> ## Content Index
> Fetch the complete content index at: https://capitolcommunicator.com/llms.txt
> Use this file to discover other available public pages before exploring further.

# A marketing consultant book by Jon Barnes; news from Warschawski and Sage Growth Partners
- URL: https://capitolcommunicator.com/a-marketing-consultant-book-by-jon-barnes-news-from-warschawski-and-sage-growth-partners/
- Published: 2025-06-08T15:44:05.000Z
- Updated: 2025-06-08T18:45:18.000Z
- Author: Jeffrey Davis
- Tags: People, Agency, Insights, Maryland News, #wp-top-center-sponsored, #Import 2026-10-08 18:55

**Jon Barnes has published “How to Become a Marketing Consultant,”** a guide for mid to senior-level marketing professionals considering independent consulting work. The Ellicott City, MD-based marketing consultant focuses on practical implementation rather than theory, drawing from his experience doubling his corporate salary through consulting while supporting a family of seven. [The book](https://thejonbarnes.com/how-to-become-a-marketing-consultant?ref=capitolcommunicator.com) targets marketers seeking either part-time consulting income or full-time independent practice.

**Baltimore-based Warschawski announced the addition of McLean-based BOWA, a luxury remodeler,** to its client roster. According to a press release, Warschawski will create and implement integrated marketing campaigns, including digital marketing strategies for paid social and search, creative and design initiatives, and public relations to increase brand awareness and drive new business for the company.

**Sage Growth Partners, a healthcare growth strategy and marketing firm in Baltimore,** announced its selection as the communications and marketing agency partner for Valer. According to a release, Valer’s technology “simplifies and speeds prior authorization by automating submissions, status checking, verification, reporting and EHR synchronization across all mid-to-large sized healthcare settings, specialties and payers.”

Also from Sage, **Jack Taylor** join as digital marketing & analytics manager. Previously, he was a digital marketing specialist and project manager for Good JuJu Agency in Tucson. Before that he was a client success manager for Growth Marketing Media in Colorado.

*Image via Jon Barnes*