgoing personality and loves to try new things. She has a real passion for helping others, which is what makes her a great people person. Natalie also loves dogs, especially her own dog Archie. In her free time she loves baking and decorating cookies and other delicious treats. When Natalie isn’t baking you can typically find her rooting on the Washington Capitals either in DC or with her friends and family at home.

Siesar Reeves, Technical Recruiter

Siesar Reeves

Technical Recruiter

Siesar was raised in Frederick , Maryland . She recently graduated from Salisbury University where obtained a BS in Business Management and Minor in Finance . While at Salisbury she participated in cheerleading and Alpha Kappa Alpha Sorority Incorporated. Siesar loves to give back to her community and help the less fortunate . She spends her free time networking , reading , blogging, instagraming.

John Cosgayon, Technical Recruiter

John Cosgayon

Technical Recruiter

John is a recent graduate of Christopher Newport University in Newport News, VA with a BA in Communication and a minor in Sociology. During this time at CNU, he spent time on the martial arts club team and also led a worship team for one of the college ministries. He has a 3rd Degree Black Belt in martial arts and has been training since he was six years old and had started to teach when he was twelve years old. He is a self-taught guitar player, but he's learned to play the piano years ago. Helping different kinds of people towards one overall goal is something that John has had lots of experience with so he felt that ATR would be a great place for him to further develop his leadership and communication skills and truly apply himself as one of the newest members of the ATR team! 

Matayo Rague, Technical Recruiter

Matayo Rague

Technical Recruiter

Matayo was born in Washington DC and raised in Northern Virginia. Matayo graduated from the College of Wooster in 2016 with a Bachelor of Arts Degree and majored in Political Science. While in college Matayo started printing and selling T-shirts he designed as well as practicing amateur music production. At the start of 2017 he revitalized both of these pursuits by attending school for music production part-time and launching an e-commerce store under the same brand as the t-shirts he sold two years before. Matayo looks forward to broadening his skill set at ATR and working in a dynamic and engaging environment.

Rachel Frumkin, Technical Recruiter

Rachel Frumkin

Technical Recruiter

Rachel was born and raised in Montgomery County Maryland and she is a recent graduate from Towson University. She received a Bachelors of Science in Psychology with a minor in Family Studies. During her time at Towson, Rachel was the Vice President of her sorority, Alpha Epsilon Phi. Rachel spends her free time water skiing with her family as well a rooting for the Redskins, Nationals, Capitals, Wizards and Terps (except on the rare occasion when they play Towson). Rachel enjoys almost any activity that involves being outdoors and is excited about being a part of the ATR team.  

Dylan Steffenino, Technical Recruiter

Dylan Steffenino

Technical Recruiter

Dylan is a recent graduate from Penn State University, University Park where he received his Bachelor’s degree in Kinesiology. He is from a small suburb north of Philadelphia called Green Lane, PA. He is a huge Eagles, Phillies, and 76ers fan, and loves cheering on his Nittany Lions. When Dylan isn’t at work, he enjoys exercising and spending time with friends and family. Dylan welcomes new challenges and is eager to help others everyday while at ATR. 

Alexa Holliday, Technical Recruiter

Alexa Holliday

Technical Recruiter

Alexa was born and raised in Baltimore, Maryland. She obtained her Bachelors of Science in Family Science, and her minor in Religious Studies form the University of Maryland College Park. During her time at College Park, Alexa worked and volunteered at a number of nonprofit organizations in an effort to make a positive change on campus and in the community. Alexa is a Terps and Ravens fan. During her free time she enjoys spending time with her family and friends, traveling and reading. 

Heather Clarke, Technical Recruiter

Heather Clarke

Technical Recruiter

Heather was born and raised in Germantown, MD and graduated from West Virginia University in 2015. She received a Bachelor of Science Degree in Sport and Exercise Psychology with a minor in Disability Studies. During her time at WVU, she was a member of the Sport and Exercise Psychology club and volunteered in numerous events to give back to the community which is something she greatly enjoys. Heather is a big fan of all WVU sports and the Baltimore Orioles, and you can often catch her at an O’s game during the summer. Heather looks forward to gaining new experiences and is very excited about being a part of the ATR team.

Samuel Loman, Technical Recruiter

Samuel Loman

Technical Recruiter

Sam is from Kensington, Maryland and is a recent graduate of the University of Maryland, College Park where he attained a Bachelors of Science in Finance & International Business with a minor in Spanish Language, Business, and Cultures. During his time at Maryland he completed a two year scholars program that focused on business, society, and the economy. Additionally, Sam loves traveling and was able to go on a short study abroad trip to the United Arab Emirates and a full semester abroad in Barcelona, Spain. When Sam isn’t at work you can find him rooting on the Capitals, Redskins, Wizards and Nationals. Sam loves helping others and is excited to be able to do so on a daily basis while at ATR. 

Aileen Grau, Technical Recruiter

Aileen Grau

Technical Recruiter

Aileen was born and raised in Rockville, Maryland and is a recent graduate of the University of Mary Washington in Fredericksburg, Virginia. She graduated with a Bachelors of Science in Psychology and a minor in Business Administration. While there, she was also the manager of the basketball team for two years. When she’s not working, she enjoys hanging out with friends, reading, and volunteering at her local animal shelter. Aileen is very excited about joining the ATR team and looks forward to learning new strategies and growing within the company.

Brian Plummer, InTERPship

Brian Plummer


Brian joined ATR for the summer for work experience and to learn more about the recruiting process. He is currently studying Communications at the University of Maryland and is working towards getting his M.B.A. He is entering his third year on the football team at UMD and plays left guard on the offensive line. He grew up around Woodbine, Maryland and graduated from South Carroll High School in 2016. In his free time he enjoys spending time with family and friends and being outdoors. He is also a college sports fan but also enjoys watching the Redskins and Orioles.

Jessica Nichols, HR Generalist

Jessica Nichols

HR Generalist

Loving wife and devoted mother to their 3 wonderful energetic boys. Formerly a licensed Esthetician, Jess decided to take time off from the working world to be home with her kids. During which time she learned a few new skills; management of temperamental people, negotiator (yes, sometimes hostage), "crime scene" clean up and referee to name a few. Jess was recently asked to help in ATR's HR department and has really enjoyed this opportunity. When she is not working at ATR or dodging nerf gun darts at home Jess enjoys spending time with her friends, creating all types of arts/crafts and photography. Not only the head cheerleader of the current sport her son is playing but she is also an avid Orioles fan. Doesn’t miss an Opening day! Oh, and if you haven't guessed loves detective shows. 

Dan Naughton, Business Analyst

Dan Naughton

Business Analyst

Dan is a recent graduate from the University of Maryland, College Park, where he graduated with a Bachelors degree in Criminal Justice and Criminology. During his time at Maryland, he worked with the Maryland Football team as a Student Assistant. He was drawn to ATR because of the “team” environment that was similar to the experience he had while at Maryland. He also wants to talk to new people, and connect them with exciting new opportunities. In his free time he enjoys playing sports, video games, and starting new television shows. 

Bart Teems, ATR's IT GUY

Bart Teems


He does our IT stuff...

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