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Meet Your WCWI Team

At the Wellness Council of Wisconsin (WCWI), we believe fervently in our vision to improve health to empower business. We live this vision each and every day as the only nonprofit organization in the state dedicated exclusively to helping employers develop and deploy results-oriented wellness strategies. Behind this vision is a devoted, impassioned and energetic team of industry experts, serving our membership with local resources, consultation, learning and networking!

Marissa KalkmanMarissa Kalkman, MS, MCHES  | Executive Director

Marissa is the Executive Director of WCWI. She leads with the mindset that inclusive employee wellbeing is vital for all organizations and all people. She is dedicated to working diligently and passionately to impact wellbeing through comprehensive and creative strategies for the workforce and community. Marissa has a unique skillset in employee and organizational wellness gathered from her experience as a consultant, strategy leader, program director, health educator, and coach. Core to her work at WCWI are her values of empathy and social impact and the belief that employee wellbeing is a foundational strategy and business priority for every employer of all sectors, industries, and sizes. Marissa thrives when she is supporting organizations through consultative problem-solving, generating ideas and strategies for impact, and when she is coaching and training the personal and professional development of wellbeing strategists and people leaders.

Marissa earned a Bachelor’s degree in Psychology and Public Health Education, and a Master’s degree in Applied Health Science, Health Promotion from Indiana University. She’s a Master Certified Health Education Specialist (MCHES), an ACSM Certified Exercise Physiologist, and has training through Wellcoaches School of Coaching and Intrinsic Solutions International. Marissa serves as a community leader on the Board of Directors for Mental Health America of Wisconsin, the Advisory Board for the UW Extension Health and Wellness Management program, and Wisconsin’s State Health Assessment Steering Committee.

When she’s not working, you will most often find Marissa spending time with her family (husband Dan, daughter Aliza, son Ryder, and rescue pup, Nora), exercising with a variety of intense workouts (CrossFit and Weightlifting are favorites), enjoying the outdoors (especially hiking and camping) and listening to Podcasts.

Lisa Grenfell
Lisa Grenfell | Assistant Director, Marketing & Membership
Lisa believes in the significance of employee wellbeing and in unlocking the potential we have within ourselves and our organizations. Lisa flourishes when she can work with wellness professionals and people leaders in eliciting their best thinking, and unfolding the opportunities they have to better serve their people. She’s committed to connecting all employers within Wisconsin to solutions they haven’t seen before. 
Through her long-standing tenure at WCWI, Lisa leads the brand development and membership strategy. Her expertise in marketing drives the continuous engagement with existing WCWI members, while her creativity and big ideas advance the growth of employer members who are dedicated to their workplace culture. She focuses on building an unparalleled WCWI member experience through interactive idea-sharing and networking, resource development, communications, and strategic partnerships. Lisa also has extensive experience in speaking, coaching, and program facilitation.
Lisa has over seven years of experience with WCWI, guiding over 450 member employers and 600 wellbeing strategists and people leaders. Prior to WCWI, she spent four years in non-profit development and marketing with the Girls Scouts of Manitou Council.  Her educational background includes a Bachelor of Science in Marketing and Spanish for Business from University of Wisconsin – Eau Claire and she’s currently working toward completing an accreditation as a Certified Intrinsic Solutions Coach
Lisa is devoted to living her best life as a mom to Evelynn and Leona, dog mom to Walter, and wife to Ross. She enjoys living the “lake life” in Northern Wisconsin, staying connected with the outdoors and people, and discovering her next adventure.  
Katie ReielsKatie Reiels, MS | Learning & Project Strategist
Katie holds a Bachelor’s of Science in Exercise Physiology from Marquette University and a Master’s of Science in Kinesiology with an emphasis on Health Promotion and Wellness from UW-Milwaukee. Previously, Katie served WCWI members as the Program Manager, implementing and managing WCWI programs as well as providing consultative service through the 7 Benchmark well workplace process. She’s also had extensive experience in program planning, implementation, and evaluation through her roles at the YMCA of Metropolitan Milwaukee, Excel Personal Training, Froedtert Health, Active Across America and Wisconsin Athletic Club.
She’s excited to continue to serve WCWI members as a Project Strategist. This role will emphasize her passion and abilities to support our community relationships, assist members in building their wellbeing strategies, share best practices in Wisconsin through Well Practices and employer case studies, and assist with current and future WCWI initiatives. More importantly, Katie is motivated to continue to elevate worksite wellbeing in Wisconsin through her work at WCWI.  
In her personal time, Katie enjoys personal training, group fitness, gardening, photography and her family! When she’s not working, you will find her embracing every day with her husband and 15 month old daughter, Scout!
Erin WentworthErin Wentworth, MS | Member & Program Coordinator
Erin brings a dynamic educational background to the WCWI team with her Bachelor’s Degree in Education from the University of Wisconsin - Oshkosh and a Post-Baccalaureate in Elementary Education from UW-Milwaukee. Erin’s professional career path traveled down a different road when over ten years ago she lost 125 pounds through healthy lifestyle changes. This dramatic lifestyle change inspired her to pay it forward by merging her new found passion of living a healthy lifestyle with educating others. In December 2018, she completed her Master’s Degree in Health and Wellness Management through the University of Wisconsin - Extension Green Bay.  Erin’s ultimate goal is to teach others that living a healthy lifestyle is not a chore and success is all about taking smaller steps toward better health.
As the Member and Program Coordinator at WCWI, Erin manages the registration experience for programs and membership. Fueled by her ambition to assist employers in creating cultures of health and to help employees live their best lives, Erin supports WCWI employers in finding solutions and connecting them to cutting edge resources and tools. In addition to her current role at WCWI, Erin is also a Wellness Coach and fitness instructor at the Wisconsin Athletic Club (WAC). Outside of work, she enjoys being active at the gym and outdoors, spending time in her family’s pool, and watching her nieces and nephews grow up. Erin also spends her time visiting and playing with her family's rescue dog, Macie.


By Mail: P.O. Box 524 Brookfield, WI 53008-0524

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By Phone: 262.254.7888