About Us

Mostyn Marketing Group provides digital and traditional marketing, and advertising services to B2C and B2B companies, nonprofits, and other agencies.

We are a Google Partner and full-service marketing agency based in Baltimore, MD. Together, our team has more than 3 decades of experience as both in-house and agency-side marketers.

This uniquely positions us to understand the ins and outs of managing a marketing budget in order to provide the best ROI across all channels.

Your success is our goal.

What We Do

We provide a complete range of marketing services. Whether it’s starting a full-scale marketing program from scratch, a strategic overhaul, or just tactics, Mostyn Marketing Group can help your marketing initiatives succeed. Mostyn Marketing Group’s marketing agency services include:

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What our clients are saying…

“Mostyn Marketing Group opened our eyes to a new way of doing things. They are creative thinkers who understand how to build and grow brand identity. They also know how to talk to their customers in terms they can understand.”

Keith Scott and Rebecca Klein Scott, TALLsmall Productions

“Sharon and the Mostyn Marketing Group team have been incredibly helpful, knowledgeable, and accommodating. And best of all, their SEO and Pay Per Click work has produced great results in a short period of time!”

Shane Poteete, Built Creative

“Sharon has the ability to look at a set of data and instantaneously spit out numerous answers to the ‘so what does that mean’ question. My experience with Mostyn Marketing Group in one word? Invaluable.”

Erica Starr, Howard Bank

Need marketing help? Let us know!

Google Partner - Mostyn Marketing Group
Sharon Mostyn - Mostyn Marketing Group