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Leadership

  • Billy Hoffman

    CTO

    From hacking into sites as a penetration tester, to optimizing performance for the Fortune 500, Billy has over a decade of deep technical experience into the inner workings of complex web applications. Billy was the lead researcher at the web security software company SPI Dynamics, where he developed and automated new techniques to exploit web vulnerabilities, and spoke extensively at conferences such as BlackHat and RSA about his findings. Following SPI’s acquisition by Hewlett-Packard in 2007, Billy managed HP’s web security research group. Billy founded the web performance company Zoompf in late 2009 where he developed the industry’s first site-wide performance analysis product which tells you the root-cause of your performance issues. He has spoken at industry conferences such as Velocity and has been a contributing author for O’Reilly’s Web Performance Daybook. At Rigor, Billy is the CTO where he focuses on delivering best-in-class performance software.

    Billy earned a BS in Computer Science from the Georgia Institute of Technology. Outside of work, Billy enjoys refinishing rooms in his house and spending time with his wife Jill and their two daughters.

  • Craig Hyde

    CEO

    As an entrepreneur with a decade of experience in Application Performance Management, Craig is responsible for product management, marketing, sales, and operations. Craig was previously a Solutions Consultant for Compuware/Gomez where he designed and implemented application performance solutions for the Fortune 100. Before that, he provided the Fortune 1000 and government agencies with systems to test and manage their networks while at Network Orange. Craig is active in the ATDC at Georgia Tech and can be found on the pitch with Atlanta Old White Rugby Football Club.

    Craig earned a BS in Computer Engineering from the Georgia Institute of Technology.

  • Kathryn O’Day

    COO

    Kathryn is the COO of Rigor, where her she is focused on making sure Rigor clients and employees have the best experience possible. With 10 years of client success, operations, and management experience, she loves working with customers and A players.

    Kathryn, an Atlanta native, braved New England weather to graduate from Amherst College with a BA in Spanish. When not hanging out with her Rigor friends or husband, Kathryn likes to triathlon, organize things, and eat vegetables.

  • Mark Isham

    VP of Engineering

    As Rigor's VP of Engineering, Mark leads up the development efforts for all Rigor products, ensuring high quality delivery and a consistent, reliable customer experience. Mark joined Rigor in 2015 when his former company, Zoompf, a web performance optimization platform, was acquired by Rigor.

    Prior to Zoompf, Mark served in numerous senior engineering leadership positions at ChannelAdvisor, a publicly traded e-commerce SaaS platform that connects thousands of well-known retailers to hundreds of online demand channels such as Amazon, eBay, Google, and Facebook. Mark’s experience at ChannelAdvisor spanned from “day one” startup challenges to a 400+ employee, multi-national 24/7 e-commerce platform that transacted over $4B yearly on a large, highly scalable architecture.

  • Pete Mansel

    VP of Sales

    Pete is the VP of Sales at Rigor. As a growth mindset leader with 22+ years of experience driving new revenue for enterprise software companies, he has built and developed high performing teams. Pete is responsible for accelerating Rigor's growth and sales velocity across all addressable markets globally. Prior to joining Rigor, he served in leadership roles at HP Enterprise, LANDESK and Computer Associates.

    Pete earned a BBA in MIS from the University of Georgia. He enjoys fitness, traveling with his family and has a great deal of passion for the red grapes of Napa Valley.

  • Sarah Affleck

    Director of Sales Development

    Sarah is responsible for developing new client relationships here at Rigor. She is a goal oriented, self-starter who is passionate about technology and the Atlanta Startup Community.

    Sarah is a graduate from Wofford College with a BA in English Literature. During her free time, she enjoys taking pictures, traveling and spending time with her friends and family.

  • Zack Cook

    Director of Finance

    Zack is the Director of Finance and is responsible for everything from bookkeeping to forecasting. Prior to joining Rigor, Zack, a licensed CPA, worked in public accounting at EY where he gained valuable experience in the assurance services practice.

    Zack graduated from the Georgia Institute of Technology, where he earned a BS in Business Administration concentrating in accounting and certifying in law and ethics. Outside of work, Zack is a huge movie buff and enjoys playing trivia and racquetball.

  • Chapman Lever

    Director of Alliances and Market Development

    Chapman is responsible for introducing today’s leading ecommerce, online media and enterprise organizations to Team Rigor. A graduate of Wake Forest University, Chapman comes to Rigor with experience in a Fortune 60 corporation, Coca-Cola, as a member of their prestigious Leadership Development Program. When not working, he enjoys playing basketball, smoking one of his many tobacco pipes, and spending time with his wife, Grace.

  • David Cummings

    Chairman

    David has been an entrepreneur for over ten years. Since 2001, he has bootstrapped two companies on to the Inc. 500 list, Hannon Hill and Pardot. After Pardot was acquired by ExactTarget for $95 Million in 2012, he created the Atlanta Tech Village, a 103,000 square foot innovation center for new technology. David is a Tallahassee native and a graduate of Duke University.

Product and Engineering

  • Billy Hoffman

    CTO

    From hacking into sites as a penetration tester, to optimizing performance for the Fortune 500, Billy has over a decade of deep technical experience into the inner workings of complex web applications. Billy was the lead researcher at the web security software company SPI Dynamics, where he developed and automated new techniques to exploit web vulnerabilities, and spoke extensively at conferences such as BlackHat and RSA about his findings. Following SPI’s acquisition by Hewlett-Packard in 2007, Billy managed HP’s web security research group. Billy founded the web performance company Zoompf in late 2009 where he developed the industry’s first site-wide performance analysis product which tells you the root-cause of your performance issues. He has spoken at industry conferences such as Velocity and has been a contributing author for O’Reilly’s Web Performance Daybook. At Rigor, Billy is the CTO where he focuses on delivering best-in-class performance software.

    Billy earned a BS in Computer Science from the Georgia Institute of Technology. Outside of work, Billy enjoys refinishing rooms in his house and spending time with his wife Jill and their two daughters.

  • Mark Isham

    VP of Engineering

    As Rigor's VP of Engineering, Mark leads up the development efforts for all Rigor products, ensuring high quality delivery and a consistent, reliable customer experience. Mark joined Rigor in 2015 when his former company, Zoompf, a web performance optimization platform, was acquired by Rigor.

    Prior to Zoompf, Mark served in numerous senior engineering leadership positions at ChannelAdvisor, a publicly traded e-commerce SaaS platform that connects thousands of well-known retailers to hundreds of online demand channels such as Amazon, eBay, Google, and Facebook. Mark’s experience at ChannelAdvisor spanned from “day one” startup challenges to a 400+ employee, multi-national 24/7 e-commerce platform that transacted over $4B yearly on a large, highly scalable architecture.

  • Douglas Moski

    Product Owner

    Douglas brings 10+ years of experience in leadership, management, operations, and management consulting to the product team at Rigor.

    He earned his B.A. from the University of Georgia and an M.S. and M.B.A from Georgia Tech. When he’s not helping Rigor’s customers and teams #improveeveryday you can find him running with his two Australian Shepherds, spending time with his incredible wife, cooking gourmet meals, and learning more about the ever fascinating world of wine.

  • Eric Tipton

    Lead Software Engineer

    Eric is a software engineer on the product development team at Rigor. He has over 10 years of experience building projects of varying functionalities and scales.

    Eric has a BS in Computer Science from Washington University in St. Louis. When he’s not saving the world one line of code at a time, he enjoys running, playing poker, and hanging out with his family.

  • Ricky Smith

    Senior Software Engineer

    Ricky is an engineer on the product development team. He brings a wide variety of experience to the team, which includes working on projects for organizations as large as the U.S. Army to as small as 3-man startups.

    When he’s not making websites go fast you can find him playing video games or arguing with the locals.

  • Roberta Medina

    Software Engineer

    Roberta is an engineer on the product development team at Rigor. She enjoys designing and implementing new features that are both powerful and intuitive.

    Roberta earned a BS in Computer Science with Highest Honor from Georgia Tech, where she specialized in Artificial Intelligence and Human-Computer Interaction. In her spare time, she enjoys cooking, reading, and doing yoga.

  • Sam Griffiths

    Lead UX Engineer

    Sam is responsible for keeping Rigor looking good and making it easy to use. He is a graduate of The University of Georgia and a self-taught visual designer with a background that extends from visual effects on Hollywood films to app development with startups like RenterUp. When Sam is not “jazzing things up”, you can find him playing tennis, cooking delicious eats, and enjoying life with his wife and two dogs.

  • William Montgomery

    Software Engineer

    William is a Software Engineer at Rigor. He graduated from the University of Illinois at Chicago summa cum laude with a BS in Computer Science with a Software Engineering concentration. After spending 14 years in Chicago working in the telecommunications and pharmaceutical industries, he has returned to Atlanta to be closer to family. William enjoys cycling, home repair, and spending time with his wife and daughter.

  • Jonathan Suever

    Software Engineer

    Jonathan is a software engineer on the product development team at Rigor. With a PhD in Biomedical Engineering from Georgia Tech, he used to develop software for analyzing medical images and controlling MRI scanners, but now he is applying those skills to ensure that Rigor is designing the most rigorous tools for monitoring web performance.

    When he's not helping others make the internet a faster place, you can find him cycling, swimming, tinkering, or contributing to a variety of open-source software projects.

Sales

  • Pete Mansel

    VP of Sales

    Pete is the VP of Sales at Rigor. As a growth mindset leader with 22+ years of experience driving new revenue for enterprise software companies, he has built and developed high performing teams. Pete is responsible for accelerating Rigor's growth and sales velocity across all addressable markets globally. Prior to joining Rigor, he served in leadership roles at HP Enterprise, LANDESK and Computer Associates.

    Pete earned a BBA in MIS from the University of Georgia. He enjoys fitness, traveling with his family and has a great deal of passion for the red grapes of Napa Valley.

  • Chapman Lever

    Director of Alliances and Market Development

    Chapman is responsible for introducing today’s leading ecommerce, online media and enterprise organizations to Team Rigor. A graduate of Wake Forest University, Chapman comes to Rigor with experience in a Fortune 60 corporation, Coca-Cola, as a member of their prestigious Leadership Development Program. When not working, he enjoys playing basketball, smoking one of his many tobacco pipes, and spending time with his wife, Grace.

  • Stephen Pyles

    Sales Engineer

    Stephen is an extraverted and personable sales executive helping companies identify and solve their web performance issues. After receiving a BS in MIS at the University of Georgia (Go Dawgs!), Stephen began his career in technology as an IT developer. Since then, he has helped numerous enterprise and startup companies hire top technical and sales talent. Stephen uses his several years of IT experience to provide customers with the best possible solution (Give you a hint… it’s Rigor!!)
    When Stephen is not connecting with clients from the ATV, you can find him on the golf course, at the nearest happy hour, or trying to crack up the whole room with his horrible jokes. After being a contestant on the Wheel of Fortune, he is currently preparing for his next game show appearance.

  • Stephanie Elsesser

    Senior Account Executive

    Stephanie is an entrepreneurial spirit, who focuses on developing and supporting Rigor’s extensive presence with organizations across the globe. She has extensive business development experience, having built strong relationships with global internet leaders, startups, Fortune 500 retailers and technology companies.

    Stephanie earned a BBA in Marketing & Management from the University of North Georgia where she is also a member of the Entrepreneurship Alliance. Outside of work, Stephanie enjoys coaching, playing, and watching every sport.

  • Jenna Ahrens

    Senior Account Executive

    Jenna has worked in IT since the beginning of her career and has a passion for SAAS and cloud technologies. At Rigor, her main goal is to help improve web performance for businesses of all sizes around the world.

    Jenna graduated from the University of Georgia with a B.S. in Psychology. Outside of work, she can be found traveling around the US to see as much live music as possible, watching reruns of Curb Your Enthusiasm, and putting sriracha on literally everything.

  • Chuck McWhirter

    Senior Account Executive

    Chuck is the Sr. Account Executive covering the Southwest United States. As a sales leader and technical engineer with 20+ years of experience in IT, Chuck works with customers to ensure they understand the value Rigor provides to the market. Chuck is responsible for growing Rigor's footprint and sales success across Texas, Oklahoma, Arkansas, New Mexico, Arizona and California. Prior to joining Rigor, he served in enterprise sales roles at McAfee, HP/ArcSight, and FireScope.

    Chuck earned a BS in MIS from Park University while serving in the USAF at the Air Force Computer Emergency Response Team (AFCERT). He enjoys photography, traveling with his family, and pursuing his MDiV from Southwestern Baptist Theological Seminary.

  • David Brehmer

    Senior Account Executive

    David brings a long track record of success in the information technology and services industry to Rigor. Skilled in Enterprise Software Sales across a variety of technologies and industries, David holds a BS focused in Information Technology from University of Memphis-Jackson campus. In his free time, David is an avid runner.

  • Marisa Lopez

    Sales Operations Analyst

    Marisa focuses on building relationships with new clients at Rigor. She is excited to be a member of the Atlanta tech community and loves learning about new technologies.

    Marisa graduated with a BA in Economics and Political Science from Swarthmore College. Outside of work, she enjoys hanging out with family & friends, traveling, and rooting on the Florida Gators.

  • Lauren Cabe

    Inside Sales Representative

    Lauren seeks to continue Rigor’s success by discovering new clients and demonstrating how Rigor can improve their businesses. She has worked in business development, marketing, and briefly dabbled as an English teacher in Spain. A continual student, she aspires to learn more about technology and development.

    Lauren graduated from Wofford College with a BA in Spanish, Humanities, and a Business minor. When not deciphering the numerous acronyms of the tech start up world Lauren can be found zipping around in her Mini Cooper, reading, cooking, or enhancing her wardrobe.

Sales Development

  • Sarah Affleck

    Director of Sales Development

    Sarah is responsible for developing new client relationships here at Rigor. She is a goal oriented, self-starter who is passionate about technology and the Atlanta Startup Community.

    Sarah is a graduate from Wofford College with a BA in English Literature. During her free time, she enjoys taking pictures, traveling and spending time with her friends and family.

  • Kendall Boyd

    Senior Sales Development Representative

    Kendall is responsible for contributing to Rigor’s fast paced growth by developing new client relationships. She is passionate about working with others and making new connections, as well as continuing to expand upon her knowledge of all things technology related.

    Kendall is a graduate of the University of Georgia with a BA in Communications. When she’s not at the Atlanta Tech Village, she spends her time exercising, reading, hanging with friends and family, Netflix-binging, and searching for the best margarita Atlanta has to offer.

  • Sophia Reynolds

    Senior Sales Development Representative

    Sophia, a Southern California native, is an Associate Business Development Representative here at Rigor. She comes to Rigor with experience working at two other startups. Sophia has earned a BBA in Marketing from the University of Georgia. When she isn’t in the office, she can be found spending time with friends and family, cheering on the Dawgs, or planning her next adventure!

  • Matthew Wakefield

    Sales Development Representative

    Matthew Wakefield enjoys showing potential clients the value that Rigor can offer them. He comes to Rigor as a member of the Venture for America Class of 2016. Venture for America is an organization that trains and prepares recent college grads to work at startups across the nation.

    Matthew is a graduate of Vanderbilt University with a BS in Human and Organizational Development. Outside of the workplace, Matthew enjoys dance, spoken word poetry, musical theater, and trying new things.

  • Mallory Riggins

    Marketing Events Coordinator

    Since joining the team in summer of 2016, Mallory has been responsible for the planning, implementation, and follow-up for all special events and conferences. As Marketing Events Coordinator, Mallory enjoys using her enthusiastic, goal-oriented personality to build and maintain relationships with clients, vendors, and partners through events.

    Mallory received her bachelor's degree in Public Relations with a minor in Business Administration from the University of Tennessee, Knoxville. In her free time, Mallory enjoys listening to live music, traveling, and exploring local breweries.

  • Stephen Krauska

    Customer Advocate

    Stephen is a future entrepreneur interested in the intersection of seemingly unlike skills to solve problems in delightful ways. His background includes management, sales, copywriting, and nonprofits. Stephen graduated with a BA in Literature from CUNY Staten Island and is completing his MFA in Creative Writing at the Low Residency program at Lesley University. When not connecting new clients with Rigor he spends his time writing, home-brewing, biking, learning to code, taking pictures and planning his April wedding.

Client Success and Operations

  • Kathryn O’Day

    COO

    Kathryn is the COO of Rigor, where her she is focused on making sure Rigor clients and employees have the best experience possible. With 10 years of client success, operations, and management experience, she loves working with customers and A players.

    Kathryn, an Atlanta native, braved New England weather to graduate from Amherst College with a BA in Spanish. When not hanging out with her Rigor friends or husband, Kathryn likes to triathlon, organize things, and eat vegetables.

  • Zack Cook

    Director of Finance

    Zack is the Director of Finance and is responsible for everything from bookkeeping to forecasting. Prior to joining Rigor, Zack, a licensed CPA, worked in public accounting at EY where he gained valuable experience in the assurance services practice.

    Zack graduated from the Georgia Institute of Technology, where he earned a BS in Business Administration concentrating in accounting and certifying in law and ethics. Outside of work, Zack is a huge movie buff and enjoys playing trivia and racquetball.

  • Daniel Marsh

    Client Success Manager

    Daniel is a Client Success Manager at Rigor and owns the overall relationship with our customers. He consults directly with our clients to ensure they’re satisfied with our products and effectively using them to achieve their strategic business goals. His background includes experience in Account Management, Technology and Enterprise Business for a Big 4 consulting firm. Daniel graduated from the University of Georgia with a BBA in Finance and enjoys the outdoors, fly fishing, cheering on the Braves and Bulldogs and spending time with friends and family.

  • Sherouk Omara

    Product Solutions Specialist

    Sherouk joins Rigor from Indiana via Washington, DC as a Venture for America fellow. Previously, she worked in sales and marketing for a small startup, followed by a short stint in the nonprofit world, and 2 weeks where she unsuccessfully tried to sell iPhone cases on Ebay.

    She graduated from Indiana University – Bloomington with a BA in International Studies, focusing on the Middle East.

    Outside of work, you can find her at Atlanta tech events, exploring new restaurants, or watching weird shows on Netflix.

  • Hanna Woodburn

    Product Marketer

    As our Product Marketer, Hanna works at the nexus of Product, Sales, and Client Success to build Rigor’s brand and external messaging. With stints in politics, international development, and the nonprofit world, Hanna brings ten years of experience in communications strategy and implementation to Rigor.

    Hanna holds a B.A. in Communications from Colorado Christian University, a M.A. in Communication, Culture and Technology from Georgetown University, and an Honor’s Certificate in International Business Diplomacy. Her work has been published in media from peer-reviewed journals to the Huffington Post. Hanna is a vocal Washington Nationals fan and avid cyclist.

Human Resources

  • Brianna Smith

    HR Manager

    Brianna’s passion for people is what makes her play a unique role at Rigor as the HR Manager. She is a self-starting, hands-on human resource professional with diverse experience operating in various industries including technology, startups, e-commerce, franchises, and retail.

    Brianna earned her BA in Political Science from the University of Pittsburgh. In her free time, you can find her spending time with her husband and two dogs, Maddie and Mason. She enjoys traveling, cooking up new recipes, Starbucks, and shoes (she has over 100 pairs!).

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