Top 100 Business Consulting Companies in Ontario
The Best of December 2025Looking for a top consulting firm in Ontario?
Consulting firms provide in-depth knowledge and understanding in relation to the client’s industry, technology, and processes. Having this kind of business partner empowers companies to make the best decisions for the business. They provide technical and corporate assistance, helping you resolve your challenges regardless of the industry you’re in.
Consulting firms provide a wide range of services, from creating business strategies to solidifying operational processes. Take your company to the next level by partnering with a firm today. Their knowledge and expertise are valuable assets for every business.
To assist you in your search for a partner, we’ve compiled this list of the top consulting companies in Ontario. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Ontario Business Consulting Firms
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61Undisclosed50 - 249 employeesToronto, CanadaBusiness Consulting company Trindent Consulting is located in Toronto, Canada. Launched in 2008, the team focuses on Business Consulting and Financial Consulting.Read More
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62$1,000+250 - 999 employeesMississauga, CanadaPV Realty Advisors is a Business Consulting company. Their midsize team is in Mississauga, Canada and provides Business Consulting. The company was established in 2019.Read More
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63Undisclosed2 - 9 employeesToronto, CanadaTidal Equality is a Business Consulting company in Toronto, Canada. They focus on Business Consulting.Read More
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64$1,000+250 - 999 employeesMississauga, CanadaSentral HVAC Plumbing is a Mississauga, Canada-based Business Consulting company. They specialize in Business Consulting and Commercial Property Management and were launched in 2007.Read More
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65$1,000+2 - 9 employeesToronto, CanadaLaunched in 2020, Altitude B2B Consultants Inc., is a Business Consulting company. The firm specializes in Business Consulting and Business Continuity Management.Read More
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66Undisclosed2 - 9 employeesSarnia, CanadaLaunched in 2010, RK Fischer & Associates is a Business Consulting company. The team offers Business Consulting and Financial Consulting.Read More
Industries
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67$5,000+2 - 9 employeesToronto, CanadaInnovia Partners is a Business Consulting company in Toronto, Canada. Established in 2004, the team offers Business Consulting and Financial Consulting.Read More
Industries
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68$1,000+2 - 9 employeesOttawa, CanadaStratoGrid Advisory is a Business Consulting company. Their team is based in Ottawa, Canada. The company specializes in Business Consulting.Read More
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69Undisclosed2 - 9 employeesToronto, CanadaLocated in Toronto, Canada, ALC Strategic Consulting & Executive Coaching is a Business Consulting company. They offer Business Consulting and Marketing Strategy.Read More
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70$5,000+2 - 9 employeesLondon, CanadaReimar Group Consulting, a Business Consulting company, was established in 2004. Located in London, Canada, the team focuses on Business Consulting and Market Research.Read More
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71Undisclosed10 - 49 employeesBurlington, CanadaQuality Smart Solutions, a small Business Consulting company, is headquartered in Burlington, Canada. The team offers Business Consulting.Read More
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72Undisclosed50 - 249 employeesToronto, CanadaEstablished in 2000, Omerta Investments is a midsize Business Consulting and Commercial Brokerage Services company. Their services include Business Consulting and Commercial Brokerage Services.Read More
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73Undisclosed10 - 49 employeesOttawa, CanadaKanata Renovations is a Business Consulting company. The team offers Business Consulting, and the firm is located in Ottawa, Canada and Ottawa, Canada.Read More
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74Undisclosed2 - 9 employeesOttawa, CanadaPatten Solutions Inc, a Business Consulting company, was launched in 2023. The firm specializes in Business Consulting.Read More
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75$5,000+10 - 49 employeesToronto, CanadaDesa Global Leadership is a small Corporate Training & Coaching company founded in 2014. Their team focuses on Corporate Training & Coaching and Business Consulting.Read More
Industries
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76$1,000+10 - 49 employeesMississauga, CanadaIT strategy consulting company BALANCED+ was launched in 2008. Their small team is in Mississauga, Canada and Vancouver, Canada and offers IT strategy consulting, BI & big data consulting & SI, ERP consulting and SI, Application Management & Support, and more.Read More
Clients
STS Capital Partners Lush Cosmetics Aluminum Window Designs Matcor Matsu -
77$5,000+10 - 49 employeesBarrie, CanadaDigid Inc. Is a Business Consulting company established in 2021. The small team focuses on Business Consulting and Digital Strategy.Read More
Industries
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78$5,000+2 - 9 employeesKitchener, CanadaTWELVE TWENTY ONE ILLUSTRATION is a Business Consulting company in Kitchener, Canada. Their services include Business Consulting.Read More
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79Undisclosed2 - 9 employeesToronto, CanadaUNI Cost Management Inc. Is a Business Consulting company. The Toronto, Canada-based firm was launched in 1999. Their team specializes in Business Consulting.Read More
Industries
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80Undisclosed10 - 49 employeesMississauga, CanadaOnline Business Registry is a Business Consulting company. They were launched in 2024 and offer Business Consulting and Corporate Law.Read More
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81$50,000+10 - 49 employeesToronto, CanadaGravitas Consulting is a Business Consulting company. Their small team is in Toronto, Canada. Their services include Business Consulting and IT strategy consulting.Read More
Industries
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82Undisclosed10 - 49 employeesToronto, CanadaChallenge Factory is a Business Consulting and Corporate Training & Coaching company. The team provides Business Consulting and Corporate Training & Coaching and is headquartered in Toronto, Canada.Read More
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83Undisclosed250 - 999 employeesToronto, CanadaProcom is a midsize IT staff augmentation company launched in 1978. Their services include IT staff augmentation and Staffing.Read More
Industries
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84Undisclosed10 - 49 employeesVaughan, CanadaCustomerization is a Vaughan, Canada-based CRM consulting and SI and Business Consulting company. They focus on CRM consulting and SI and Business Consulting.Read More
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85$1,000+50 - 249 employeesVaughan, CanadaAYA Staffing is a Business Consulting and Staffing company. The team is headquartered in Vaughan, Canada, and their services include Business Consulting and Staffing.Read More
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86$5,000+2 - 9 employeesToronto, CanadaEstablished in 2020, Sostanza Inc is a small Business Consulting company. Their services include Business Consulting.Read More
Industries
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87$50,000+10 - 49 employeesCarrying Place, CanadaFlying V Technest is a Business Consulting company based in Carrying Place, Canada. Founded in 2016, the team provides Business Consulting.Read More
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88$1,000+2 - 9 employeesToronto, CanadaGerofsky Group Strategic Consulting is a Business Consulting company established in 2020. Their services include Business Consulting and Marketing Strategy.Read More
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89$1,000+2 - 9 employeesToronto, CanadaMM Business Plans is a Business Consulting company. Founded in 2024, the firm is based in Toronto, Canada. Their team offers Business Consulting.Read More
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90Undisclosed50 - 249 employeesPeterborough, CanadaGauvreau Accounting Tax Law Advisory is an Accounting company. The Peterborough, Canada-based agency was founded in 2008. Their services include Accounting and Business Consulting.Read More
Industries
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