GEPR Energy Canada Inc., located in downtown Peterborough, specializes in renewable energy solutions and innovative power management systems. They offer expertise in solar and wind energy, providing valuable services for both residential and commercial clients in the community.

GRVTY Studio in historic East City offers small-group Pilates and functional strength training, helping Peterborough residents build strength safely, improve mobility, and move without pain. Their innovative approach blends TRX, weights, hammocks, and chairs, with specialized classes for active aging and women over 40, all within a supportive environment.

Gentry Apparel, a family-owned business operating for over 46 years, is a downtown Peterborough staple at 377 George Street North. They offer a wide selection of high-end men's and ladies' wear, including formal, business, and casual clothing, with an emphasis on Canadian-made options. Their specially trained staff provide a personalized shopping experience for quality apparel.

Located in downtown Peterborough's vibrant Café District, Gertis has been a local favourite since 2005, offering high-quality, thoughtfully prepared gastropub cuisine. Enjoy their welcoming atmosphere and diverse menu, featuring everything from acclaimed steak salads and Pulled Pork Gnocchi to delicious desserts, with options for various dietary needs and a pet-friendly patio.

A downtown Peterborough classic since 2005, Gerti's on Hunter Street West offers a beloved gastropub experience in the heart of the Café District. Known for its high-quality, diverse menu, locals rave about dishes like the steak salad and Pulled Pork Gnocchi, with plenty of gluten-free, vegetarian, and vegan options available. Enjoy the cozy atmosphere or relax on one of their two pet-friendly patios.

Ghost Taco on Chandler Crescent brings a fresh take on "unauthentic Mexican" cuisine to Peterborough, serving up bold, chef-inspired tacos and bowls with unique flavour combinations like Crispy Korean Tofu and Birria Quesa. They are also known for their accommodating and knowledgeable staff regarding gluten-free options, ensuring a delicious experience for everyone.

Glen Isle Agri-Services Inc., a family-run business in Keene on the north shore of Rice Lake, has been serving farmers since 1955. They provide high-quality hay, straw, and premium softwood shavings in bags or bulk, along with custom trucking and Pioneer Hi-Bred Seeds. This trusted agri-service company delivers essential feed and bedding materials for livestock and pets, as well as supplies for construction sites.

Golden Glow Tan has been a Peterborough staple since the early 90s, offering a variety of tanning beds and a Versa Spa sunless spray-tan booth. Located in the Parkway Plaza on Lansdowne Street West, their Smart Tan™ certified staff are dedicated to responsible tanning and customer satisfaction, with no appointments needed for services.

Goodies On Mews, located at 193 Simcoe Street Unit 5 in downtown Peterborough, is your go-to spot for a diverse selection of African, Middle Eastern, and Indian groceries. Locals appreciate their affordable prices, friendly service, and wide variety of halal and international food products, including Spanish spices and Arabic goods.

Goodwin Metal Products Ltd., a family-owned and operated business since 1918, has been a trusted name in Peterborough for over a century. Located on Edinburgh Street, they specialize in custom machining, driveshaft repair, millwrighting, and welding, exclusively sourcing Canadian steel and components. They provide quality repairs for farm, heavy, and industrial equipment, serving the local community with essential services.

Grady's Feet Essentials is a family-owned shoe store located at 231 King Street in Peterborough, offering a wide selection of comfortable footwear from top brands like Birkenstock, Blundstone, and New Balance. They provide expert fitting services, including a state-of-the-art foot scanner, and exceptional customer care, having served the community since 1984.