As President and CEO, John is charged with setting the vision and executing Alliance’s growth strategy. John has spent most of his career holding senior management positions with technology services and software companies including Elemica, Acorn Systems, Safeguard Scientifics, and MeadWestvaco. John holds a degree in History from Princeton University and an MBA from the University of Virginia.

JOHN CASTLEMAN
PRESIDENT AND CEO

As Senior Vice President, Sales and Marketing, John is responsible for driving and overseeing Alliance’s sales business strategy while focusing on client value and client service that translates into long-term revenue growth. John has over 20 years of experience in sales management and operations experience most recently as Senior Vice President with AppLabs where he spent 9 years leading all aspects of operations and sales in the US. Prior to this role, John held sales positions with Oracle, Diffusion, Evoke Software and Hoogovens Ijmuiden. John holds a Bachelor of Arts degree from the University of Notre Dame.

JOHN CARMODY
SENIOR VICE PRESIDENT, SALES AND MARKETING

As the SVP of Consulting Services, Bill brings over 27 years of experience in the IT and Outsourcing industries. Bill works actively with clients across all phases of the product development lifecycle to ensure successful delivery of high value solutions. Bill has hands-on experience across most key verticals including: Insurance, Information Services, Life Sciences, Product Development, and Financial Services. Bill has a track record of running high performance delivery teams focused on development discipline and productivity.

BILL LEWALLEN
SENIOR VICE PRESIDENT, CONSULTING SERVICES

As Managing Director, Alliance India, Srinivas is responsible for overall global delivery, including the human resources, recruitment, finance, IT, training, and quality functions. His primary responsibility is growing the India business. Srinivas has 18 plus years of experience in IT in the areas of Software Delivery, Project Management, and Client Management. Srinivas holds a bachelor’s degree from NIT, Surathkal, India and a Master’s degree from Steven’s Institute of Technology in NJ, USA.

SRINIVAS REDDY
MANAGING DIRECTOR, ALLIANCE INDIA

As Vice President, Human Resources, Liz is responsible for organizational development, policies and programs covering employment, compensation, benefits, performance management, and employee relations. Liz is a human resources professional with over 20 years of experience in the business consulting, financial services and health care industries. Prior to joining Alliance, Liz held various HR leadership positions with International SOS, FleetBoston and BetzDearborn.

LIZ SMITH
VICE PRESIDENT, HUMAN RESOURCES

As CFO, Tonya oversees the company’s finance, accounting, treasury, tax, legal and compliance functions globally. Bringing more than 20 years of experience, Tonya has spent most of her career holding senior management positions with companies including Neat Company, Leaf Financial Corporation, Acsis, Safeguard Scientifics and KPMG. She holds an Accounting degree from York College of Pennsylvania.

TONYA ZWEIER
CHIEF FINANCIAL OFFICER

David Rader, CTO, focuses on improving software development teams and technology strategy for Alliance’s clients. David has over 15 years of experience in software development and consulting and is passionate about delivering great customer experiences and business value. Prior to joining Alliance, David was a Senior Partner at Fusion Technologies and has worked for a major retail brokerage and a data analytics consultancy. David has a BA from Northwestern University in Economics and Integrated Sciences.

DAVID RADER
CTO

As Vice President, Solution Engineering, Sreekanth has more than 12 years of senior technology leadership experience and leads Alliance’s Solution Engineering organization in developing cutting edge solutions. He is a respected technology thought leader with focus in testing Agile projects, test process automation and metrics-based development approaches and utilizing lean techniques in software development.

SREEKANTH SINGARAJU
VICE PRESIDENT, SOLUTION ENGINEERING

As Vice President, Solutions, Santanu is responsible for driving delivery excellence initiatives through Agile methodologies implementation and optimization, engineering excellence through our clean code initiative as well as building and improving Alliance’s proprietary delivery framework. Santanu has been with Alliance for over 10 years and brings more than 20 years of IT experience and is an avid enthusiast of Agile delivery approaches. Before joining the industry, Santanu completed his Masters in Mathematics from Jadavpur University and 5 years of research in Computational Mathematics from IIT Kharagpur.

SANTANU BHATTACHARYA
VICE PRESIDENT, SOLUTIONS

As Vice President, Consulting Services, Sandeep’s primary responsibilities include project delivery, competency development, and cutting edge solutions development for Alliance’s clients. With strong knowledge of Agile, CMMi, ISO, TMMi, and TPI methodologies, he brings a process- and metrics-driven approach combined with lean techniques in application development and testing. Sandeep has more than 19 years of technology leadership experience in software product and the services industry encompassing areas of application development, QA and testing, software consulting, performance engineering, and real-time systems development. Sandeep holds a Bachelor’s degree in Computer Science from Mangalore University and is a Certified Product Owner and Scrum Master.

SANDEEP JOSHI
VICE PRESIDENT, CONSULTING SERVICES