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We’ve been litigators since the firm's founding in 1985, with countless successful cases to our name. Our clients can count on our team to effectively manage their case. When our lawyers are involved in a case, we help our clients successfully resolve matters as quickly and efficiently as possible.


Water & Administrative Law

Let Hennighausen Olsen & McCrea, L.L.P. be the solution for your water and administrative law needs. By combining a fundamental understanding of the big picture with the complexity of daily interactions and experiences, our lawyers provide proactive solutions to a diversity of clients. Our partners and associates are involved in some of the most innovative, sophisticated, and complex water law cases in New Mexico.

Transactions &

Proactive Planning

Have a contract you want reviewed? Want to complete your will or create a trust? Are you starting a new business?
We are ready to help.
Hennighausen Olsen & McCrea, L.L.P. has lawyers ready to advise potential and existing clients . We are proud to extend our legal experiences to help serve clients across New Mexico.

Discussing the Numbers



Hennighausen Olsen & McCrea, L.L.P. is a full service, dynamic, and trustworthy law firm that specializes in a variety of legal disciplines. We have been providing complete legal service to the Roswell area since 1985. Since our founding, we have focused on providing our diverse client base big firm legal services in a boutique legal setting. We are happy to announce a second location in Ruidoso. 

Contact Us

We offer a parking lot on the west side of Richardson Avenue for our potential and existing clients. Additional parking can be accessed via the alleyway.


604 N. Richardson Ave., Roswell, NM 88201



Roswell - (575) 624-2463

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