Rob Hemker: Chairman

Rob has been a full-time individual investor since 2011 and joined HAN to add angel investing to diversify his investment portfolio.  Prior to that, he spent 25 years in the executive search/recruiting business finishing his career as managing partner of a closely held recruiting firm.  His firm specialized in the placement of former military officers transitioning to business careers in the medical, technology, oil & gas, and consulting industries.  The majority of his recruiting experience was placing candidates in the functional areas of engineering, project management, logistics, and sales/business development.   Rob received his BS in Engineering and Math from The United States Air Force Academy and served 6 years as an Air Force officer working as a project manager involved in weapons systems development and procurement.  While serving in the military, Rob simultaneously attended California State University, Long Beach part-time to earn his MBA in Finance.


Patrick Lewis: President and Head of IT Group

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.


Nathan Singh: Vice President

Nathan is a serial technology entrepreneur and early stage startup investor. He has led the acquisition and growth of small technology companies for over 7 years. Nathan served as CEO of Inkless Ideas, creator of the first movie screenwriting app Scripts Pro for the iPhone and iPad. Scripts Pro was recognized by Apple as “Best New App” and has been used by writers from Dreamworks, NBC and MGM studios. Scripts Pro and Inkless Ideas were acquired in 2014. Nathan is currently CEO of OrdersIn which provides white-label e-commerce platforms for restaurants and retailers. He is also the founder of LionSher Technologies which performs acquisitions of small and early stage technology companies. His previous experience includes 10 years of working on mission critical systems for the Department of Defense and NASA. He received his Bachelor’s in Computer Science from Lamar University and Master’s in Industrial & Systems Engineering from the University of Florida.


Charles Cogliandro: Treasurer 

Charlie graduated with a Bachelor’s degree in Finance from The Wharton School at the University of Pennsylvania, where he went on to get his MBA in Accounting. Charles started his career working for Calabrian Corporation, a chemicals company, where he worked in the International Sales and Trade division, eventually moving on to become Vice President of Domestic and International Sales.  In this role, he negotiated large international sales and representation agreements with foreign governments and major international chemical companies. As Executive Vice President, he helped implement a turnaround plan for a chemical company acquired out of bankruptcy, and was responsible for managing the day to day operations of the Manufacturing Division of the Company, having direct oversight of manufacturing, financial and sales operations. By 1994, Charles became the President and Chief Financial Officer with responsibility for managing day to day operations of the entire company. He negotiated buyback agreements with venture capital groups and outside shareholders which resulted in complete ownership of the company’s stock by the Cogliandro family. From 1998-2011 Charles was the Chief Executive Officer, President and Director where he directed oversight for manufacturing, capital planning and budgeting, sales and marketing, cash management, logistics, banking relations and negotiations, insurance procurement, pension planning and all legal matters.  He also negotiated the sale of the company to SK Capital in 2011, and was retained by SK Capital post acquisition to expand Calabrian’s business and scope of operations, where he continued to provide vision, strategy and leadership to grow profitability while maintaining the energy and spirit of an entrepreneurial company. In 2014, Charles stepped down from his management role at the Calabrian Corporation but remains a Director.  He is also currently a Director for both the BBVA Advisory Board and Andino Chemical Holdings. He is also the President of Charis Group Management, which is an investment and consulting firm to small to mid-sized manufacturing companies.


Juliana Garaizar: Managing Director

Managing Director of HAN and a Kauffman Fellow, Juliana was the Manager of the Sophia Business Angels network in the French Riviera (EBAN’s Best European Angel Network in 2010) and of Antipolis Innovation Campus, the Business Innovation Centre in Sophia Antipolis (EBN Euroleaders Award for Fast Track Access To Early Stage Finance in 2008), as well as Project Manager of several EU Commission Projects.Previously, Juliana worked for 5 years in Singapore: first as an International Trade Consultant for the Trade Commission of Spain in a broad range of industry sectors and then as a Project Manager for the Asia Technology Office of Citigroup, leading projects at international level. Juliana obtained an MBA at the London Business School, specializing in Entrepreneurship. She is President of one of Sophia Business Angels sidecar funds SBA ISF Holding and Expert Committee Member of Succes Europe (EBAN’s Best European Early Stage Fund 2010), a member of the UT Horizons Fund External Advisory Committee as well as an International Founding Member of Istanbul’s Galata Business Angels.


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


Rob Tucci: Head of Life Sciences Group

Rob Tucci is an active investor and eight year member, board member, and Life Sciences Chair at the Houston Angel Network. He is a member of the University of Houston’s Cougar Fund, serving as a judge and has lectured in the Bauer School of Business. At the $6.5M Texas Halo Fund, Rob serves on the managing Board of Directors and directs investments generally within the biotechnology, life sciences and energy sectors. He is the founder (1996) of Yardley Group, LLC, an active chemical development and export business serving South America. Rob has served as a judge at the Rice University Business Plan Competition, the world’s largest. He is an investment adviser to the University of Texas Horizon Fund, the National Space Biomedical Research Institute, Molecular Match, Inc. and Houston Health Ventures, where he is also a founding member. Rob is also on the Board of Directors of Adient Medical, Inc


Jim Lawnin: Head of Energy Tech Group

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.


Hossam Elbadway

Hossam is the President and CEO of O&G Technologies, a Houston based technology incubator focused on the oil and gas industry. Hossam is the former CEO of Tercel Oilfield Products, that he sold in May 2016. He also served as the Senior Operating Partner at Lime Rock Partner for 7 years. Prior to serving in these roles, Hossam spent 17 years at Schlumberger, most recently as Vice President of Schlumberger Manufacturing. Earlier in his career at Schlumberger, Hossam managed the company’s leading-edge Rosharon Technology Center and the Houston Product Center. He currently serves on the board of directors of GEODynamics, Highland Fluid Technology and Rheidiant. Hossam is a graduate of Ain Shams University (B.S. in Mechanical Eng), the Kellogg School of Management (MBA) and McCormick School of Engineering at Northwestern University (M.Eng.).

Wendy Nunnelley: Head of Consumer Group

Wendy was a Max Roy Memorial Scholar at Rice University who graduated with a Bachelor’s in Applied Math, Mathematical Economics, and Managerial Studies. She started her career as an Analyst for Lukens Consulting Group in Houston where she performed strategic, economic, and regulatory analysis for clients in the energy industry. In 2000, Wendy took her chance with the world and became the Business Development Analyst for where she identified and initiated contact with potential equity and traffic-driving partners for this dot-com startup. From 2001-2003 Wendy worked for Hewlett-Packard as its Global Pricing & Lifecycle Manager for Mobile Computing. She developed and executed lifecycle-based pricing and promotional plans. In 2003 she then became the Strategy and Product Marketing Manager where she designed and implemented promotions. She successfully engaged with the global team across Americas, Europe, and Asia to enable local execution of programs. After her time at Hewlett-Packard, Wendy went on to receive her MBA from INSEAD in Fontainebleau, France and upon graduation became a consultant for The Boston Consulting Group for the U.S., Guatemala and Norway until 2008. In 2008, Wendy began working for The Coca-Cola Company as the Director for Profitability Growth, Venturing & Emerging Brands where she created a Profitability Growth department in the newly-formed neXstep beverages business unit focused on US sales of international brands. In 2010, she became the Director for Business Planning, Strategic Channels, and she helped pioneer business planning functions to capture growth in underdeveloped channels in the juice category. Since 2011, Wendy has taken over as a Group Director in the juice division for Revenue Growth Management and Category Planning (2011-2013), Category & Customer Planning and Sales Operations (2013-2015) and now Commercial Strategy, Revenue Growth Management, and Planning where she led teams with increasing scope and responsibility across a multi-billion dollar portfolio of juice, dairy, and natural health beverage brands, encompassing all distribution channels. She has stewarded plan development and execution across multiple stakeholders and managed a large trade spend budget in her current role. She is also a current member of the Central Texas Angel Network (CTAN).


Alfred Coats: Medical Device Subcommittee Chairman 

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.