Make changes to our Wordpress website

I need a few quick things done on my Wordpress website... [login to view URL] the current header with a newer header. [login to view URL] fonts plugin for the worpress. We want to have looking fonts on the website when changing our content. [login to view URL] landing & squeeze page plugin for our wordpress. Setup landing & squeeze page plugin for our wordpress with our header & information. [login to view URL] calculator to perform two different functions. ( we will provide screen shots of examples. You can use plugin or widget for the calculator.. It has look good on the website. The 1st calculator has to calculator: Sales Price, Commission cost & Comparison to our commission cost giving Total saving. The 2nd calculator to calculate buyer rebate from sales price, rebate of 1% of any sales price to display a total rebate to buyer. We want expertise wordpress people . We will not release high milestones.