Leadership

With more than two decades of combined experience, the principals of Bahlmann Group are a full service team of development and investment professionals. The collaboration of acquisition and development teams guides our search for undersupplied markets for new development as well as healthy markets for below replacement cost acquisitions.

Casper Bahlmann

Principal
Acquisition, Development

  • Casper Bahlmann is a real estate investor residing in Brookline with 6 years of experience investing in and managing residential and vacation rental properties as well as commercial assets in New England.
  • Prior to co-founding Bahlmann Group, Casper worked as an automation engineer with extensive background in operations optimization. In SME consultant capacity Casper led international projects and teams through change, towards operational excellence
  • Casper is a former professional athlete with multiple podium placements at large international events
  • He holds a degree in technology management and marine engineering from Denmark
  • Casper serves in the National Self Storage Association code council
  • Casper is the co-founder of a cycling training camp, bringing 300 athletes annually from around the world to Mallorca since 2015

Olga Bahlmann

Principal
Operations, Investor Relations

  • Olga Bahlmann is a seasoned real estate investor with more than 17 years of experience investing in residential and vacation rental properties in the greater Boston area
  • Stemming from her investment banking and management consulting career, Olga’s professional focus is on operational effectiveness, financial management and strategy development. These skills have been essential to her ability to drive consistent yields in excess of market benchmarks.
  • Prior to co-founding Bahlmann Group, Olga worked as Principal at Oliver Wyman, held the position of the managing director of transformation projects at RGS, an engagement manager at McKinsey and associate at Credit Suisse
  • Olga is a Board Member for GlomCon, renal research non-profit organization based in San Francisco
  • Olga holds MBA degree from MIT

Benjamin Marshall

Principal
Development

  • Benjamin Marshall is a real estate developer living in Boston, MA.  He has over 20 years of investment and construction experience in the Northeast markets
  • Before joining the Bahlmann Group, Benjamin founded, built, and exited (sold) four companies in the construction services industry.   He maintains excellent relationships with the current owners and managers of these companies
  • Benjamin has deep technical expertise in solving building envelope issues and construction techniques unique to historic and antique structures
  • He holds a degree in Chemistry from Columbia University in NYC and in the process of obtaining an MBA from Yeshiva University in 2024 with a specialization in Real Estate Development
  • Benjamin is a licensed General Contractor and Home Energy Rater (RESNET) 
  • In his free time, he can be found with his family, friends, or out on a bike ride

Jan Bahlmann

Vice President
Development

  • Jan is a senior project executive with over 30 years of experience in leading large commercial construction projects ranging from storage facilities to skyscrapers and large industrial facilities.
  • Jan is a former CEO of an international construction company with over 400 employees, overseeing projects in Europe, North and South America.
  • Jan served as a construction consultant to some of the largest developers in Denmark and contributed with his extensive experience in budget calculation, project design, time management, contract negotiations and more.
  • Jan holds several degrees in management and construction management from Denmark