Building brands and driving business results through strategic, inspired communications

Antenna U.S.

Anna Cahill Leonard, President

Anna has 25 years’ experience in communications including public relations, integrated marketing and market research spanning clean energy, mobile communications, enterprise SW/HW, and semiconductor technology markets.

First and foremost, Anna is a trusted advisor delivering strategic communications and insight to her clients. Anna has counseled a wide range of clean energy companies including Comverge, ClearEdge Power, FlipSwap, Tendril, The Green Grid and Redwood Systems. She has also led numerous technology clients both large and small during her career including Analog Devices, Cisco Systems, Computer Associates (CA), Facebook, Ixia Systems, Oracle, Qualcomm and Saba Software.

One of her passions is working with companies to build brands that standout in the marketplace. Working closely with the executive team, she helps create the vision, values and messages, and delivers targeted programs to articulate the story to the company’s stakeholders including employees, customers, partners and investors.

Prior to the Antenna Group, Anna held the position of president and global technology practice leader at Cohn & Wolfe, where she led the technology offering worldwide as well as the San Francisco office, the hub of that global practice. Most recent to Cohn & Wolfe, Anna was Chief Operating Officer at Blanc & Otus, where she was responsible for the San Francisco office and its clients, as well as marketing and new business for the company.

Previously, Anna held the position of managing director and executive vice president for Porter Novelli where she co-directed the Bay Area operation, one of the largest operations in the Porter Novelli network. She also led the Semiconductor client portfolio for the company, with Analog Devices and Qualcomm as the cornerstone clients in this portfolio.

Prior to Porter Novelli, Anna directed the worldwide integrated communications program for a division of Mentor Graphics, including public relations, advertising, website and tradeshow activities. In addition, Anna has held positions with several public relations agencies, including KVO Advertising and Public Relations (now Fleishman-Hillard) and Hill & Knowlton, as well as held an industry analyst position in the semiconductor and communications technologies group of the San Jose-based market research firm, Dataquest (now Gartner Group).

Anna is a proud Midwesterner (raised in Chicago), an accomplished violinist, and an avid hiker of the Bay Area’s many trails. She graduated from DePauw University in Indiana and holds a bachelor’s degree in psychology with an emphasis in finance. She also studied at the University of Freiburg in Germany.

Stefanie Matteson, Vice President

A former award-winning journalist specializing in science and land use issues, Stefanie is focused on clients in the clean technology sector, representing the developer of a solar farm, developers of new PV technologies and clients in the carbon recycling and biofuels space.

She previously covered science, as well as real estate issues, for the daily newspapers in the Gannett New Jersey newspaper chain, which includes the Asbury Park Press. She also worked as a science reporter and editor for The (Bergen) Record, one of New Jersey’s largest dailies, and has freelanced for newspapers and magazines across the country.

She holds a degree in chemistry from Skidmore College in Saratoga Springs, N.Y., with a minor in biology, and attended graduate school at Boston University School of Public Communications.

Matt Stewart, Vice President

Matt has nearly a decade of communications expertise in technology, climate and start-ups. With a flair for the memorable catchphrase, a deep writing background and a strong technology understanding, Matt shines in converting complex ideas into compelling communications

Matt previously led marketing and communications for ACE:  Alliance for Climate Education, developing messaging around thorny climate change topics.  He also directed campaigns for SanDisk, the Wikimedia Foundation, Ricoh Innovations, and several tech start-ups, and worked on Adobe’s thought leadership campaign on engagement. He speaks regularly about communications and marketing at venues such as SXSW, NetImpact, Dreamforce and NTEN. Matt holds a bachelor’s degree in ethics, politics and economics from Yale and is a published novelist.

Kimberly Setliff, Director

Kim provides strategic guidance for a broad range of Antenna’s energy clients, including companies in the renewable generation, storage, conservation and electric vehicle sectors.  She also has vast experience with managing publicity for major events in the solar energy and sustainability industries. Whether it’s working alongside Silicon Valley startups or Fortune 500 organizations, Kim understands what it takes to reach clients’ core audiences and produce lasting results. 

During her years with Antenna, Kim has secured numerous top-tier honors for her clients, including the Wall Street Journal’s Technology Innovation Awards and the R&D 100, as well as speaking roles at prestigious conferences such as Solar Power International, Intersolar and the Renewable Energy Finance Forum. Kim holds a Bachelor of Arts degree from The Ohio State University with a dual specialization in Strategic Communication and Public Affairs Journalism.