David Lewis, a seasoned marketing professional with over 25 years of experience in the field of digital marketing technology and methodologies, has become a well-known name in Silicon Valley's marketing circles. Starting his career at Microsoft, where he was responsible for launching Windows OS and its first Office applications, David has since worked with several game-changing companies like Farallon, Netopia, and Ellie Mae. He is a passionate advocate for aligning sales and marketing, and has helped over hundreds of clients achieve alignment and maximize advantage through his consultancy, DemandGen International.

In 2007, David founded DemandGen International, an Inc. 500 global consulting and services company specialized in helping sales and marketing teams streamline their processes and create maximum advantage from marketing technology and sales technology systems. Through its partnership with best-of-breed digital marketing and sales technologies such as Salesforce, Marketo, Oracle, and Infor, DemandGen has developed a reputation as the go-to experts in MarTech and a trusted advisor to innovative and progressive companies like Apple, Dell, American Express, Siemens, SAP, Citrix, and Workday.

David has authored a best-selling book, "Manufacturing Demand," in which he shares his insights on aligning sales and marketing based on his experiences of working with 100s of clients. He is also a keynote speaker, podcaster, and contributing writer at Forbes. Moreover, he was previously an advisor to companies like Engagio, PingPilot, and Sendoso.

Some of David's key skills and interests include demand generation, marketing automation, alignment of sales & marketing, MarTech, digital marketing, and sales technology systems.