
Accelerator Centre

Miovision, Clearpath Robotics, Kik and Axonify are just some of the examples of successful organizations that tapped into AC's resources.
Communitech
Communitech originated back in 1997 in an attempt to raise the region's profile with high tech companies. Boy, did they succeed! Today Communitech can help tech companies attract talent, acquire customers, provide a workspace among many other services.Plus being located the Tannery building at the heart of Kitchener downtown startup core, it is a great place to get started and run into fellow techies along the way!
Waterloo Region Small Business Centre

There are plenty of learning modules/classes available for all sorts of functions (who doesn't like coding, am I right?!) as well.
Velocity (University of Waterloo)
Velocity is located in UofW and has a number of programs that help entrepreneurs in various aspects of getting started:- Velocity Residence: a dorm for University of Waterloo students who wish to learn more about building a startup or work on their current companies.
- Velocity Alpha: a series of workshops, panels and sessions that runs each term to help educate people about building a successful business.
- Velocity Science: a partnership with the Faculty of Science to provide a discovery lab, mentoring and coaching for any student with a life or materials science startup.
- Velocity Fund: created to provide seed funding and pitch experience to companies.
- Velocity Garage: a 7,000 square feet of free workspace and a peer community for more than 30 software startups.
- Velocity Foundry: a 11,000 feet of free workspace and a peer community for more than 30 hardware startups
Innovation + Entrepreneurship (Wilfrid Laurier University)
The innovation + Entrepreneurship program partners with the Accelerator Centre and Communitech organizations in order to provide free workspaces and events to it's members. A neat thing about this is that school Alumni are used as mentors of exemplary entrepreneurship. It is no surprise since some of them have founded well-recognized companies of today: Steam Whistle Brewery, Challenger, Auvik Networks and Plasticity Labs.
Centre for Entrepreneurship (Conestoga College)

The Centre for Entrepreneurship partenrs with RBC, BMO, Scotiabank and Great West Life to provide external resources of information to ensure a comprehensive offering to any aspiring entrepreneur!
There you have it! I hope this list can help you narrow down the right resources right for your business. As always let me know if there is something I missed. The more resources we can provide to each other the more likely a startup is to make it long-term.