As G&A's President and CEO, John W. Allen oversees the daily operations of the company and is heavily involved in the strategic outlook and growth of the firm. Before co-founding G&A with Chairman Tony Grijalva in 1995, John was a consulting partner with Grant Thornton, where he worked with emerging-growth companies and cultivated his management consulting and financial expertise.

A PPACA-certified and licensed life and health insurance agent, John is actively involved in the Houston business community, and is a member of the American Institute of Certified Public Accountants, the Texas Society of Certified Public Accountants, and the Houston Chapter of the Texas Society of Certified Public Accountants. He earned both his bachelor's degree in accounting and his master's degree in management consulting from Brigham Young University.

John G. Allen is the Chief Revenue Officer for G&A Partners. Under his leadership, G&A's sales organization has experienced consistent new business growth year-over-year. Prior to this role, John was the Executive Vice President of Sales for G&A. He spent the early part of his career working for JPMorgan as a banker for its energy corporate and private banking groups before joining G&A in 2009.

John earned a bachelor's degree in finance from Brigham Young University and a Master of Business Administration from the University of Texas. He is actively involved in his church, the Boy Scouts of America, and youth sports in his community.

Aaron Call joined G&A Partners in 2009, following G&A's acquisition of Core Innovative Solutions, an HR services firm based in Salt Lake City, Utah. He has been involved in the PEO industry in various capacities, and has extensive experience overseeing nearly every function within the corporate office, including all back-office operations, sales, marketing, and vendor relations.

Aaron earned his bachelor's degree in business management from Brigham Young University's Marriott School of Management. A resident of Utah for almost all his life, Aaron is an active member of the Salt Lake Chamber of Commerce and various other community development organizations.

Stephen Calvert joined G&A Partners in 2020 as its Chief Legal Officer & General Counsel. In this role, Stephen heads the company's legal department and oversees all of G&A’s legal matters throughout the country and internationally.

Before joining G&A, Stephen was in top legal positions, including General Counsel and Chief Counsel roles, for large public and private companies in different industries and states, including transportation, energy, utilities, and government contracting. He started his career at the law firm of Baker Botts in Houston as a trial and labor and employment lawyer. Stephen received his undergraduate degree from Texas A&M University and his law degree from the University of Houston. He spends his free time with his family, church, sports, and music.

Pascal Gibert is a global technology executive with over 30 years of experience in enterprise software and IT. As G&A's Chief Technology Officer, he leads digital transformation and drives innovation to enhance the company's services and operations.

Before joining G&A Partners in 2025, Pascal was Head of Engineering and Solutions Development at TriNet, where he led the company’s digital transformation initiatives. Earlier in his career, he held leadership positions at technology companies such as Microsoft, Oracle, SAP, and ServiceNow. Pascal holds Master of Science degrees in artificial intelligence, expert systems, and neuronal network from Université de Caen Normandie, France, and in software development and artificial intelligence from ESIGELEC: École Supérieure d'Ingénieurs en Génie Électrique, France.

An avid swimmer, gym-goer, and mixologist based in San Francisco, Pascal also enjoys spending quality time with his family and dog when he’s off the clock.

Anthony Grijalva Jr. is the Chief Marketing Officer for G&A Partners. He is responsible for leading all demand-generation and brand-awareness activities for the company. With a passion for G&A becoming an experiential organization, he also spearheads the experience management division for both clients and employees.

Prior to joining G&A in 1997, Anthony earned his bachelor's degree in business administration from the University of Texas at Austin, McCombs School of Business, where he majored in marketing. He has also attended specialized executive coursework at The Amos Tuck School of Business at Dartmouth College and the Kellogg School of Management at Northwestern University.

Michelle Mikesell joined G&A Partners in 2020 as the Vice President of Corporate HR and was promoted to Chief People Officer in November of 2021. Based in Houston, Michelle plans, develops, drives, and implements HR strategy and operations to support the continuous growth of the company. Her passion is to innovate and build programs and practices around culture strategy and HR leadership, ensuring G&A remains one of the top places to work in the cities where it operates.

Prior to joining the G&A family, Michelle led HR teams with a “people-first” approach. Over the course of her 25-year career she progressively advanced operations in sales and services for her companies.

Michelle has a Bachelor of Science degree from Metropolitan State University of Denver and a Master of Arts degree in communications from the University of Denver. She is certified in Lead Right and Change Cycle Series and holds the distinction of Society of Human Resources Management-Senior Certified Professional.

Michelle, her husband, and two of her three children are lifelong Denver Broncos fans while her third child cheers on the Houston Texans instead. (Team allegiance for her four grandchildren is still up for grabs, but she says it’s leaning toward the Texans.)

Pat Murphy is a seasoned leader with nearly 30 years of experience in strategic operations, finance, and accounting. As G&A's Chief Financial Officer, he plays a pivotal role in ensuring the company's financial health and stability, driving strategic growth initiatives, and spearheading expansion into emerging markets.

Before joining G&A Partners, Pat started his career at PricewaterhouseCoopers, held various cross-functional senior leadership positions at Anthem Blue Cross Blue Shield/Elevance, and most recently served as the chief financial officer at Marathon Health.

Pat earned his bachelor’s degree from Indiana University with a double major in finance and accounting. He lives in Indianapolis with his wife and two kids, where he enjoys spending time with his family and friends, watching his kids’ activities, going on golf trips, and rooting for the Indiana Hoosiers. Pat is also dedicated to his community, serving in board leadership positions for several local organizations.

Mary Beth Carroll joined G&A Partners in 2022 as the vice president of sales enablement. In her role, Mary Beth is responsible for developing and executing a sales enablement program aimed at onboarding and training new hires within the sales team and enhancing the skill sets of existing sales team members.

A veteran in the sales field, Mary Beth began her career as a sales representative and eventually became a top sales enablement leader. Her experience includes 10 years of sales training specifically in the PEO industry. Mary Beth thrives on partnering with sales leaders and representatives to help them meet and exceed their goals.

Based in Minneapolis, Mary Beth holds a business degree. When she’s not designing sales enablement programs, Mary Beth enjoys spending time with her family, traveling around the world to learn about other cultures, and attending music concerts.

Lloyd Closson is a seasoned technology leader with over 25 years of software engineering expertise. As Vice President of Software Engineering, he leads the G&A development team’s efforts to shape and enhance the company’s technology platform and tools.

Lloyd has a demonstrated history of building diverse distributed teams and leveraging modern technologies to deliver software that exceeds business and strategic objectives. He joined G&A Partners in 2017 as an independent contractor and in 2019, assumed the role of G&A’s Chief Technology Officer. In 2025, Lloyd followed his passion for software development, becoming Vice President of Software Engineering.

He earned both his bachelor’s degree in business administration and his master’s degree in information systems from Brigham Young University’s Marriott School of Management.

When Lloyd is not working, he can be found cheering on his children during their activities.

Josh Farber is the Vice President of Outsourced Accounting Services. As the leader of G&A’s accounting business unit, he develops customized accounting strategies that scale as clients’ businesses evolve, enabling clients to focus on their mission while confidently making intelligent financial decisions.

Prior to joining G&A in January 2021, Josh’s career progressed from an auditor in public accounting to leadership roles in private-equity-owned growth organizations to Chief Financial Officer. He has built a career around developing simple solutions for complex challenges and enabling lean teams to operate at a very high level. He thrives on working with entrepreneurs and business executives to streamline their back-office needs.

Josh earned a Master of Business Administration degree from the University of Kentucky and has an undergraduate degree in accounting from Morehead State University. He is also a certified public accountant.

A proud husband and father of four children, Josh is an avid golfer and a Big Green Egg barbecue enthusiast.

Liz Grail is the Vice President of Human Capital Management (HCM) Division (iSolved) for G&A Partners. A proven leader with extensive knowledge of PEO operations, Liz has more than 30 years of experience in the HR outsourcing and staffing industries. Since joining G&A in 2012, Liz has held several leadership roles and brings her strategic vision and extensive experience to oversee and optimize HCM operations.

Liz is responsible for ensuring the efficiency and effectiveness of company processes, driving continuous improvement, and supporting G&A’s overall vision for HCM.

Jason Grochowalski is the Vice President of Sales for Central Texas. In this role he leads G&A’s new business development efforts for Austin, San Antonio, and South Texas. Jason has been a President's Club award winner multiple times and has led his team to multiple top-revenue performances throughout his tenure at G&A Partners.

Before joining G&A Partners in 2014, Jason spent 13 years in the HR outsourcing industry. He graduated from Boston University with a degree in Business Administration from the Metropolitan School of Business.

Jason and his wife Ariela enjoy exercising and watching movies with their three children, Kylie, Anna, and Jaxon.

Grace Jaen joined G&A Partners in 2012 as the regional manager of its San Antonio, Texas, office. In her current role as Vice President of Health and Welfare she spearheads operations for employer-sponsored insurance programs and 401(k) plans to help G&A's clients maximize investments in their employee benefit plans.

Before joining G&A, Grace served as the Director of Human Resources for a manufacturing firm and then discovered her passion for employee benefits as an insurance broker for a national organization.

Since G&A Beneficial's inception, she has helped employers understand the impact the Affordable Care Act will have on their organizations, and has earned a number of health care certifications, including the Certified Healthcare Reform Specialist (CHRS) and Professional, Academy for Healthcare Management (PAHM) credentials.

Grace graduated from the University of Texas at San Antonio with degrees in economics and criminal justice and a minor in public policy.

Jose F. Laurel is the Vice President of Recruitment Process Outsourcing (RPO) for G&A Partners. Jose’s professional experience spans more than 28 years in PEO management and international business. Since 2007, Jose has served in various capacities as a member of G&A Partners’ leadership team.

Prior to joining G&A, Jose was country manager in Latin America for Westinghouse International. He later became a principal of Mir Fox & Rodriguez, a Houston-based professional services firm. In that role he established and operated a business consulting practice targeting mid-sized and multinational corporations.

His areas of expertise include strategic planning, workforce optimization strategies, and talent acquisition. Jose is based out of the G&A corporate office and resides in Houston.

Josh McIntosh is the Vice President of Sales for Florida and the Mid-Atlantic region. In this role he leads new business development efforts in Florida and the Mid-Atlantic region and is responsible for the expansion and growth of G&A’s business throughout the area.

A multiple President’s Club winner, Josh joined G&A Partners in June 2022. He brings more than 10 years’ experience in the PEO industry, where he started as a sales representative and worked his way to executive roles for some of the nation’s leading PEOs. Born and raised in Florida, Josh attributes his success in every market within the state to his focus on educating and consulting with clients. Josh earned his bachelor’s degree in Sport Management from Flagler College.

A proud husband and father to two children, Josh is a certified John Maxwell Leadership coach, speaker, and trainer.

Sandra Osborn is the Vice President of Sales for Colorado. She leads new business development efforts in the region and has helped establish G&A Partners as a leading provider of outsourced HR solutions for Colorado business owners.

Sandra has more than 20 years of experience leading sales for PEO companies both national and regional in size. Her wealth of industry experience includes the founding of two PEOs—one in Denver and another in Tampa, Florida. Sandra joined G&A in 2018 to lead the Denver sales team and has a bachelor’s degree in communications from Simmons College in Boston, Massachusetts.

She enjoys spending time with her two sons, Zak and Josh, and her two rescue dogs, Indee and Igloo.

Alex Osborne is the Vice President of Client Success. He oversees the management of our client relationships and is responsible for the overall satisfaction of G&A client accounts. Alex's objective is to help create a proper alignment of our client's business objectives with the service offerings and technologies provided by G&A Partners.

Before joining G&A in 2011, Alex worked in the healthcare services industry, providing unique services and technology solutions to healthcare facilities throughout the country. He earned a Bachelor of Arts degree in economics from the University of Utah and a Master of Business Administration degree from Western Governors University.

Alex is passionate about positive community involvement, especially when it comes to activities regarding his children.

Erin L. Rafferty, CPP, is the Vice President of Payroll Operations & New Client Onboarding for G&A Partners. She joined G&A in 2012 and has more than 23 years of extensive operations experience in the PEO industry. Erin has made it her mission to provide her clients with a phenomenal customer-service experience that includes best-in-class payroll accuracy, process refinement, and efficiency.

Erin has a Certified Payroll Professional credential from the American Payroll Association (APA). During a five-year period, Erin held multiple officer roles for her local APA chapter, including becoming a member of the Board of Directors, President-Elect, and President. Her leadership abilities and commitment to staying abreast of compliance legislation that impacts payroll, benefits, human resources, and taxation have been recognized by her peers on many occasions. This dedication to providing world-class payroll services also makes her a go-to payroll subject matter expert.

When Erin is not hard at work for G&A Partners, she enjoys spending time with her husband, Josh, and their three children, Maddox, Delaney, and Savanna.

Andrew Scott joined G&A Partners in 2005 and is the Vice President of Risk and Safety Services. Based in our Houston office, he is responsible for all areas of risk management, including insurance program design/placement, safety, and claims management, and has helped countless clients improve loss performance through improved safety programs and claims management.

Andrew has over 35 years of risk management experience serving in a variety of capacities for both insurance companies and general industry. Prior to joining G&A, he worked as the Director of Risk Management for a national temporary staffing firm and helped reduce their insurance expenses by nearly 50%.

A graduate of Texas State University, Andrew is an avid sailor and also enjoys photography.

Chad Simpson is the Vice President of Sales for the North Texas region. In this role he leads new business development efforts in and around the Dallas/Fort Worth metroplex and is responsible for the expansion and growth of G&A’s business throughout the region.

Chad joined the G&A sales team as a sales leader in 2014 after a successful career at two national PEOs. Prior to entering the PEO space, Chad built and profitably exited a franchise-funding consultancy. He earned his bachelor's degree in marketing with a minor in economics from Western Kentucky University.

An active member of his church, the Knights of Columbus, Chad sits on the board of a local nonprofit.

April Snavely joined G&A Partners in 2019 following the acquisition of the accounts of a California-based PEO. As the Vice President of Sales for G&A Partners in California, she leads new business development efforts in the region and has helped establish the company as a leading provider of outsourced HR solutions for California business owners.

April brings a wealth of industry experience to G&A Partners, including a proven track record of success earned over nearly 20 years working for large, national PEO companies. She attended college in Southern California, studying business administration, and was also a member of both the basketball and softball teams.

When not working, she spends time with family and is actively involved with youth sports in her community.

Kim Traylor joined G&A Partners in 2013 following G&A's acquisition of ProSource Management Solutions, a professional employer organization (PEO) based in Houston. As G&A's Vice President of HR Services, Kim couples her extensive knowledge of the PEO industry with an exceptional customer-service mentality to provide G&A Partners' clients with expert counsel in all HR and administrative matters.

Before joining G&A, Kim held several executive positions in the hotel industry and then spent 10 years as the Director of Food and Nutrition Services for Memorial Hermann Health System. In 2000, she left Memorial Hermann to start ProSource and served as the firm's co-founder and COO.

Kim earned a Bachelor of Science degree from the University of Houston’s acclaimed Conrad N. Hilton College of Hotel & Restaurant Management.

Matt Walus is the Vice President of Sales for the Midwest Region. He leads new business development efforts in and around the greater Chicago area and is responsible for the expansion and growth of G&A Partners' business throughout the region.

A 25-year veteran of the PEO industry, Matt founded and operated a regional PEO company, and managed successful sales teams for another national PEO, before joining G&A in 2018. He earned his bachelor's degree in sociology from Dartmouth College, where he was also a four-year member of the football team.

Today, he is involved with numerous community service programs through his church, and he is an active cyclist.

Jared Zuckman is the Vice President of Sales for the Northeast region. In this role, Jared is responsible for business development efforts in New York, New Jersey, Connecticut, Massachusetts and surrounding areas and is responsible for the expansion and growth of G&A Partners' business throughout the Northeast.

Jared is a perennial top performer with 16 years of experience in the human capital management and PEO industry. Prior to joining G&A Partners in 2023, Jared led expansion efforts into the Northeast for a national PEO.

A graduate of Indiana University, Jared enjoys spending time with his wife and three children.