Top 100 Business Consulting Companies in Ontario
The Best of July 2026Looking 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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121$25,000+10 - 49 employeesKitchener, CanadaBison & Bird is a Calgary, Canada-based Digital Strategy company. The small company was established in 2020. Their services include Digital Strategy, Product Design, Artificial Intelligence, and Business Consulting.Read More
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122Undisclosed2 - 9 employeesMississauga, CanadaAgile Konsult is a Business Consulting and Corporate Training & Coaching company founded in 2016. The team offers Business Consulting and Corporate Training & Coaching.Read More
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123$5,000+2 - 9 employeesBurlington, CanadaBusiness Consulting and Corporate Training & Coaching company Golden Lasso Consulting was launched in 2013. The firm specializes in Business Consulting and Corporate Training & Coaching.Read More
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124$5,000+10 - 49 employeesToronto, CanadaICA Associates Inc., a small Corporate Training & Coaching company, is based in Toronto, Canada. Their services include Corporate Training & Coaching and Business Consulting.Read More
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125$10,000+2 - 9 employeesToronto, CanadaIvory Business Solutions is a Market Research company located in Toronto, Canada. The team focuses on Market Research and Marketing Strategy.Read More
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126Undisclosed2 - 9 employeesKitchener, CanadaConnect Us, a Business Consulting company, is located in Kitchener, Canada. The team specializes in Business Consulting and Advertising.Read More
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127$25,000+10 - 49 employeesOttawa, CanadaCAMTS is a Business Consulting company. They are located in Ottawa, Canada and have small team. Their team specializes in Business Consulting and Corporate Training & Coaching.Read More
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128Undisclosed10 - 49 employeesMarkham, CanadaIWI Consulting Group is a small Markham, Canada-based ERP consulting and SI company. Their services include ERP consulting and SI and cloud consulting & SI.Read More
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129Undisclosed50 - 249 employeesToronto, CanadaRead More
Headquartered in Toronto, Canada, Fuller Landau LLP is an accounting company. The midsize firm was launched in 1948. Their team specializes in accounting and business consulting.
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130$100,000+10 - 49 employeesWaterloo, CanadaSalesEvolve is a Marketing Strategy company. Launched in 2012, the firm is headquartered in Waterloo, Canada. Their services include Marketing Strategy and CRM consulting and SI.Read More
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131Undisclosed2 - 9 employeesToronto, CanadaFounded in 2019, Altmaven Capital is a small Business Consulting company. Their services include Business Consulting and Financial Advising & Planning.Read More
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132$5,000+50 - 249 employeesToronto, CanadaCloudJunction Advisors is a cloud consulting & SI company. The Toronto, Canada-based company was launched in 2017. Their team specializes in cloud consulting & SI and CRM consulting and SI.Read More
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133$1,000+2 - 9 employeesToronto, CanadaRigor, a Business Consulting company, is in Toronto, Canada. They offer Business Consulting and UX/UI Design and were founded in 2019.Read More
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134$5,000+2 - 9 employeesToronto, CanadaJohn Moakler is a Business Consulting and Financial Advising & Planning company. Their team is located in Toronto, Canada. The firm provides Business Consulting and Financial Advising & Planning.Read More
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135$1,000+2 - 9 employeesNorth Bay, CanadaThe KMR's Consulting is a Business Consulting company. The company is based in Agege, Nigeria and North Bay, Canada. Their team focuses on Business Consulting and Social Media Marketing.Read More
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136Undisclosed250 - 999 employeesGuelph, CanadaMarketing Strategy company Shift Paradigm is headquartered in Austin, Texas and Scottsdale, Arizona. They provide Marketing Strategy and cloud consulting & SI and were founded in 2010.Read More
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137Undisclosed2 - 9 employeesHamilton, CanadaProfessional Cannabis Consulting is a Business Consulting company. They are located in Hamilton, Canada and have small team. Their team specializes in Business Consulting and Branding.Read More
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138Undisclosed2 - 9 employeesOakville, CanadaRead More
Paul Gupta and Associates is an accounting firm founded in Oakville, Canada with no more than 10 experts. They offer accounting and business consulting solutions to various clients.
Clients
Oncor Solutions Inc. -
139Undisclosed10 - 49 employeesToronto, CanadaConversion Optimization company GrowthGenius was founded in 2016. The firm focuses on Conversion Optimization and Email Marketing.Read More
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140$250,000+10 - 49 employeesGuelph, CanadaINAC Services Limited is a small Commercial Financing company founded in 1987. Their services include Commercial Financing and Funding & Investment.Read More
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141$5,000+2 - 9 employeesToronto, CanadaBranding firm Maple Designs specializes in Branding and Web Design. They were launched in 2013.Read More
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142$1,000+2 - 9 employeesCambridge, CanadaUpSide Accounting, an Accounting company, was launched in 2012. The team focuses on Accounting and Business Consulting and is in Cambridge, Canada.Read More
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143$5,000+10 - 49 employeesMarkham, CanadaLaunched in 2018, OneHub Business Consulting is a Business Consulting company. The team specializes in Business Consulting and Marketing Strategy and is in Markham, Canada and Richmond, Canada.Read More
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144$1,000+10 - 49 employeesToronto, CanadaAD Hennick is a small Toronto, Canada-based Business Consulting company. The team specializes in Business Consulting and Funding & Investment.Read More
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145Undisclosed10 - 49 employeesToronto, CanadaFounded in 2015, Diversio EDU is a Corporate Training & Coaching company. The team offers Corporate Training & Coaching and HR Consulting.Read More
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146$1,000+2 - 9 employeesVaughan, CanadaPW Business Support Services is a Vaughan, Canada-based Email Marketing company. Their services include Email Marketing and Business Consulting.Read More
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147$10,000+10 - 49 employeesBurlington, CanadaFounded in 2013, ICRB Consulting is a small Market Research company. Their team provides Market Research and Business Consulting.Read More
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148Undisclosed50 - 249 employeesBurlington, CanadaLaunched in 1940, DURWARD JONES BARKWELL & COMPANY LLP is an Accounting company. The midsize team focuses on Accounting and Business Consulting.Read More
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149$1,000+2 - 9 employeesOakville, CanadaMartel Growth Partners is a Business Consulting company. The small team is in Oakville, Canada. Their services include Business Consulting, Finance & Accounting Outsourcing (FAO), AI Consulting, Digital Strategy, and more.Read More
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150Undisclosed2 - 9 employeesOshawa, CanadaBusiness Consulting company iDatascientist is in Oshawa, Canada. They specialize in Business Consulting and BI & big data consulting & SI and were founded in 2024.Read More
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