Meet the Team
-
Marissa Dillehay
CEO- Founder- Experienced HRIS Consultant
As an accomplished Paycom Ultra Care Transition Specialist with over eight years of hands-on experience in HR technology, she has built a remarkable career around the successful implementation and optimization of Paycom’s HRIS solutions for some of the company’s most high-value and complex accounts. Her extensive tenure with Paycom has positioned her as a subject matter expert not only in system functionality, but also in client engagement, strategic process development, and long-term client success.
Throughout her career, she has led the end-to-end implementation of over 200 Paycom clients, directly contributing to more than $20 million in revenue. Her deep expertise in managing full-cycle implementations—from discovery and system design to configuration, training, and post-go-live support—has made her an indispensable partner to both clients and internal teams. She has consistently demonstrated her ability to manage multiple high-stakes projects simultaneously, delivering results on time, on budget, and above expectations.
What sets her apart is her industry-spanning experience. She has worked with clients in healthcare, manufacturing, finance, education, professional services, retail, and beyond—allowing her to develop a strong understanding of how business operations, compliance requirements, and HR practices vary across sectors. This versatility enables her to tailor each implementation to the specific goals, challenges, and culture of each client, resulting in smoother transitions and long-term success.
Her role goes far beyond technical implementation. She is known for her consultative approach, often working closely with executive leadership, HR directors, and payroll managers to identify inefficiencies, recommend best practices, and design scalable solutions that improve workforce management, compliance, and reporting capabilities. Whether navigating complex organizational structures, legacy system migrations, or multi-state compliance requirements, she approaches each challenge with precision, strategy, and empathy.
Colleagues and clients alike praise her for her exceptional problem-solving skills, strong project management, and ability to demystify complex technology for users at every level. She is also widely respected for her unwavering dedication to client success and her positive, solution-oriented mindset. She’s the person clients call not just when things go right—but when they need a true partner to help guide them through unfamiliar territory.
In addition to her technical acumen, she’s committed to continuous improvement and staying at the forefront of HRIS trends. She regularly collaborates with internal product development teams to provide feedback, suggest enhancements, and help shape future capabilities based on real-world user experience. Her insights have been instrumental in streamlining Paycom's internal processes and improving client onboarding frameworks.
With a deep command of Paycom’s full suite of products—including Time and Attendance, Benefits Administration, Talent Acquisition, Payroll, Performance Management, and more—she has become a trusted advisor in all areas of HRIS implementation and optimization. Her work not only enhances operational efficiency but also empowers HR leaders to make more informed, data-driven decisions.
In every sense, she is a driving force of transformation, bringing together technology, strategy, and people to create lasting impact. Her legacy is not only found in the systems she builds, but in the relationships she fosters, the teams she empowers, and the clients whose success she helps ensure.
-
Jason Sininger-Word - VP of HR
VP of HR
Jason Sininger-Word is an accomplished human resources leader with over eight years of experience as the head of HR, overseeing compliance, risk mitigation, payroll administration, benefits management, workers’ compensation, employee relations, training and development, investigations, unemployment claims, conflict resolution, performance management, and workforce planning. Serving as Vice President of Human Resources for a hospitality group operating multiple units across multiple states, he has developed and implemented strategic human resource initiatives that drive organizational success while ensuring compliance with complex state and federal regulations.
Throughout his career, Jason has led initiatives that have significantly reduced workers’ compensation claims, litigation, and experience modification rates, strengthening workplace safety and cost efficiency. By implementing proactive compliance measures, he has also helped reduce wage and hour litigation while fostering a culture of accountability and adherence to employment laws. Additionally, his focus on employee engagement programs has led to measurable improvements in retention, creating a more stable and motivated workforce.
Jason holds a Master of Science in Human Resource Management from New York University, as well as a Bachelor of Science in Business with a focus on Human Resource Management and a Bachelor of Arts in Education from California State University, Sacramento. His strong academic foundation, combined with extensive real-world experience, allows him to approach human resource challenges with both strategic insight and a deep understanding of workforce dynamics.
With a strong background in business operations, including experience in all roles and management levels, Jason understands the complexities of managing people, processes, and performance. This broad experience enables him to develop human resource strategies that not only ensure compliance with federal, state, and local regulations but also support overall business goals and initiatives. His ability to align human resources with operational needs makes him a trusted partner in driving efficiency, engagement, and long-term success.
Marissa first met Jason about six years ago when he was transitioning his organization from UKG to Paycom — a transition she had the honor of supporting. Since then, Jason has remained deeply embedded in the Paycom system, becoming a true expert in maximizing its full potential.
Jason comes from a strong background in the hospitality industry, which makes him an integral consultant for any large-scale hospitality company looking to get the most out of their HRIS investment. He knows exactly how to structure and configure systems to match the complex needs of hospitality operations — from workforce management to compliance and everything in between.
He brings unmatched experience in:
Seamlessly transitioning from UKG to Paycom
Knowing exactly which fields to migrate for a smooth data journey
Understanding the inner workings and "language" of both platforms
Daily hands-on use of nearly every Paycom module
Deep, technical knowledge of position management — seriously, his insights will astound you
Strategically optimizing HRIS systems for hospitality companies of all sizes
Whether you have a client or are looking to transition from UKG-to-Paycom or simply need elevated HR consultant for strategy and support in your system, Jason is the best of the best.
Reach out to Marissa at Precision HRIS Consulting to schedule a call and learn how you can work with Jason directly for your transition -
Meghan Caldwell
SR. VP of HR
Meghan Caldwell, SVP of HR
Meghan is an accomplished Human Resources professional with over 25 years of experience in both the public and private sectors. She is responsible for implementing human resource management strategies that enable Arch Telecom to recruit, train and retain a high performing and motivated workforce.
Meghan specializes in talent management, performance management, recruiting, employee benefits, employee/labor relations, and learning and development. Her industry experience spans the hospitality, healthcare, medical device, and telecommunications arenas. She is a collaborative leader who works closely with cross functional teams to continue to improve results across the company. Meghan holds a BA in Communication Arts from California Lutheran University.Marissa first had the privilege of working with Meghan seven years ago during a major HRIS transition from ADP to Paycom. From day one, she stood out as one of the most capable, strategic, and efficient HR leaders I’ve ever partnered with.
Meghan brought clarity to complexity, always had a solution ready, and led her team with professionalism and a consistently positive attitude. I genuinely enjoyed every second of working with her.
Now, we couldn’t be more thrilled to have her on board. Meghan’s deep expertise and leadership will bring tremendous value to our clients and strengthen everything we do at Precision.
She brings unmatched experience in:
Seamlessly transitioning from ADP to Paycom
Knowing exactly which fields to migrate for a smooth data journey
Understanding the inner workings and "language" of both platforms
Daily hands-on use of nearly every Paycom module
Deep knowledge of employee relations and state regulations
Strategically optimizing HRIS systems for a multitude of industriesWhether you have a client or are looking to transition from ADP or Paychex-to-Paycom or simply need elevated HR consultant for strategy and support in your system, Meghan is the best of the best.
Reach out to Marissa at Precision HRIS Consulting to schedule a call and learn how you can work with Meghan directly for your transition -
Laura Mathews
HR Manager
With nearly 15 years of experience in human resources and talent acquisition, Laura is a results-driven HR professional known for successfully managing high-growth initiatives and navigating complex organizational changes. Over the course of her career, she has held multiple HR leadership roles and has led strategic HR functions across employee onboarding, benefits administration, compliance, immigration, employee relations, and talent management.
Laura has provided comprehensive HR policy guidance across geographically dispersed workforces and has played a pivotal role in training and advising managers on employee relations, legal compliance, and performance development strategies.
Laura brings a balanced approach of strategic planning and hands-on execution, consistently aligning HR practices with broader business objectives to enhance workforce efficiency and organizational culture. Laura holds a B.S. in Journalism from West Virginia University.Laura brings over a decade of hands-on HR systems experience, having spent the last 10 years working alongside Meghan Caldwell to form one of the most dynamic HR teams in the business. I first met Laura during a large-scale ADP to Paycom implementation seven years ago, and since then, her expertise has only deepened.
Marissa first met Laura when she was working on a large ADP to Paycom Implementation 7 years ago. For the last 10 years she has worked along side Meghan Caldwell in HR making them the best dynamic team. She has become a true Paycom expert, working with every aspect of the platform daily. From system configuration to HR best practices, Laura consistently provides strategic guidance to optimize functionality and ensure smooth operations. Her deep product knowledge is matched only by her positive, can-do attitude and unmatched work ethic. Laura’s commitment to excellence and collaborative spirit make her an invaluable asset to any team.
She brings unmatched experience in:
Seamlessly transitioning from ADP to Paycom
Knowing exactly which fields to migrate for a smooth data journey
Understanding the inner workings and "language" of both platforms
Daily hands-on use of nearly every Paycom module
Deep knowledge of employee relations and state regulations
Strategically optimizing HRIS systems for a multitude of industriesWhether you have a client or are looking to transition from ADP-to-Paycom or simply need elevated HR consultant for strategy and support in your system, Laura is the best of the best.
Reach out to Marissa at Precision HRIS Consulting to schedule a call and learn how you can work with Laura directly for your transition -
Cole Spires
System Specialist &. Year End Consultant
Detail-oriented and results-driven with 4 years of hands-on experience in HRIS management, payroll processing, benefits administration, and system optimization. Proven track record of supporting HR and payroll teams by streamlining workflows, implementing new features, and providing user training across multiple departments. Adept at troubleshooting complex system issues, ensuring compliance with federal and state regulations, and delivering exceptional customer support. Known for strong problem-solving skills, a collaborative approach, and a deep understanding of Paycom’s capabilities to improve operational efficiency and employee experience.
Cole joins us after four years at Paycom, where he served as a long-term support (PSD) specialist and built an incredible reputation for his deep product expertise, problem-solving, and client-first approach. He has truly mastered some of the most complex areas of the system—Benefits, Performance & Compensation, the Affordable Care Act (ACA), and Year-End & W-2 filings.
Marissa was first introduced to Cole by another trusted consultant on our team who told me, “You have to meet this guy—he’s the best long-term specialist I’ve ever worked with.” And they were right. Since then, Cole has completely blown her away with his technical knowledge, professionalism, and ability to make even the most complicated product suites feel simple.
If your client is preparing for year-end and needs ACA or W-2 support, Cole is your go-to consultant.
If they’re looking to optimize Performance & Compensation, implement new Benefits plans, or simply need advanced training and system clean-up, Cole’s the one to call.
He’s worked with every product in the system and understands it front to back—his knowledge is truly endless.Whether you have a client or are looking to transition to Paycom or simply need elevated consultant for strategy and support in your system, Cole is the best of the best. He can also consult and help with year end processing and planning for ACA and W2 filings in the HRIS system.
Reach out to Marissa at Precision HRIS Consulting to schedule a call and learn how you can work with Cole directly for your transition -
Christopher Mendivil
HR & Payroll Consultant
A trusted business advisor with 15+ years of experience and demonstrated success in leading and managing all aspects of the human resources function to attract, develop, and retain a high-performing and engaged workforce. A seasoned HR professional with up-to-date knowledge of industry trends, compliance requirements, and innovative HR practices.
An engaging and collaborative leader with extensive experience in fostering a positive work environment and promoting a culture of inclusion, diversity, and respect. Proven capabilities in overseeing employee relations matters, including conflict resolution, disciplinary actions, and grievance procedures.
A transformational executive with solid skills in leading, training, and developing teams to achieve and exceed predefined performance targets and goals. Possess strong ability to ensure compliance with local, state, and federal employment laws. Passionate for staying abreast of changes in employment laws and regulations, ensuring organizational compliance. Proficiency in HRIS/payroll system and other relevant HR technologies.
TECHNICAL SKILLS
ADP (WFN, PAYFORCE, VANTAGE, and RUN) PAYCOM (Regular and Beta Versions)
UKG (Formerly Known as Ultimate Kronos Group) Oracle (HCM)
Paychex
Google Workspace | Microsoft Office WorkdayHR EDUCATION & COMMUNITY
HR Lunch & Learns, 2023 – Current
Marsh McLennan HR Round Table, 2020 – Current
SHRM Member, Society of Human Resource Membership, 2016 – PresentMarissa first met Christopher seven years ago during a company-wide transition from ADP to Paycom. Although he joined the team shortly after the first payroll was processed in Paycom, he quickly made up for lost time. They met weekly to go over the system, and she was genuinely impressed by how rapidly he grasped the technology. Before long, he was the one reaching out to share insights and updates about the system.
Christopher is an exceptional HR and payroll professional with extensive experience across a variety of payroll platforms and employee headcounts. His deep expertise in both ADP and Paycom, paired with his hands-on use of these systems for payroll processing and HR functions, makes him a true asset in any organization. His adaptability, technical acumen, and dedication to excellence set him apart in the field.
Whether you have a client or are looking to transition from ADP -to-Paycom or simply need elevated HR & Payroll consultant for strategy and support in your system, Chris is the best of the best.
Reach out to Marissa at Precision HRIS Consulting to schedule a call and learn how you can work with Chris directly for your transition -
Payroll Consultant and Processor
Our Payroll professional has over 20 years of progressive experience and consistent success processing, implementing, and managing payroll and payroll systems.
Over the past two decades, she has held various operational and leadership roles covering a wide range of industries. She has been responsible for managing payroll, tax compliance, platform implementations, audits and time & attendance projects. She has served on numerous project steering committees, as well as held roles of project lead and functional consultant.
Responsibilities have included management of end-to-end multi-state payroll processing for companies ranging in size from 500-5000. Also additional responsibilities include team operations, employee support, as well as year-end compliance and processing. She continuously keeps up to date with current payroll events via her membership to the American Payroll Association (APA) as well as the Certified Payroll Professional (CPP) testing spring 2025 and has held her Payroll Practice and Management certification since 2015.
Whether you have a client or are looking to transition from UKG-to-Paycom or simply need elevated payroll consultant for strategy and support in processing payroll your system, she is the best of the best.
Reach out to Marissa at Precision HRIS Consulting to schedule a call and learn how you can work with her directly for your transition -
Legal Consultant
Our Legal Consultant in the HRIS system serves as a subject matter expert on labor laws, employment regulations, and compliance-related matters. This role is responsible for ensuring that all HRIS processes, data handling, and employee lifecycle management practices are legally sound and aligned with local, regional, and international legal standards.
Whether you have a client or are looking to transition HRIS systems or simply need elevated legal consultant for strategy and support in your system, she is the best of the best.
Reach out to Marissa at Precision HRIS Consulting to schedule a call and learn how you can work with her directly for your transition