Hi Bram,

I have replied to this ticket with more details:

https://webwizards.ticksy.com/ticket/2672746

I will post the snippet here as well: since this ticket is public perhaps it can help more people:

add_action('plugins_loaded', function(){
            if (get_user_meta(get_current_user_id(),'b2bking_account_type', true) === 'subaccount'){
                add_filter( 'woocommerce_get_price_html', 'b2bking_hide_prices_subaccounts', 99999, 2 );
                add_filter( 'woocommerce_variation_get_price_html', 'b2bking_hide_prices_subaccounts', 99999, 2 );
                function b2bking_hide_prices_subaccounts( $price, $product ) {
                    return '';
                }
                // Hide prices on cart page
                add_filter( 'woocommerce_cart_item_price', 'b2bking_hide_prices_cart_subaccounts', 99999, 3 );
                add_filter( 'woocommerce_cart_item_subtotal', 'b2bking_hide_prices_cart_subaccounts', 99999, 3 );
                add_filter( 'woocommerce_cart_subtotal', 'b2bking_hide_prices_cart_subaccounts', 99999, 3 );
                add_filter( 'woocommerce_cart_total', 'b2bking_hide_prices_cart_subaccounts', 99999, 3 );
                function b2bking_hide_prices_cart_subaccounts(){
                    return 'Cart';
                }
                // Hide cart totals entirely
                remove_action( 'woocommerce_cart_collaterals', 'woocommerce_cart_totals', 10 );
                remove_action( 'woocommerce_checkout_order_review', 'woocommerce_order_review', 10 );
                remove_action('woocommerce_thankyou', 'woocommerce_order_details_table', 10);
                // Hide "on sale" flash badge
                add_filter( 'woocommerce_sale_flash', '__return_false' );
                // Hide coupon
                add_filter( 'woocommerce_coupons_enabled', '__return_false' );
                // If go to checkout page, redirect to cart
                add_action( 'template_redirect', 'b2bking_cart_redirect_to_checkout', 100 );
                add_filter('woocommerce_get_formatted_order_total', function($price){
                    return 'Order';
                });
                remove_action( 'woocommerce_email_order_details', array( WC()->mailer(), 'order_details' ), 10 );
                function b2bking_cart_redirect_to_checkout(){
                    // only for checkout
                    if ( ! is_cart() ) return; 
                        wp_redirect( get_permalink( wc_get_page_id( 'checkout' ) ) ); // redirect to cart.
                    exit();
                }
            }
        });