David Brennan
Testimonials
Services
Experience
Testimonials
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Treon worked with David but they were at different companies.
David is a highly motivated, intelligent and creative person. He gives 110% to everything he does from
life to business. He diverse in his...
1st Helping people solve problems and meet their goals.
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Nic reported directly to David. David is one of the most meticulous, tenacious, and intelligent people that I've ever had the pleasure of
working under. Far from acquiescent, he challenged group think...
Engineering Program Manager | MBA
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James worked with David but they were at different companies. I had the great pleasure of working with David as my client at MetroPCS. David is super sharp
executive with the killer combination of nit...
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Over the years I have had many terrific business relationships, but my work with David was truly one of the best, most productive partnerships I have experienced. David's ability to collaborate with m...
Advisory Board | SVP | Supply Chain Mgt | Process Engineering | 3PL | Transportation & Logistics | Financial Mgt | Technology & Automation | Organizational Strategy
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As a small technology firm our web presence is one of the very first impressions our customers have on us. David came in and helped us define the strategy, design and managed the development of our fi...
Serial Entrepreneur
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I have the fortunate opportunity to know David both personally and professionally. David is highly
entrepreneurial leader and an ecommerce expert. His breadth and depth of knowledge was very
valuable ...
President / Owner
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David brings his entrepreneurial spirit to MetroPCS as a leader in the Marketing organization. He is
constantly driven by the bottom line and looks to analytics to make business decisions. David striv...
Leader in the Marketing organization at MetroPCS
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I'm more than happy to recommend my friend and colleague, David Brennan! David is one of those rare individuals who can see the potential for innovation before most people even realize it's there. His...
Senior National Account Manager / Team Lead, B2B - Consultant - Reduce the cost of doing business through technology
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I initially met David when I needed marketing expertise for a business I was developing. From the outset we established a relationship of collaboration based on common interests and mutual business su...
Partner at FlagScaping LLC
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Working with David was a pleasure. He is one of the rare individuals who can define/execute a large-
scale strategic vision while juggling the multiple duties that running an organization entails. Dav...
Out of Office...permanently
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Steve reported directly to David. David has a strong work ethic. He is quick and very thorough. I was very
impressed by the breadth of his knowledge. His solutions are very creative
and often "out-of-...
Sr Process Analyst | Business Process Analysis | Sr Business Analysis | Project Managment
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I had the pleasure of working with David at Metro PCS when their e-commerce site was relaunched and migrated to the Oracle Commerce platform. David is a high-energy and insightful leader with a keen e...
VP Marketing & eCommerce + Chief Member - Driving Unstoppable Growth with Precision Data and Customer-Centric Innovation
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David brings his entrepreneurial spirit to MetroPCS as a leader in the Marketing organization. He is
constantly driven by the bottom line and looks to analytics to make business decisions. David striv...
Leader in the Marketing organization at MetroPCS
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David and his team took the time to understand our business model and the marketplace our company was addressing. Their understanding strengthened the quality of our web based system and enabled us to...
Owner, Energy Comparisons, LLC
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Experience
H9AI, LLC
Founder, CEO
Feb 2023 - Present
H9AI delivers enterprise-grade AI solutions that streamline operations and drive measurable business outcomes. Our team of expert AI engineers and data scientists builds custom implementations tailored to your organization’s unique challenges and growth opportunities.
Fractional CXO | Business Growth & Tech Strategist
Aug 2018 - Present
I provide strategic consulting services to startups, SMBs, and enterprise teams across various industries including logistics, SaaS, eCommerce, and professional services.
My focus areas include:
Go-to-Market Strategy
AI Transformation
Operational Efficiency
Product & Service Validation
Customer Experience (CX) Optimization
Digital Transformation
T-Mobile
Vice President of eCommerce and Digital (MetroPCS brand)
Sep 2011 - May 2018
Led high-performing eBusiness, Technical Delivery, and Customer Care teams to scale the online channel and shape the company’s strategic digital direction. Drove growth in online customer acquisition, e-payments, and self-service adoption, while significantly improving customer experience, support, and retention.
Q
Quickoffice
VP of eCommerce Sales & Marketing (Acquired by Google)
Jun 2007 - Sep 2011
Inspirational leader with a track record of enabling eBusiness, development, and care teams to drive D2C growth across online platforms and mobile app stores. Skilled in merchandising strategy, product innovation, revenue forecasting, SEO, mobile advertising, pricing optimization, and global product launches. Successfully monetized distribution in 190 countries, leading to #1 rankings in the iTunes and Google Play Business categories (U.S.), and #1 iPad app globally. Drove 278% CAGR, fueling hypergrowth and eventual acquisition by Google. The company’s IP became the foundational tech for Google Docs, Sheets, and Slides
360 Media Corporation
Founder, CEO
Nov 2002 - Jun 2007
Formulated key market position and delivery model that focused on business value and results in providing web design & development, brand positioning, graphic design, video production, and strategic marketing. Launched the first energy comparison website in Texas and quickly became the standard for consumers and businesses.
BD
BROADVISION DATA SYSTEMS
Founder, CEO
Aug 2003 - Jun 2006
Led the company's strategic direction in product innovation, marketing, and pricing models for target markets. Pioneered the industry’s first-to-market solution for full contents life-cycle management and real-time valuation in underwriting, claims, and settlement (e-procurement). Developed 22 patent-pending technical and process solutions.