Introducing SULLTRAIN: The PR Firm for Industry Visionaries

In the world’s most dynamic cities – where commerce, culture, and philanthropy converge – communications strategy
SULLTRAIN – a Fields Company is a Houston-based office of strategic communications and media relations designed for industry visionaries who accept nothing less than excellence. With a curated portfolio of industry-disrupting clients, SULLTRAIN conceives and executes next-level public relations, branding, and communications strategies that shape impactful narratives.
The Powerhouse Driving SULLTRAIN
Mark Sullivan, a defining presence in Houston’s media sphere, created SULLTRAIN at the height of his career in influence and strategy. More than a consultancy, it is a finely crafted force for perception-shaping initiatives that propel the world forward.
SULLTRAIN transcends conventional media coverage, embodying the art of strategic influence. Mark Sullivan’s relationships extend beyond industry leaders to the architects of progress and stewards of Houston’s future.
A strategist by nature and storyteller by craft, Sullivan moves seamlessly through the worlds of high finance, media, luxury, real estate, and the institutions that shape society – from renowned medical institutions to cultural landmarks. His work has left an indelible mark on Houston, championing transformative campaigns, elevating prestige brands, and securing visionary projects that redefine industries.
Our Approach
SULLTRAIN offers comprehensive PR and influence-building services designed to meet the evolving needs of elite businesses. Whether refining a legacy brand, launching a new venture, or navigating the complexities of high-stakes communications, we provide the expertise and execution that drive results.
- Strategic Communications & Public Relations
Secure key media placements, position executives as thought leaders, expertly manage crises and reputational challenges and ensure impactful brand moments that generate lasting influence. - Branding & Identity Development
Craft compelling brand strategies, execute rebranding initiatives to align visual identities with evolving business goals, and produce content that positions you as an industry leader. - Digital & Social Strategy
Feature dynamic social media management, strategic collaborations with influential voices, and an integrated approach that unifies PR, social, and online engagement. - Web Design Services
Provide brand-new, custom website development or revitalize outdated sites with modern, functional redesigns to showcase your brand.
Why Choose SULLTRAIN?
SULLTRAIN isn’t for everyone—it’s for businesses that lead. The firm’s carefully curated client list ensures personalized attention, unmatched strategy, and direct access to influential networks.
- An Exclusive Approach
Rather than scaling for volume, SULLTRAIN remains intentionally boutique, serving no more than 8 to 10 best-in-class clients at a time. This approach not only gives each client the attention and strategy they deserve, it all but ensures return on investment. - A Reputation for Excellence
Mark Sullivan’s expertise is rooted in decades of industry leadership, working alongside the most influential figures in business and philanthropy. His ability to build, maintain, and protect reputations makes SULLTRAIN the first choice for brands that cannot afford to blend in. - Impact at the Highest Level
From luxury hospitality and real estate to infrastructure, entertainment, and corporate leadership, SULLTRAIN represents brands that set the standard in their industries. With strategic influence in the right circles, SULLTRAIN ensures that its clients’ messages reach the audiences that matter most.
Elevate Your Brand with SULLTRAIN
If you’re looking for a PR partner who understands the nuances of influence, reputation, and industry leadership, SULLTRAIN is the firm you need. Let’s craft a strategy that positions your brand at the top.
Contact us today to get started.