Photo credits

The engineering service images on Ashler's marketing website have been resized for display. Sources and commercial-use licenses are listed below.

• Environmental Engineering: the card references Topaz Solar Farm in San Luis Obispo County, CA. Displayed representative solar-energy image: Photo of Solar Panels, available under the Pexels license.
• Mechanical Engineering: the card references LA Metro's Regional Connector Transit Project. Displayed representative tunnel image: Green Light in Tunnel, available under the Pexels license.
• Testing & Compliance: the card references a Wilmington, DE water treatment plant. Displayed representative water-treatment image: Fish Farming with Water in Ponds in Countryside, available under the Pexels license.
• Power Engineering: the card references Pattern Energy's SunZia Wind Project. Displayed image: supplied source image. Usage rights are not stated by the source URL and should be confirmed before publication.
• Structural Engineering: the card references Hudson Yards. Displayed image: The Edge in Hudson Yards on the New York Skyline, available under the Pexels license.
• Civil Engineering: An Aerial Photography of the Arthur Ravenel Jr. Bridge, available under the Pexels license.