1. RosenSapperstein&Friedlander(RS&F) isanaccountingfirmbasedinOwingsMills,Maryland.They
offertheirclients strategicplanningforgrowthandsuccesswhile adheringtostrictvaluesof integrity,
ethics,quality,timelinessandaccessibility.All of these valuesonwhichthe firmwasfoundedonare the
same valuesfoundinRS&FdirectorJeffreyRosen,CPA,CGMA,MBA.
Rosenisa 40 Under40 nominee because of how influentialanindividual he isbothinthe accounting
worldand inthe community atlarge. He has spentthe past17 yearsinfinancingandinhissix yearsof
workingforRS&F,he has helpeddevelopthe companyintoafull-service firmthatoffersnothingbut
world-classbusinessconsulting.
At RS&F,Rosenwearsmanydifferenthats. He chairsRS&F’sbusinessdevelopmentandfirminitiatives
committees,managesthe Firm’sstrategic,IT,andmarketinginitiatives,andhas oversightforvarious
aspectsof the firms’operations. Recently,he hasbeenbusyupdatingalotof systemsandprocesses
where theyneedtobe,includingHRprocessesandprocedures,tomake forbettertime management
and puttingthe bestpracticesinplace forthe firmto continue itsgrowth.
Before joiningthe RS&Fteamin2009, Rosenspentthe previousthree yearasa DevelopmentAssociate
for The ShelterGroup,a national owner,developerandmanagerof multifamilyandseniorliving
communities.In thisrole, he generated,evaluatedandmanagedopportunitiesfornew multifamilyand
for-sale developments.
Rosenattendedthe Universityof Marylandwhere he earned hisBA inFinance andAccountingin1998
fromthe RobertH. SmithSchool of Business.He latercame back to Maryland to obtainhisMBA witha
concentrationon finance.Before then,Rosenservedasa financial analyst forGECapital and Directorof
OperationsforSphere Software Corporation,JohnsHopkinsUniversityAppliedPhysicsLaboratory.
Whenaskedwhohisgreatestrole model was,Rosenansweredwithhisfather,Howard.“He taughtme
to alwayslookat the bigpicture,nevertake yourself tooseriouslyand,mostimportantly,toalwaysbe
ina positionwhere Icangive backto others.” Alongwithhisevidentprofessional success,Rosendoesa
lotof communityoutreachworkashis wayto give backto the community.
He currentlyservesonanumberof boardand committeesforavarietyof non-profitorganizations,
includingTowson University,MarylandCouncil onEconomicEducation, The CenterClub,The
Associated:JewishCommunityFederationReal Estate Industry Group,andthe Woodholme Country
Club.
Most notably,RosenisinvolvedwithComprehensive HousingAssistance,Inc.(CHAI). CHAIisanon-
profitorganizationcommittedtoequal housingopportunitybyprovidingservicessuch asdeveloping
affordable seniorlivinghousing andprovidinghousingcounselingandloanstoassistinthe purchase and
upgrade of homes.
Servingonthe board the past 12 years,he iscurrentlyon the Executive Committeeandthe House
ManagementCommittee. Rosen alsoservesasthe FirstVice PresidentandChairpersonforthe

2. Homeownership&LoanCommittee.Inyearspasthe was alsoTreasurer, andChairpersonforboththe
House PlanningCommittee andthe BoardDevelopmentCommittee.
Rosen’sabilitytohelpthe communitybothasanaccountant andas a humanbeingmake himan
excellentrepresentative forthisyear’s40 Under40 class.