Training & Continuing Education for HVAC & Plumbing

VR and 3D simulation training for HVAC and skilled trades technicians

Interplay Learning is an online and VR simulation-based training platform for HVAC, plumbing, electrical, solar, and facilities maintenance technicians. Its 3D simulations, video courses, and certification prep (EPA 608, NATE, HVAC Excellence) let shops onboard new hires and upskill experienced techs at scale.

The HVAC industry's gold-standard technician certification

NATE (North American Technician Excellence) is the HVACR industry's largest nonprofit certification body. Its exams, including Core, Specialty, Ready-to-Work, and the modular CHP-5 pathway, are the most widely recognized credentials for HVAC technicians and a common hiring and marketing benchmark for contractors.

The business-growth network for serious plumbing, HVAC, and electrical contractors

Member-based business coaching, training, and purchasing network for plumbing, HVAC, and electrical contractors that includes access to vetted group benefits, insurance, and vendor programs.

HVAC, plumbing, and electrical business coaching that drives profit and growth

Business Development Resources (BDR) is a coaching and training company built exclusively for HVAC, plumbing, and electrical contractors. Through Profit Coach, Emerging Business Academy, and role-specific training for owners, service managers, CSRs, and technicians, BDR helps contractors systematically improve profitability, cash flow, and operations.

Largest U.S. issuer of EPA 608 and HVAC Excellence credentials

ESCO Institute and its HVAC Excellence division are the largest U.S. issuers of EPA Section 608 certification, along with a broad catalog of employment-ready HVACR credentials, program accreditation, and educator CEUs. ESCO supplies standardized training manuals, exams, and curriculum to trade schools and contractors nationwide.

Nonprofit HVAC business training, coaching, and the Cracking the Code series

EGIA Contractor University is an on-demand business training and coaching platform for HVAC, plumbing, and home-services contractors. It features the Cracking the Code streaming series, one-on-one coaching access, and a curriculum built around sales, operations, finance, and leadership for growing trade businesses.

The contractor growth accelerator: training, coaching, and peer networks for home services

Service Nation / Service Roundtable is a membership organization for HVAC, plumbing, electrical, and home-services contractors. It bundles a massive on-demand training library, peer networking, vendor rebates, and higher-tier coaching through Service Nation Alliance into a single low-cost monthly membership.

HVACR's longest-running technical society for technician training and certification

RSES (Refrigeration Service Engineers Society) is a nonprofit technical society providing training, certification preparation, and continuing education to HVACR technicians across North America. Through local chapters, self-study courses, and nationally recognized credentials (CM and CMS), RSES has supported the professional development of service technicians since 1933.

Low-cost online EPA Section 608 certification, available 24/7

Mainstream Engineering is a long-running Rockledge, Florida engineering firm whose EPATest.com brand offers low-cost online EPA Section 608 certification. With both open-book (Type I) and proctored options available 24/7, it's a widely used path for HVAC techs certifying on refrigerant handling.