UTalkMarketing said 48 per cent of those surveyed by Forbes thought search engine marketing brought in the most online conversions. Over half of marketers working with budgets of £1 million or more felt the same.
Furthermore, SEO was ranked as one of the best ways to build a brand online, alongside website or page sponsorship, the site said.
Marketers are also gearing their budgets towards more search engine marketing as they anticipate the end of the recession. SEO was named with email marketing and pay per click ads in the spending priorities for the six months from March 2009.
Jon Smith of Aedgency Cashback said SEO has become "business critical" as it can push a page into the "coveted" first 12 positions on a search engine list, ahead of the competition.
"Search engine optimisation takes time and effort, but the rewards of a successful strategy are more customers, more revenue and dominance over your market," he commented.
A recent poll conducted by Forrester Research found over 80 per cent of marketers currently use search engine optimisation.
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