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Founded by University of Pittsburgh physician-scientists in 2017, Globin Solutions develops recombinant heme-protein therapeutics, including candidates intended to counter carbon monoxide poisoning. The Baltimore company’s proprietary yeast-based platform produces complex heme proteins at more than 95% purity and also supports research into artificial blood substitutes. Its neuroglobin candidate has received FDA Orphan Drug Designation, while the company advances three therapeutic programs toward clinical development.
Since 1970, Glue Machinery Corporation has been a Baltimore manufacturer serving the adhesive needs of manufacturers worldwide. What began as an industrial equipment distributor has become a specialist known for its Glue Diligence® service, which tests customers’ materials and processes before recommending an adhesive approach.
Founded by pastry chef Tricia King in 2011, Gluten Free Bakery Girl makes scratch-baked treats in a completely gluten-free kitchen in Easton, Maryland. Inspired by her own gluten intolerance and work creating menus for customers with celiac disease, King develops original recipes that are tested routinely for the National Celiac Association’s gluten-free certification. The bakery prepares small batches locally and serves retail, wholesale, and nationwide-shipping customers.
Founded in 1980 and headquartered in Oakland, Maryland, GMS Mine Repair & Maintenance is a mining and tunneling contractor that delivers underground and surface mine development, engineering support, and custom-fabricated mining equipment across North America. Its engineer-led crews work from 16 regional offices in the U.S. and Canada, combining field execution with in-house fabrication for site-specific needs. GMS also emphasizes formal safety training through its American Mining Academy and a safety culture built into daily operations.
Goetze’s Candy Company is a family-owned Baltimore confectionery maker founded in 1895, originally as the Baltimore Chewing Gum Company. The sixth-generation company is best known for Caramel Creams, introduced in 1918, and Cow Tales, introduced in 1984; it makes its candies in Baltimore with real dairy ingredients.
GoGlass began in Salisbury in 1982 as a five-person glass shop and has since become a regional company serving the Delmarva Peninsula. Now veteran-owned and operated, it manufactures its own insulated Infinity Glass units and handles commercial projects with full-time employees rather than subcontractors.
Gold Bond Building Products, LLC manufactures gypsum building products for commercial and residential construction, with National Gypsum Company serving as its exclusive service provider. Its product line includes gypsum boards and panels as well as plaster products, and the company lists gypsum board, paper, and quarry facilities across the United States.
Born from the Christou family’s 60-year bakery legacy, GoldCrust Baking Company makes fresh and frozen breads and rolls for food-service, retail and private-label customers. Its Landover operation combines time-honored recipes with naturally fermented dough, taking nearly seven hours for most breads, while a 100,000-square-foot plant supports custom production at substantial scale. GoldCrust employs more than 200 people and donates more than $80,000 in bread to shelters each year.
Founded in Baltimore in 2010 as KidzTable, Good Harvest Community Kitchen is a nonprofit social enterprise of St. Vincent de Paul of Baltimore. Its central kitchen prepares about 5,000 nutritious, affordable meals each day for community agencies serving people affected by poverty, while its dual mission includes food-service job training for adults facing barriers to employment. The organization has grown from a small church-basement kitchen producing 500 meals a day into a regional partner for underserved communities.
Trusted since 1946, Goodfellow helps researchers and engineers solve difficult materials problems by supplying advanced materials and producing custom components to specification. Its work supports scientific organizations and technology developers worldwide, with customers in more than 111 countries and quality assured under ISO 9001.
Created by parents after mornings and bedtimes became a family struggle, Goodtimer makes an interactive educational device that helps young children build healthy habits through positive reinforcement. The family-owned business began developing its glowing, token-dispensing behavior game in 2018, launched the original Goodtimer in 2019 after more than three years of research and development, and introduced the app-connected Goodtimer 2 in 2024. Its approach was developed with parenting experts and clinical child psychologists, and the products have received nine parenting awards and more than 200 media features.
Founded in 2001 by trained chefs Sidney and Jim Trond, Gourmet by the Bay prepares gourmet foods and caters special events from its home at The Village Shoppe in St. Michaels. Since joining the locally owned shop in 2023, the business has paired event catering and prepared foods with a whole-animal butcher operation, turning local meats into chef-made specialties such as sausages, pâtés and scrapple.
Founded in 2022 by Maryland mother-and-son team Wendy and Chris, GRAFTON Pickleball designs performance paddles and equipment for players and pickleball facilities. After discovering the sport together, the founders cut open paddles at their kitchen table and tested hundreds of prototypes with their Maryland pickleball community, refining each design through player feedback. The company’s community-driven lineup includes its Elemental Series and made-to-order branded court barriers.
Inspired by Grandma Vera, this family-owned bakery makes freshly baked goods and Brazilian-inspired dishes for farmers markets and advance orders. Founded in 1994, it carries forward Vera’s tradition of European breads, pastries, and family recipes through year-round markets in Kensington and Bethesda, along with seasonal appearances in the region.
Grandmapreneur is Connie Inukai’s second-act venture, born after four decades teaching technical writing and her reinvention as an inventor at age 68. She now helps older adults pursue creative projects in retirement, notably through Write Your Selfie®, which turns personal photographs and memories into legacy books. Her experience bringing Tip ’n Split® to QVC, The Today Show, and The View also informs her writing and speaking about entrepreneurship after retirement.
Since 1986, family-owned and operated Grant County Mulch has produced bulk mulch and related landscaping materials from its headquarters in West Virginia for customers across the Mid-Atlantic and Northeast. The company redirects organic waste into all-natural mulch and supplies material directly from its manufacturing sites, with most orders backed by 24-hour delivery. Grant County Mulch is also the official mulch supplier of WVU Athletics.
Born on a kitchen table in Central Massachusetts, Granutec has manufactured American-made granulators and plastic grinders for the plastics industry since 1980. Founded by Merritt “Pete” Tetreault, the company builds machines around individual material applications, testing and inspecting each system before shipment and supporting customers with engineering advice, repairs, and parts.
Graphcom began as a local printing firm in Gettysburg in 1982 and has grown into an award-winning, nationally recognized marketing agency. It keeps the production side of its work in-house while helping healthcare organizations, schools, nonprofits and businesses communicate with their audiences.
Graphic Visions is a Gaithersburg, Maryland graphic arts and exhibit production firm that takes projects from design through in-house printing and fabrication. With more than 25 years in the industry, the veteran-owned company operates a 15,000-square-foot facility staffed by 40 media professionals and serves government and commercial clients, including more than 50 federal agencies. Its CPL-certified production operation is built for secure, deadline-driven government work, while its end-to-end model keeps creative and physical production under one roof.
Founded by Carlito Fustino in 2008 after he saw how costly memorials could be, Gravestones and Memorials creates affordable grave markers and headstones for families honoring loved ones. The Lexington Park, Maryland, company is veteran-owned and is especially noted for custom laser-etched photo memorials on black granite, with design proofs approved before production. It works with trained memorial engravers and offers nationwide shipping.