Corevac is a recognized leader
in providing underground construction services using vacuum excavation, directional drilling, coring and keyhole technologies to utility and municipal industries in the midwest and throughout the
United States.

Corporate headquarters in Oostburg, Wisconsin with locations in Milwaukee and Appleton.

• Leaders in keyhole technology
• Competitive prices
• Unparalleled reliability

These are the qualities we bring to our customers... guaranteed.

Corevac, LLC offers our
customers 24 hour service,
7 days a week, 365 days a year.

Contact Corevac
(920) 564-3400 office

24/7 Emergency
Excavation Dispatch
(920) 547-0965

Corevac, LLC
W2385 County Rd A South
Oostburg, WI 53070
(920) 564-3401 fax

Corevac, LLC BBB Business Review

Privacy, Cookies and Data Collection

Who We Are
Corevac, LLC
W2385 County Rd A South, Oostburg, WI 53070
(920) 564-3401

Notice of Data Collection
This website ( may collect user data including IP addresses and visitor data, such as pages you visited during your time here. The services we use to host this website are believed to be GRPD compliant and use proper measures to keep your data secure. We do not store your information ourselves or share your information knowingly with any third parties.

To opt out of all data collection, please do not fill out any forms, leave any comments or sign up for our emails while visiting this website.

If at any time you wish to have your personal data deleted, please email

We do not use analytics tracking

Cookies Policy uses cookies. By using this website, you consent to the use of cookies. Our Cookies Policy explains what cookies are, how we use cookies, how third­ parties we may partner with may use cookies on this website, your choices regarding cookies and further information about cookies.

What are cookies
Cookies are small pieces of text sent by your web browser by a website you visit. A cookie file is stored in your web browser and allows our website or a third­ party to recognize you and make your next visit easier and more useful to you. Cookies can be “persistent” or “session” cookies.

How uses cookies
When you use and access, we may place a number of cookies files in your web browser. We use cookies for the following purposes: to enable certain functions of this website, to provide analytics, to store your preferences if you are a logged in user, to enable advertisements delivery, including behavioral advertising. We use both session and persistent cookies on and we use different types of cookies, including essential cookies. We may use essential cookies to authenticate users and prevent fraudulent use of user accounts.

Third ­party cookies
In addition to our own cookies, we may also use various third­ parties cookies to report usage statistics, deliver advertisements on and through the website, and so on. This website uses:

HighSlide Photo Gallery

What are your choices regarding cookies
If you’d like to delete cookies or instruct your web browser to delete or refuse cookies, please visit the help pages of your web browser. Please note, however, that if you delete cookies or refuse to accept them, you might not be able to use all of the features we offer, you may not be able to store your preferences, and some of our pages might not display properly.

Where can you find more information about cookies
You can learn more about cookies and the following third ­party websites:
● AllAboutCookies:
● Network Advertising Initiative: