Meet the team

As our CFO, Anne-Marie Evans partners with the team to align business strategy to operations, as well as lead functional units in driving growth across the business. She also manages global relationships with our parent company. With nearly 20 years of experience, Anne-Marie is well-versed in finance and accounting while also providing direction to company support functions such as IT, HR, and Office/Facilities administration. She has a BS in Accounting from George Mason University – School of Management Anne-Marie Is a mom to four energetic kids who help keep her grounded and filled with joy (most days). She enjoys long runs and weight lifting. If she were not a CFO, she would most enjoy traveling the world or décorating homes with other people's money.

Katie Markwell leads our Consulting Services including service delivery focused on customer experience, operations, and agile delivery. With a focus on results and collaboration, she finds the win-win between effort and outcome, flexibility and consistency, and individuals and teams. Under her leadership, Celerity has earned world-class Net Promoter Scores, innovation awards, and client accolades. Katie brings 15 years of experience in strategy, facilitation, and collaborative business execution. She has helped private and non-profit organizations across various industries and sizes both as an in-house leader and as a consulting partner. Katie has a B.A. in English from Wake Forest University and a M.A in Sociolinguistics from Georgetown University. You will often find Katie with a notebook, a question, a smile, and a scarf. She enjoys leisure time with her husband and two Lakeland terriers.

Marty Brennan leads our Health + Life Sciences and Financial Services practices. Marty builds and empowers collaborative teams, breaks down organizational barriers, works across all levels, and guides organizations through periods of transition and uncertainty. A proven problem solver, he drives high client satisfaction, delivering measurable, sustainable results. Marty brings over 20 years of technology consulting experience developing and implementing business, operational and IT strategies to both private and public sector clients. Marty previously was an executive at North Highland, Alion Science & Technology, Washington Consulting and worked for KPMG Consulting and Arthur Andersen. Marty has a BA from Yale University and an MBA from McDonough School of Business at Georgetown University. In his spare time, Marty is an active choral and a capella singer, serves in a leadership role for a university advisory board, and can be found touring vineyards with his wife and dog.

Maria leads our human resources team, taking positive action to align people and programs with the company needs while encouraging professional growth and fun. She creates employment experiences which encourage people to unleash their passion in high-performing workplaces. She focuses on collaboration while building upon trust and respect. Maria began her career working for National Wildlife Federation, leading HR for 400 employees throughout the US. At her first consulting firm, she established the HR Department while leading change initiatives supporting employee engagement and performance management. Maria has a Business Management degree and MBA from George Mason University. Maria enjoys spending time with her family and experimenting with spicy dishes and sweet treats. Maria Is a sports and fitness enthusiast and a proud member of Steeler Nation.