About Us

Delivering Quality Publishing Solutions Since 1980

GLM Custom offers multi-platform print and digital products and services.

GLM Communications was founded in 1980 as a NYC-based publisher rep firm.  In 2021, we launched a custom publishing division expanding our full-service sales and marketing capabilities.

For more than 40 years, GLM has been an invaluable asset to clients. Our extensive media experience gives us the know-how to support and guide our premier publishing partners. We are one point of contact providing concept development, custom design, content, printer liaison, sales, social media management, and more.

Clients turn to us because of our hands-on customer care approach and impeccable reputation.

Meet the GLM Custom Leadership Team

Gerald Massa


Gerald is a New York native who leads the firm to better meet the needs of clients. Year over year, Gerald leads publications to unprecedented revenue growth ensuring the longevity of client publications. He is an advocate for the print industry and on the board of NAPR. Gerald’s specialties include revenue strategy, media growth, audience development, industry partnerships, and brand marketing.

Cliff Tallman

VP, Consulting Services

As VP, Consulting, Cliff brings a wealth of knowledge and tremendous industry experience as publisher of popular titles such as House Beautiful, US Weekly, Architectural Digest, Sailing World, and Cruising World. He is also the co-founder of Pharmaceutical Commerce and Perillo Traveler magazines. Cliff works closely with publisher clients and their staff in all areas of media publishing with a focus on initial launches, marketing strategy, operations, content marketing, creative direction, redesign, and re-organization. Cliff is a 10th Special Forces, Airborne veteran.

JoAnn Sardo

VP, Custom Publishing

As a team-focused, motivational leader with an exceptional ability to think creatively and execute strategically, JoAnn brings insight and a unique perspective to the GLM team. She has served as an editor, writer, operations VP, and general manager and possesses multiple skill sets founded in solid business basics. She was instrumental in assisting with the launch of Media Ventures, Inc., a custom publishing company that thrived for 25 years in a highly competitive industry. She has overseen the operations of multiple magazines, including Perillo Traveler, Pharmaceutical Commerce, Coastal Boating, and numerous regional magazines. Sourcing new clients and securing their business through her exceptional customer service and ability to simplify the publishing process for clients has allowed her to thrive in an ever-evolving industry. From concept creation to shipment of the final digital or printed publication, JoAnn’s expert guidance results in successful media products.

Jacqueline Tobin

VP, Sales & Marketing

Jacqueline is a proven sales leader with 25+ years of sales and marketing experience. She worked in both print and digital media developing and advising brands with consumer strategies and marketing tactics for well-known titles including Time, New York Daily News, and Fortune. Jacqueline’s work involved creating impactful campaigns for brands like USAA, Google, Pfizer, and General Motors. She currently assists clients in advertising sales, brand relations, and revenue strategies.

Sabrina Camacho

VP, Strategy & Operations

Sabrina brings 20+ years of experience working in hospitality sales, events, and marketing. Producing events for brands such as Hewlett-Packard, AstraZeneca, Estee Lauder, Roche and large trade and consumer conventions, she composes and executes plans effectively and cost-efficiently. Sabrina handles clients who request accounting, research analysis, event consultation, and marketing strategy services.

Robert Birkhead

VP, Business Development

Robert is an accomplished innovator with 20+ years of integrated sales and new business development experience. He built solid client relationships and revenue growth for companies like Panasonic, United Airlines, IBM, Samsung, and Merck. Brands appreciate his consultative approach to creating multi-platform programs. Robert’s focus is on campaign strategy, advertising sales, and business development.

Join GLM Custom

 If you are interested in GLM Custom employment opportunities, we welcome you to look at our openings and apply.

Ready To Chat?

Reach out and a GLM Custom representative will connect to learn more about your publishing needs.