Pinnacle Construction Co. Address 3707 Valley Brook Dr. Wilmington, DE 19808 Office Phone 302-239-4232 Cell Phone 302-530-1313 We accept credit cards Visa, Master Card, Discover & America Express 3707 Valley Brook Dr, Wilmington, DE 19808, USA View on Google Maps Schedule Your Free Estimate Today First Name * Required Last Name * Required Phone * RequiredEmail * Required Message