About Us

MJ Housing & Services specializes in enhancing the lives of seniors and families living in affordable housing communities across the United States. We provide quality service coordination and educational programming focused on empowering our senior and disabled residents to live independently and our families to be economically self-sufficient.


Currently, MJ Housing & Services serves over 10,000 residents at 80 affordable housing communities. Each apartment complex offers free, comprehensive services to all interested residents on-site. Culturally sensitive services are provided to all of our residents, including the most needy low income populations. 


MJ Housing provides full service employment, training, supervision, grant administration and 3rd party Quality Assurance on a national level.

Meet Our Team

Aging Services and Healthcare Professionals


Madelyne J. Pfeiffer, M.S.W, C.F.R.E

Founder / CEO

Madelyne J. Pfeiffer is Founder and CEO of MJ Housing & Services, Inc., a company specializing in aging services, service coordination, coordinated care, quality assurance, and fund Raising focused on low income seniors and disabled individuals. She is an accomplished leader with a strong background in developing innovative team models and developing mutually beneficial partnerships. 

Ms. Pfeiffer has a history of success generating funds through grants and bank community reinvestment funds to subsidize innovative programs for seniors and disabled adults living in affordable housing communities across the United States.

Ms. Pfeiffer has a BA from Claremont McKenna College in psychology and fine arts and a Masters in Social Work (MSW) from USC, and a Certificate in Fundraising (CFRE) from Indiana University. 

Ms. Pfeiffer is currently an AASC faculty and travels nationally providing consulting and training to developers, property management companies, service providers and health care companies.

Charles A. Brown

Vice President

A new resident to sunny San Diego, Charles relocated here by way of Austin, Texas. Prior to coming to MJ Housing and Services, he served as the Operations Administrator / Manager for Children’s Legal Services of San Diego, a nonprofit that provides legal advocacy to children in the foster care system.

He also has served as the Executive Director of Business Services for the Manor Independent School District which services 13 campuses from K-12. Prior, he was an accountant for Greenblum Investment Partners and Law Firm. Before relocating to Austin, Texas he served as an Accountant for the Chaffey Joint Union High School District office in Ontario, California.

He currently serves as an adjudicator for Texas Color Guard Circuit, Winter Guard Association of Southern California, West Coast Winter Guard Circuit, USBands , YEA – Youth Education in the Arts and is an invited guest to many other circuits across the country. He has also judged for Drum Corps International and Winter Guard International. He is an invited speaker and clinician to many organizations around the country.

He currently serves on the board of directors for the San Diego Gay Men’s Chorus and is the past board president for the Arcos Dance Company. He was also the past president for the Texas Association for School Business Officials.

Ara Vanderhoof

Director of Administration

As the Director of Administration, Ara is responsible for generating positive revenue growth, maintaining program and administrative compliance, and harmonizing operations.


Through Ara’s organizational skills, strategic planning, and thoughtful relationship management she developed a highly successful, diversified social service program that serves over 7,000 residents at more than 26 properties in California. Her background in affordable housingdevelopment, human resources, and social service program development makes her uniquely qualified to take on this new role and contribute to the Executive Team and continued growth of MJ Housing & Services.

Ara holds a Bachelor of Business Administration with a concentration in Management from the University of San Diego.

Ara is a native Californian that has a passion for traveling and experiencing new cultures. She is currently raising two beautiful kids in wine county, Temecula, California. In addition to travelling, she and her family love to spend their free time paddle boarding, biking, and hiking.

Gloria Pacas

Regional Director of Social Services

Gloria Pacas is a California native who graduated from the University of California - Irvine with a B.A. in Psychology and Social Behavior and a B.A. in Spanish. Gloria spent a year studying abroad in Spain which led to her completing a B.A. in Spanish. She can speak Korean along with Spanish. 


She had been a Resident Service Coordinator at an independent senior apartment in Long Beach, CA for eight years. While being a part of the MJ team, she has taken on different roles within the company as an Onboarding Specialist and a Lead Resident Service Coordinator while continuing to provide services and care coordination to seniors 62+. 


Gloria continues to grow within MJ Housing and Services by providing support to the Service Coordinators in California on the MJ team and Quality Assurance team as Regional Director of Social Services. She is driven to provide the ultimate support to the team so that they can provide the best quality of life to the seniors they are serving.   

Support Services

Allison (Ally) Delavega

Program Support Specialist

Mike Edminston

Lead Service Coordinator

Wendie Robinson

Resident Service Coordinator

Coco Ziyi Yang, LCSW

Lead Service Coordinator

Eunice Gonzalez

Resident Service Coordinator

Yulan (Nancy) Lan

Resident Service Coordinator

Bei Ding, MSG

Resident Service Coordinator

Tina Borngen

Lead Service Coordinator

Dee Amundson

Lead Service Coordinator

Lesa Marten

Resident Service Coordinator

Ha Dang

Resident Service Coordinator

Charles Kim

Resident Service Coordinator

Davida delaGonzalez

Resident Service Coordinator

Rae Suber Johnson

Resident Service Coordinator

Elsa Rodriguez

Resident Service Coordinator

Lakshmi Jonnada

Resident Service Coordinator

Jenn Skinner

Resident Service Coordinator

Anastasia Mendola

Resident Service Coordinator

Nikiya Cruz

Resident Service Coordinator

Tyara King

Lead Service Coordinator

Margaret Scott-Taylor

Resident Service Coordinator

David Resendiz

Resident Service Coordinator

Melanie Thai

Resident Service Coordinator

Nicole Irwin, MSW

Resident Service Coordinator

Dana Tull

Resident Service Coordinator

Services Staff

Get to know the team in person! Call us today.

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