Services for people with developmental disabilities.
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About Hattie Larlham's mission to provide developmental disability health care and social services.

Hattie Larlham Team

The employees featured below are a small sample of the many people who make up the entire Hattie Larlham team. Some make decisions on how to improve services and programs. Some administer medical care or therapy. Others provide comfort, joy and achievement. Together, they enhance the quality of life of each person we serve.

Executive

Dennis Allen

Dennis Allen

Chief Executive Officer

Dennis Allen has served as the Chief Executive Officer of Hattie Larlham since 1988. In this role, he has helped shape Hattie Larlham, which once provided services to 180 families, into a $33 million nonprofit that provides award-winning...

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Darryl Mast

Darryl E. Mast

Chief Operations Officer

Darryl Mast joined Hattie Larlham in 2004 and currently serves as Chief Operations Officer for Hattie Larlham. He is a member of the Hattie Larlham executive staff. His responsibilities...

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Michelle Anderson

Michelle Anderson

Vice President, Human Resources and Compliance

Michelle Anderson, vice president, human resources and compliance, has a long history with Hattie Larlham. Before joining the organization in 1998, Anderson served as a human resources consultant for the organization for eight years.

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Sandy Neal

Sandy Neal

Vice President, Community Services

Sandy Neal, vice president, Community Services, brought her wealth of healthcare experience to Hattie Larlham in 1998. As executive director, Neal is responsible for all operations for Hattie Larlham Community Services (HLCS)...

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Dotty Grexa

Dotty Grexa

Vice President, Vocational and Enterprise Services

Dotty Grexa, vice president, vocational and enterprise services, joined the Hattie Larlham executive team in Oct. 2007. Prior to her promotion, Grexa served as a Hattie Larlham consultant, where she developed and implemented...

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Lori Oliver

Lori Oliver, Ph.D.

Vice President, Center and Group Home Services

Lori Oliver Ph.D. is the vice president of center and group home services at Hattie Larlham. Dr. Oliver oversees all the programs and services offered at the Hattie Larlham Center for Children with Disabilities in Mantua, Ohio, as well...

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Daniel Warner

Daniel L. Warner

Vice President, Operations

Daniel Warner is Hattie Larlham’s vice president of operations. Warner joined Hattie Larlham in May 2007. Prior to being promoted...

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Foundation

Catherine Schwartz

Catherine Schwartz

Chief Development Officer

Phone: (330) 274-2272, ext. 3457
E-Mail: catherine.schwartz@hattielarlham.org

Catherine Schwartz is responsible for Hattie Larlham's fundraising and communications programs, major and planned gifts and strategic planning. Read more

Rosanne Drake

Rosanne Drake

Annual Fund Director

Phone: (330) 274-2272, ext. 3878
E-Mail: rosanne.drake@hattielarlham.org

Rosanne Drake manages giving and donor relations at Hattie Larlham. Contact Rosanne to make a donation.

Tonnie Alliance

Tonnie Alliance

Corporate Relations and Major Gifts Officer

Phone: (330) 274-2272, ext. 3069
Mobile: (216) 798-4864
E-Mail: tonnie.alliance@hattielarlham.org

Hattie Larlham Executive Offices
7996 Darrow Road, Suite 10
Twinsburg, OH 44087

Wendy Voelker

Wendy Voelker

Events Manager

Phone: (330) 274-2272, ext. 3087
Mobile: (440) 708-6073
E-Mail: wendy.voelker@hattielarlham.org

Hattie Larlham
7996 Darrow Road, Suite 10
Twinsburg, Ohio 44087

Candrice Dalton

Candrice Dalton

Special Events Coordinator

Phone: (330) 274-2272, ext. 3084
E-Mail: candrice.dalton@hattielarlham.org

Hattie Larlham
7996 Darrow Road, Suite 10
Twinsburg, Ohio 44087

Medical

Rich Grossberg

Richard Grossberg, M.D., F.A.A.P.

Medical Director

Richard Grossberg, M.D. joined Hattie Larlham as medical director of the Hattie Larlham Center for Children with Disabilities in 1999. Prior to coming to Hattie Larlham, he practiced general pediatrics...

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Mandy Bugar

Mandy Bugar

Director of Nursing

Phone: (330) 274-2272, ext. 3146
E-Mail: mandy.bugar@hattielarlham.org

Hattie Larlham
9772 Diagonal Road
Mantua, OH 44255

Malinda Winters

Malinda Winters, R.N., M.S.N., C.F.N.P.

Nurse Practitioner

Malinda Winters joined Hattie Larlham as a nurse practitioner for the Hattie Larlham Center for Children with Disabilities (HLCCD). As a nurse practitioner, Winters collaborates with the medical director, director of nursing and other medical...

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Blythe Petrella

Blythe Petrella, RN, MSN, PNP-AC

Pediatric Nurse Practitioner

Phone: (330) 274-2272, ext. 3456
E-Mail: blythe.petrella@hattielarlham.org

Hattie Larlham Center for Children with Disabilities
9772 Diagonal Road
Mantua, OH 44255

Services and Support

Dianna Bluso

Dianna Bluso, M.S.S.A., L.S.W.

Program Director/Director of Social Services Hattie
Larlham Center for Children with Disabilities

Phone: (330) 274-2272, ext. 3063
E-Mail: dianna.bluso@hattielarlham.org

Dianna Bluso supervises programming, habilitation and social services at the Hattie Larlham Center for Children with Disabilities.

Julie Lowe

Julie Lowe

Director of Community Programing

Phone: (330) 274-2272, ext. 3112
Mobile: (330) 760-3395
E-Mail: julie.lowe@hattielarlham.org

Julie Lowe supervises Hattie Larlham summer camps and Hattie's Preschool.

Phylliss Steiner

Phylliss Steiner

Director of Hattie's Creative Arts/Media Productions

Phone: (330) 274-2272, ext. 3013
E-Mail: phylliss.steiner@hattielarlham.org

Phylliss Steiner is responsible for the Hattie's Creative Arts program and is the director of media productions. Contact Phylliss to purchase art, sponsor an artist or host a gallery.

Karen Jacobs

Karen Jacobs

Program Director

Phone: (330) 274-2272, ext. 4102
E-Mail: karen.jacobs@hattielarlham.org

Karen Jacobs handles the daily clinical and operational aspects of programs such as private duty home care, foster care and contracted nursing services.

Kimberly Bartell

Kimberly Bartell

Program Director

Phone: (330) 274-2272, ext. 4201
E-Mail: kimberly.bartell@hattielarlham.org

Kimberly Bartell manages Hattie Larlham's supported living homes. Contact Kimberly for information about residential services for people with developmental disabilities.

Okey Ekechi

Okey Ekechi

Program Director

Phone: (330) 274-2272
E-Mail: okey.ekechi@hattielarlham.org

Okey Ekechi coordinates and oversees program services at five Hattie Larlham group homes. He develops and implements documented processes for these homes.

Geri Weis

Geri Weis, CPA

Controller

Phone: (330) 274-2272, ext. 3075
Fax: (330) 732-2467
E-Mail: geri.weis@hattielarlham.org

Hattie Larlham
9772 Diagonal Road
Mantua, OH 44255

Julie Wagner

Julie Wagner

Director of Human Resources and Training and Development

Phone: (330) 274-2272, ext. 3085
E-Mail: julie.wagner@hattielarlham.org

Hattie Larlham
9772 Diagonal Road
Mantua, OH 44255

Tiffany Griffin

Tiffany Griffin

Volunteer Coordinator

Phone: (330) 274-2272, ext. 3027
E-Mail: tiffany.griffin@hattielarlham.org

Hattie Larlham Center for Children with Disabilities
9772 Diagonal Road
Mantua, OH 44255

Darrel Dunagin

Darrel Dunagin

Facilities Director

Phone: (330) 274-2272, ext. 3045
E-Mail: darrel.dunagin@hattielarlham.org

Hattie Larlham Center for Children with Disabilities
9772 Diagonal Road
Mantua, OH 44255