Board of Directors

Bonnie Sorenson

Board President

Mrs. Sorenson graduated from the University of Wisconsin-Oshkosh in 1973 with a Bachelor of Science Degree in Nursing. She has spent the majority of her career in Public Health. While working for the City of Green Bay, Wisconsin and the Brown County Health Department, she spent 29 years there starting as a Field Staff Nurse and progressing to a Nursing Management position. With her position, she had the opportunity in those positions to work with pregnant and parenting teens, provide in home follow up services to babies discharged from the neonate intensive care unit. Bonnie moved to Las Vegas in 2012 to take a management position overseeing the Family Planning clinics, Immunization program and Sexual Health services. Currently she is The Director of Nursing and Clinical Services 2 years later.


Kimberly Joi McDonald

Board Vice President

Kimberly Joi McDonald is the Owner and CEO of Designing JOI, LLC (, an interior design consultation firm, as well as Principal of Tactical Strategies, LLC (, a government affairs, strategic planning and legislative consultation firm. After a successful first career as a 12-year local government lobbyist, Kimberly Joi, a “go-getter,” is forging an exciting additional career in the interior design world. From 1997-2008, Kimberly Joi was the State Legislative Affairs Officer/Chief Lobbyist for the City of North Las Vegas at the Nevada       Legislature. In July 2008, she left to recover from a very serious health scare, formed Designing JOI, LLC in 2008, and graduated from the Art Institute of Las Vegas in March 2009. She is also a professional interior designer in the Design Salon of the Las Vegas Design Center at World Market Center Las Vegas (in conjunction with the American Society of Interior Designers (ASID). She possesses a Masters in Public Administration, a Bachelor of Arts in Psychology, and a Bachelor of Arts in Interior Design. Her design goals are to execute successful, beautiful and custom sustainable designs, for high-end residential, commercial, and hospitality projects, with efficient, functional spaces that are tailored to meet the client’s needs. As part of a team, she was a 1st Semi-Finalist/ Runner-Up of the Las Vegas Design-A-Suite Downtown Competition (2010). She was recently elected to be the incoming Finance Director of the ASID California Central/Nevada Chapter 2011-12 Board of Directors. She is also the Founder and Charter President of the Interior Design Society’s Las Vegas Chapter, a first for Nevada.

Memberships: Associate Member, Interior Design Society (IDS); Allied Member, ASID; Associate Member, National Executive Women in Hospitality (NEWH); Industry Member Company, National Kitchen & Bath Association (NKBA) / SW Desert Chapter; and designMINDS.

Accomplishments: She is a past Governor Appointee of the Nevada Commission on Homeland Security & Lead Co-Chair of the By-Laws & Legislative Subcommittee (2003 – 2005), a 1998 “Top Ten Business Women of America” of the American Business Women’s Association (ABWA), General Chairman of the 2003 ABWA National Convention, ABWA National Secretary-Treasurer (1999-2000), and National Trustee of the ABWA Stephen Bufton Memorial Education Fund (1998-00). She was the Founder and Charter President of the ABWA Las Vegas Executive Express Network (2002-05), President of ABWA Southern Nevada Area Council of Presidents (1996 & 2003), Secretary-Treasurer of the Local Government Managers’ Association of Nevada (1997-98), and Founder and Charter President of Pi Alpha Alpha 105th Chapter of the National Honorary Society for Public Administration and Public Affairs, of the Master’s Program Honor Society at the University of Nevada, Las Vegas (1996-98).

Zyniewicz, Thomas

Dr. Thomas Zyniewicz

Medical Director

Dr. Zyniewicz attended Aquinas College in Grand Rapids, Michigan where he received a Bachelor of Science in Biology/Business Administration. He received his medical degree from Michigan State University College of Osteopathic Medicine in East Lansing, Michigan.

Dr. Zyniewicz completed my Emergency Medicine Residency at the University of Chicago in Chicago, Illinois; He is Board Certified in Emergency Medicine and is a Fellow of the American College of Emergency Physicians.

He joined EMP after residency along with classmate JD McCourt from the University of Chicago.

Subsequently; Dr. Zyniewicz became the Assistant Director at University Medical Center in Las Vegas, Nevada. He has been with EPMG/EMP twice in his career. Initially, after residency (Las Vegas) and then after raising their daughters in Michigan, returning to EPMG/EMP for chapter two.

Dr. Zyniewicz maintain a clinical practice at UMC and enjoys developing unique business models to improve healthcare delivery.

Winfield Greenwood

Winfield Greenwood


Winfield C. Greenwood is the co-founder and a financial advisor with Redstone Financial Group. He is a Registered Representative and Investment Advisor Representative of HTK. Winn has completed the academic and ethical requirements needed to earn the prestigious, Registered Financial Consultant (RFC®) designation.
Winn attended Utah Valley University, and earned his Bachelor’s degree in Business Management and Marketing. He is currently involved with various non-profit organizations in the Las Vegas area. He has previously served as the Chairman of the Board of Directors for the Down Syndrome Organization of Southern Nevada, and is also a member of the Finance Committee along with being a Board member for the Foundation for Positively Kids.

He has extensive experience working with individuals and businesses, designing the financial blueprints necessary to build a strong financial future. Winfield is devoted to helping people grow and protect their assets, as well as the ones they love.

Romie Semenza/Portrait 021710

Romie Semenza

Board Member

Romie was born and raised in Zurich, Switzerland. She was educated in the law and began her career in Europe as an attorney until she married and moved to the States. Romie speaks three languages and tries to see her family in Switzerland at least twice a year.

BKeith Hughes

Keith Hughes

Board Member

A native of Michigan, Keith Hughes became a Deputy Sheriff after graduating high school. A short three and a half years later, Keith left law enforcement to serve in the United States Marine Corps as an air traffic controller. During tours in Tennessee, North Carolina, California, Japan, and Australia, Keith distinguished himself in many leadership roles at all levels of airport operation, management, and international relations. During his service in Japan and Australia, Keith was instrumental in developing international agreements to govern joint US-Japan and US-Australia air traffic control policies. Keith received the Navy and Marine Corps Commendation Medal for sustained superior performance. He attained the rank of Gunnery Sergeant and after receiving an honorable discharge, worked in the commercial aviation field for several years.

Feeling the need to again serve others, Keith changed careers to enter graduate school and study psychology. He provided in-home psychosocial rehabilitation and parent training to troubled youth and their families with Boys Town and later oversaw two dozen group homes in southern Nevada serving nearly 70 intellectually disabled adults.

Keith was hired by newly-elected U. S. Congressman Joe Heck, D.O. (R-NV) in 2010 as a caseworker to assist constituents with Medicare, Medicaid, Social Security, and other issues. He has since held the positions of Senior Caseworker and Outreach and Field Manager before being promoted to District Director in January 2013. He joined the team at Opportunity Village in June 2017.

Keith holds a Bachelor of Science degree in aeronautics from Embry-Riddle Aeronautical University and a Master of Arts degree in counseling psychology from National University.

Positively Kids is committed to providing an environment that will have a positive effect on the growth and development of medically fragile children living in Clark County. Programs offered by Positively Kids strive to embrace each child's unique needs, while providing the services essential to their well- being.

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Administrative Office

2480 E. Tompkins, Ste. 222
Las Vegas, NV 89121
P (702) 262-0037
F (702) 262-0252
8:30 am - 4:30 pm M-F