Over 10 years we helping companies reach their financial and branding goals. Onum is a values-driven SEO agency dedicated.


Keith Tonsager – Senior Data Scientist

Keith came to Edge Research in 2010 and leads Edge Research’s team for data innovation. He has worked with a diverse group of corporate and non-profit clients such as Intuit, The Hartford, the NFL, Defenders of Wildlife, the National Trust for Historic Preservation, the Nature Conservancy, the USO, and National Geographic Channel. He is also Edge Research’s primary methodologist, and advises clients using tools such as regression, cluster, MaxDiff, and Choice-Based Conjoint.

He completed his Bachelor’s degree in Political Science at the University of Pennsylvania in 2004 and his Master’s degree in Government at Cornell University in 2009. He has also studied quantitative methods at the Inter-University Consortium for Political and Social Research at the University of Michigan. Keith lives in Washington, DC with his wife Lindsey, daughter Ilia, and Boston Terrier Ellie.