Meet Our Team

At Peak Advisory Consulting, we pride ourselves on providing people-centric advisory services tailored to meet the unique needs of our clients. Whether for a start-up seeking guidance, an established company aiming for market expansion, or an enterprise exploring innovative solutions, we are dedicated to navigating our client’s challenges with confidence and clarity. Our depth of expertise coupled with a forward-thinking approach, positions us as a trusted partner along our clients’ journeys. 

About our Team: 

  • On average, our consultants bring 15+ years technical experience in HR / organizational effectiveness .
  • Our backgrounds are varied including leadership roles in industry HR positions and Big 4 consulting experience; this combination of experience provides a unique perspective around leading practice concepts with practical application.
  • We deploy lean teams of highly experienced consultants with deep expertise to deliver maximum value at a reasonable cost.
  • The Peak experience is different. We understand that every company is unique and there is not a one-size-fits-all solution, therefore we prioritize:
    • Deep partnership with our clients to understand their industry, company and culture.
    • Customized solutions to address unique client challenges.

Kara Combs

Managing Consultant

Kara Combs, Managing Consultant, is a talented Human Resources leader with more than 15 years of experience in organizational development and business transformation. 

As a result of living overseas for nine years of her life and globetrotting during her free time, Kara is passionate about understanding culture and listening to people’s stories. This directly translates into her relationships with business leaders as she listens deeply to identify root causes, develops solutions tailor-made for the organizational culture, and ensures sustained success long after project completion.

Cassie Grimsman

Senior Consultant

Cassie Grimsman is a Senior Consultant fueled by a genuine passion for guiding clients toward deliberate talent strategies that both propel the business and provide a better day-to-day for employees. Read more...

As a Six Sigma Green Belt, she is skilled in process improvement and helping teams utilize technology to streamline work. Cassie began her career in the non-profit sector overseeing talent initiatives for an economic development organization. She is skilled in listening to business leaders to understand coaching talent attraction, retention, diversity, equity, and inclusion best practices. Cassie has a Master's in Industrial-Organizational Psychology from Harvard Extension School and a Bachelor's in Finance and Organizational Leadership. 

Black & White - Strong

Senior Consultant

Tyler Masters, Senior Consultant, has 10+ years of experience in Human Resources at varying levels of responsibility and leadership. Read more...

He has worked directly in consulting with organizations in multiple industries such as municipal government, transportation and logistics, technology, healthcare, private equity, construction, and non-profits. Tyler is well versed in creating solutions and efficiencies for the clients he supports. Tyler’s personal values are communication, collaboration, and compassion which drive both his personal and professional relationships.

Jenn Perez

Managing Consultant

Jenn Perez, a Managing Consultant, is an accomplished, certified HR professional with over 11 years of experience working with individuals and organizations of all sizes. Read more...

Jenn focuses on optimizing operational performance, increasing service delivery, and improving employee engagement. She sees her role as that of an architect who brings visionary ideas to fruition. Whether renovating existing concepts or providing the blueprint for a new model or tool, Jenn partners with her clients to construct innovative, yet straightforward solutions to achieving organizational success.

Nate Rahmeier


Nate Rahmeier is the Founder and Managing Partner of Peak Advisory Consulting. For nearly 15 years, he’s had the privilege to advise top-tier Fortune 500 companies on their human capital needs. Read more...

As a lifelong health enthusiast, a collegiate adjunct professor, and former fitness and baseball coach, Nate strives to partner with his clients and the team he leads to reach their fullest potential.


Gabby Thomas

Senior Consultant

Gabby Thomas brings a wealth of talent management expertise to Peak. She enjoys taking on projects that help teams align recruitment and retention strategies with impactful and lasting results. Read more...

Operating as a continuous learner, she regularly benchmarks progress against industry and personal standards, keeping the bar high for herself and her clients. She is known for her project management skills and seeks to understand the “why” behind anything she undertakes ‒ aligning with clients and teammates through frequent conversations and requests for feedback.

Christina Wang

Senior Managing Consultant

Christina Wang leads Peak’s Fractional HR leadership team and brings over 20 years of experience structuring and leading engagements centered around clients in the small business / start-up space. Read more...

Prior to Peak, Christina served as the Chief People & Financial Officer for Impekable, an award-winning, 100% remote digital product company, where she managed the entire talent lifecycle from recruiting through offboarding, as well as its finance functions. She’s an International Coaching Federation certified executive and leadership coach, and a diversity, equity, and inclusion leader.


Summit Sam headshot bw NEW

Junior Consultant

Born in the majestic mountains, Summit Sam embodies the spirit of adventure and the quest for peak performance. Sam is a symbol of Peak's excellence with a natural flair for navigating the rugged terrains of people strategies, processes and systems. Read more...

Just like Peak, Sam is genuine and trustworthy. Sam knows the best paths through the mountains, symbolizing Peak's focus on efficiency and productivity. Sam represents dedication to delivering value and achieving outcomes with agility and precision. Summit Sam embodies Peak's principles of innovation, thinking creatively, and embracing solutions to help clients reach peak performance.