Thomas A. K. Queenan joined Mission First Housing Group in June 2022 as its new Chief Executive Officer.

Thomas reports to the Board of Directors and works collaboratively with Executive and Director-level staff members in each of Mission First’s business lines (development, construction, property management and resident services) and shared services to oversee, develop and implement the strategic plan, ensuring the organization consistently achieves its mission and financial objectives. He ensures the organization manages growth effectively; assuring financial strength while advancing the mission and builds the organization’s external identity in order to promote visibility, preserve and expand resources and connect with other professionals and organizations.

Prior to joining Mission First, Thomas served as Executive Vice President and Chief Operating Officer of Philadelphia Industrial Development Corporation (PIDC). During his tenure at PIDC, Thomas was responsible for overseeing finance, financial reporting, accounting, and business operations, including IT and Data Management, Human Resources, Facilities and the Office of General Counsel. His work at PIDC was built on more than 30 years of diverse finance, and business operations experience, including CFO of the Milton Hershey School and Trust, VP Finance and Operations at Dickinson College, head of treasury operations at Temple University Health System and former City Treasurer during the Rendell Administration.

Thomas is a Philadelphia native. He is a graduate of Syracuse University with a bachelor’s degree in architecture. He also has a master’s degree in architecture and city planning from Columbia University and an MBA from The Wharton School, University of Pennsylvania. Thomas practiced health care architecture for 10 years and remains a registered architect in the Commonwealth of Pennsylvania.

Chip Darling is the Chief Operating Officer at Mission First Housing Group. He is responsible for managing the real estate operations of Mission First and oversight of the company’s real estate portfolio. Chip also coordinates with the senior executive team to implement the strategic vision of the Board and CEO.

Chip previously held the position of Director of Development, Philadelphia Region at Mission First.  Prior to joining Mission First, Chip was Vice President of Developer Relations at Riverside Capital where he managed the company’s largest developer-client.  Chip began working in affordable housing over 20 years ago as a community and economic development consultant.

Chip holds a Bachelor of Arts in Urban Studies from the University of Pennsylvania.

Since becoming CFO in 2021, Mark Deitcher has overseen the finance and accounting functions for Mission First Housing Group. At Mission First, Mark has been instrumental in managing Mission First’s growth and building its financial position. Prior to his CFO role, Mark served as Mission First’s Senior Vice President of Business Strategy. Mark joined Mission First in 2010.

Mark has over 30 years of experience in the affordable housing industry. Prior to joining Mission First, Mark worked for 19 years as a consultant for Fairmount Ventures where he assisted both for- and not-for-profit developers with the financing of affordable and special needs housing. He helped procure over $300 million in financing to help create 2,000 units of affordable housing. In addition, at Fairmount, he advised nonprofit and governmental agencies on a range of economic development and public policy issues.

Mark has a Master of Business Administration from the Wharton School of the University of Pennsylvania and a Bachelor of Arts from Brown University. He currently serves on the board of the Hassel Foundation.

Rob provides in-house counsel on real estate development and financing, corporate structuring, landlord-tenant issues and general corporate oversight and communications. His responsibilities include oversight of all real estate, loan, low-income housing tax credit funding transactions, and related legal matters. Rob also serves as a corporate officer to Mission First Housing Group.   Prior to joining Mission First in 2003, Rob worked in private practice at Duane Morris, LLP and at Spector, Gadon & Rosen, P.C., concentrating in real estate, bankruptcy and reorganization and corporate law.   Rob holds a Bachelor of Science degree in Consumer Economics and Housing from Cornell University and a Juris Doctor from Cornell Law School. 

As Senior Vice President of Mission First, Sarah is responsible for overseeing the company's development and construction business lines. She is charged with managing development projects, building client relationships, and pursuing development opportunities throughout Mission First's footprint. She is also responsible for overseeing the company's day-to-day operations in the mid-Atlantic. To date, she has closed more than $450 million worth of deals during her career and has numerous projects in development.

Sarah currently serves as Board Chair of HAND. HAND is a nonprofit membership collective comprised of over 450 institutions working across the private, public and social sectors to collaborate in the production and preservation of affordable housing in the Capital Region of Baltimore, Washington, and Richmond.

Sarah has been working in the affordable housing industry since 1991 and in the DC – Metro area since 1997 (as a principal of Mission First Development, LLC). Prior to joining Mission First, Sarah spent two years working for the Community Banking Group at Fleet Bank in Boston. There she originated more than $10 million in investor-owned real-estate transactions in targeted CRA markets, creating and preserving 600 units of affordable housing in the Boston market. Sarah also managed the city of Boston's multi-family rental and homeownership programs including HOME, CDBG, and the Neighborhood Housing Trust. In addition, she secured almost $40 million in McKinney Act funds for the City's homeless programs.

Sarah holds a Master of Business Administration degree from Boston University and a Bachelor of Arts degree in Urban Studies from the University of Pennsylvania.

Click here for bios for the Real Estate Development Team.

Moira is responsible for developing and overseeing implementation of Mission First’s fundraising strategy, seeking to broaden Mission First’s base of philanthropic support. She contributes to organizational strategic planning and oversees marketing and communications activities geared toward raising the organization’s profile and broadening its stakeholder network.

Prior to joining Mission First, Moira worked for twelve years as a partner in a small business providing consulting to Philadelphia-area nonprofits in the areas of fundraising and organizational development.

Moira graduated with a Bachelor of Arts in Sociology from the University of Wisconsin.