JJG is celebrating 50 years of partnering with communities and offering client-focused solutions.  Since 1958, we have embraced core values of service, lasting client relationships, and personal and professional integrity.

JJG is a one-stop source for engineering, planning, and consulting services to help clients develop community-based solutions for all aspects of community life. Our services include: transportation, water, wastewater, tunneling and geotechnics, site development, landscape architecture, community planning, management consulting, land planning, program management, construction management, operations, information management, communications, finance, survey, ecology, water resources, and storm water management.

We strive to improve quality of life, protect natural resources and better the environment we all live in by building longstanding relationships with the communities we serve.  Based in metro Atlanta, JJG has offices in Georgia, Florida, South Carolina, North Carolina, Tennessee, Louisiana, Ohio, and Indiana.

We are more than an engineering firm. Our team includes dynamic professionals passionate about tackling challenges and generating “real-world” solutions. 
JJG integrates a broad range of services within one organization, offers comprehensive approaches to clients, and provides limitless advancement opportunities for employees.