Nathan Singh: Chairman & Aerospace Group Chair 

Nathan is a serial technology entrepreneur with 10 years of experience acquiring and growing software companies. He spent 14 years leading the development of mission critical systems for the Department of Defense and NASA. He served as CEO of Inkless Ideas (acquired in 2014) creator of the first movie screenwriting app Scripts Pro for the iPhone and iPad. Scripts Pro was recognized by Apple as “Best New App” in the App Store and has been used by writers from DreamWorks, NBC and MGM studios. He was CEO of OrdersIn (acquired in 2017), which licenses custom e-commerce platforms to businesses around the globe. He is currently CEO of Envira Gallery, which develops software for the WordPress ecosystem that is used by over 200,000 websites.


Sonia Mathur: President & Consumer Group Chair 

A real estate investor and angel investor in early stage companies in various industries and consumer/commercial sectors.  An experienced business leader in the IT/high tech industry with over 20 years experience developing new products and developing market-entry strategies.  Sonia received a BS in Computer Science from University of Houston and an MBA from Rice University.  Her experience includes delivery of fintech, e-commerce, IoT, and business intelligence solutions and creation of marketing strategy through diverse roles in early-stage companies, consulting firms and large enterprises.


Mark Leigh: Vice President

Experienced business executive with over 20 years of experience leading chemical and plastic businesses through change. Mark has been in leadership roles with various companies for over 15 years, most recently serving as President of GSE Environmental and Senior Vice President for Orion Engineered Carbons. He has planned and executed numerous projects in sales, marketing, operations, planning, finance and supply chain, including full profit and loss responsibility for multiple businesses.


Stephanie Campbell:  Managing Director

Stephanie is a graduate of the Rice University MBA program with concentrations in entrepreneurship and healthcare. Stephanie started at HAN as an associate through the Venture Capital E-Lab program at Rice in 2016. She was also Director of Operations and served as interim managing director prior to her appointment as Managing Director.  During her time at Rice Business School, Stephanie participated in the Venture Capital Investment Competition and the Rice Business Plan Competition. She also led the Rice Chapter of the National Association of Women MBAs and was the Conference Chair and Host of the annual Women in Leadership Conference. Stephanie is a co-founder of the Houston Women’s Investor Collective, which aims to educate women about early stage investing, and is a member of the Greater Houston Women’s Chamber of Commerce.

Jim Lawnin:  Treasurer & Energy Tech Subcommittee Chair 

HAN Member since 2013. Jim is a VP –Strategy, Innovation & Growth at Wipro Technologies (a leading global IT consulting and systems integration firm), where he heads up its energy, natural resource and utilities group. Formerly led the global oil & gas consulting practice at SAIC, Jim received a BS in Petroleum Engineering at the University of Tulsa and an MBA with an Accounting focus at the University of Arkansas. All told, Jim has 30 years of experience in the oil & gas industry.


Paul Pryzant: General Counsel

Paul Pryzant is a Partner with Seyfarth, LLP, and has over 25 years experience as a corporate and securities attorney. Paul’s practice includes mergers and acquisitions, private placements and Internet commerce, and works regularly with entrepreneurs and entrepreneurial companies. Paul’s experience includes serving as the General Counsel of a NYSE-listed truck parts distribution company that grew aggressively through acquisitions. Additionally, Paul was the General Counsel of a leading Internet chemical exchange. He received his B.S. from The Wharton School at the University of Pennsylvania, and J.D. from the University of Texas at Austin


Richard Hunter: Energy Group Chair

Richard Hunter is currently a Principal at Aster Asset Management, LLC: providing advisory services and mentoring to start-up businesses, developing business plans, business modeling and valuation services. Aster also provides oil and gas industry strategy consulting, asset acquisition and divestiture valuations, and opinions. Richard also generates oil and gas drilling prospects along the Gulf Coast and in North and Central Texas and provides prospect evaluation services and opinions for third parties as Aster Exploration and Production, LLC. Prior to this, Richard served as a VP of Corporate Strategy and Investor Relations at Carrizo Oil & Gas, Inc. Richard was Director of Research and Principal Analyst at Lighthouse Capital Management ($500 million AUM) for 15 years, specializing in Energy, Technology, and Biotech securities analysis. He earned bachelor degrees in Biology and Geology from FSU, a Masters in Geology from FSU, and his MBA from Rice University. He has held Series 7, 64, and 63 licenses. Richard served on the BOD of Blacksands Petroleum, Inc. (BSPE) for two years. Prior to Lighthouse, Richard was an exploration geoscientist at Shell Oil Co. for 8 years early in his career.


Alfred Coats:  Life Sciences Group Chair & Medical Device Subcommittee Chair

Al graduated from Baylor College of Medicine with an MD and an MS in physiology awarded with high honor.  After graduation Al served on the Baylor faculty, initially as an Associate Professor, then as a Professor of physiology, neurology, and otolaryngology.  While at Baylor he supported his research with multiple competitively awarded grants from the National Institutes of Health.  He also published over 70 peer-reviewed clinical research papers and over 10 books and invited chapters.  He also developed a new diagnostic test that became a standard of practice and was the medical director of a large clinical laboratory that performed the test.  Late in his career at Baylor (as a moonlighter) he founded, and later managed as its president and CEO, a medical device company that grew from $250k to $10MM annual sales.  He obtained financial support for the company from angel investors and an SBIR grant and later  negotiated the company’s sale.  Al’s career also included a ten-year stint as Director of the Space Life Sciences Division of Universities Space Research Association where he managed recruitment, vetting, and funding of private-sector scientists to perform research required by NASA’s manned space program.  While in this position he recruited, and managed a consortium of 30 universities and aerospace contractors to propose the formation of a Space Biomedical Research Institute.


Nathan Childress: Digital Health Subcommittee Co-Chair 

After receiving my PhD in Medical Physics, Nathan worked at Methodist Hospital treating cancer patients with radiation. He discovered there were several pieces of software that could be improved. Nathan left and self-funded Mobius Medical Systems, LP. In 5 years Mobius Medical Systems has grown to around 35 employees and $10M in revenue. Nathan would like to use his expertise in software, engineering, medical devices, and growing small businesses to help other companies become successful.


Anu Pansare: Digital Health Subcommittee Co-Chair & Technology Subcommittee Co-Chair

Ms. Anu Pansare is a Management Consultant, Serial Entrepreneur and Angel Investor. She has worked with diverse companies ranging from Fortune 500 Companies to Startups over her career. Some of the companies include Schlumberger, Chevron, Ernst & Young. She has been involved with start-ups from her early schooling and enjoys the challenge of disrupting industries to improve current state and deliver value. Through her consulting company Volyx, Anu mentors and consults with start-up leaders and teams to achieve quick traction in the market place to seize strategic opportunities and funding. She has also partnered with organizations such as Houston Technology Center, Good Works Houston, TiE, HAN and Village Capital to mentor start-ups. She serves as the Digital Health Subcommittee Co-Chair and the Technology Subcommittee Co-Chair at the Houston Angel Network (HAN). As part of that role she is responsible for actively helping HAN source the deal pipeline, screen and recommend investment deals for the network, as well as served as deal lead. Ms. Pansare has an extensive background as a teacher, mentor and speaker in various professional settings. She has shared her experiences and key takeaways at conferences such as Women in Business Leadership Conference and will be soon serving as the Executive in Residence for UT McComb’s School of Business, Houston Campus 2017. Ms. Pansare holds an MBA from McComb’s School of Business U.T Austin, M.S. Computer Science from Indiana University and a Bachelor of Engineering from University of Bombay. She is a PMI certified PMP Project Manager.


Patrick Lewis: Chairman Emeritus & IT Group Chair

Patrick brings twenty years of experience in credit, private and public equities. He has developed a holistic perspective to investing in emerging, disruptive technologies. Patrick joined ETR&D after seven years investing in technology equities at Invesco. Prior to Invesco he spent twelve years at firms DG Capital, Carlson Capital and ECT investing in both public and private technology and energy equities. He has helped offer strategic direction and financial counsel to innovative start-ups.  At ETR&D, Patrick manages an Enterprise R&D Lab and an associated venture fund.  His extensive capital and industry contacts have proved a valuable asset to the emerging technology community.  Patrick began his career in commercial banking in New Orleans after graduating with a degree in Accounting and Finance from Louisiana State University. Patrick serves as a mentor at seed accelerator SURGE (Houston, TX, Capital Factory (Austin, TX) and on the board of directors of the Children’s Fund.