Multiple Loops in Genesis. https://sridharkatakam.com/multiple-loops-genesis/

page-portfolio-and-projects.php

<?php

add_action( 'genesis_loop', 'sk_do_loop' );
/**
 * Outputs a custom loop
 *
 * @global mixed $paged current page number if paginated
 * @return void
 */
function sk_do_loop() {

	// Loop 1
	$args1 = (array(
		'post_type'      => 'portfolio',
		'posts_per_page' => 3,
		'no_found_rows' => true
	));

	echo '<h2 class="loop-title">Portfolio</h2>';

	genesis_custom_loop( $args1 );

	// Loop 2
	$args2 = (array(
		'tag'      => 'project',
		'posts_per_page' => 6,
		'no_found_rows' => true
	));

	echo '<h2 class="loop-title">Projects</h2>';

	genesis_custom_loop( $args2 );
}

genesis();

style.css

.loop-title {
	background-color: #000;
	color: #fff;
	margin-bottom: 40px;
	padding: 10px 20px;
}