The Google and Salesforce-backed sales and marketing software company has raised about $100m in venture funding so far.

US-based sales and marketing software producer HubSpot filed on Monday for an initial public offering of up to $100m.

Founded in 2006, HubSpot has raised just over $100m from backers including Google Ventures, internet company Google’s corporate venturing fund, cloud computing company Salesforce, Charles River Ventures, Sequoia Capital, Altimeter Capital, Cross Creek Advisors, Matrix Partners, General Catalyst Partners and Scale Venture Partners.

The company’s major shareholders are General Catalyst, which holds a 27.1% stake, Matrix, which owns a 17.1%…