John W. Allen
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.
Chairmain Emeritus, Board member
G&A Partners Chairman Emeritus, Tony Grijalva is a CPA with extensive experience in management consulting, business management and international trade. Prior to co-founding and organizing G&A, he gained financial and managerial expertise as division CFO of a multinational firm headquartered in Wisconsin. In Houston, he worked for Grant Thornton where he met John W. Allen in the management-consulting department of the firm.
Tony is an active member of the Houston business community and is heavily involved in numerous civic endeavors. He is Chairman Emeritus of the Houston Hispanic Chamber of Commerce, former Director of the Center for Houston's Future and the Texas Executive Business Council, and he currently serves on the boards of the Greater Houston Partnership and Christus Foundation for Health Care. Tony has received numerous awards for business and civic activities. He has a Bachelor of Science degree in business administration from Roosevelt University in Chicago.
Anthony R. Grijalva
Chief Experience Officer
Anthony Grijalva Jr. is the Chief Experience 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.
John G. Allen
Chief Revenue Officer
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.
Chief Operating Officer
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.
Chief Legal Officer, General Counsel
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.
Chief Technology Officer
Lloyd Closson joined G&A Partners in 2017 as an independent contractor leading the company’s software development team. He was promoted to the role of Chief Technology Officer in 2019 and now leads the creation and implementation of world-class human capital management (HCM) applications for the company's external and internal clients.
Lloyd is an experienced CTO with a demonstrated history of building diverse distributed teams and leveraging modern technologies to deliver software that exceeds business and strategic objectives. 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 at all of their activities.
Chief Financial Officer
Jim Mack brings more than 30 years of operations and finance experience to his role as G&A Partners’ Chief Financial Officer. He joined the firm as CFO in February 2022 and plays a critical role in G&A’s plans to expand its presence into new and growing markets.
Before joining G&A Partners, Jim held several top-executive roles such as Area President for ADP TotalSource, Vice President of Finance for Kelly Services’ Americas Product Group, President and CFO of AccesspointHR’s PEO division, CFO of Trion Solutions, and Managing Director of TAG Financial Institutions Group—his most recent role.
Jim majored in accounting at the University of Michigan where he graduated with a Bachelor of Business Administration degree. He started his career in public accounting with PricewaterhouseCoopers as an audit manager and Certified Public Accountant (CPA), servicing middle-market companies with audit and tax services before he moved into the Human Capital Management (HCM) space.
Jim lives in Livonia, a suburb of Detroit, and is a doting father and grandfather who enjoys playing golf, watching his Red Wings play hockey, and chasing his grandkids around in his spare time.
Chief People Officer
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.)
Chief Mergers and Acquisitions Officer
Jared Young joined G&A Partners in 2022, following G&A’s acquisition of Employer Advantage, an HR services firm headquartered in Joplin, Missouri. Jared served as President & CEO of Employer Advantage and led the company to record growth in the years leading up to the G&A transaction. In his role at G&A, Jared takes the lead in G&A’s efforts to grow through strategic transactions.
Before his time at Employer Advantage, Jared worked as a corporate attorney at a major law firm in Washington, DC. He holds a bachelor’s degree from Brigham Young University and a law degree from Harvard Law School.
Outside of work, most of his time is focused on his wife and five children and his church service, but he also likes to squeeze in some cycling, reading, and basketball when he can.
Vice President - HR Services
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.
Vice President – Client Success
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
Vice President - Payroll Operations & New Client Onboarding
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.
Vice President - Implementation & Support
Liz Grail is the Vice President of Implementation and Support for G&A Partners. Since joining the company in 2012, she has been instrumental in the development and implementation of G&A's technology applications.
Liz leads a team of solutions architects, implementation specialists, and support professionals to deliver a best-in-class HR technology experience at the client level.
A proven IT leader with extensive knowledge of PEO operations, Liz has more than 20 years of experience in the HR outsourcing and staffing industries.
Vice President – Health and Welfare
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.
Vice President – Outsourced Accounting Services
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.
Vice President – Sales, Midwest
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.
Vice President – Sales, West
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.
Vice President – Sales, North Texas
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.
Vice President – Sales, Central Texas
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 Emily enjoy exercising and watching movies with their three children, Kylie, Anna, and Jaxon.
Vice President – Sales, Colorado
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.