C.M.

C.M. v. Sims CA4/2

Good Law
Court of Appeal of CaliforniaJune 6, 2025E084079California2,163 words

Opinion

Opinion

BACKGROUND

In March 2023, C.M. applied for a civil harassment restraining order against Sims.

C.M. was in a romantic relationship with Matthew Sieleman. Sims is Sieleman’s former

romantic partner, and Sims and Sieleman have a daughter.

In support of C.M.’s application for the restraining order, C.M. described incidents

in which Sims had appeared at C.M.’s home uninvited and had followed Sieleman and

C.M. in her car. During the car incident, Sims tailed Sieleman and C.M.’s car, flashed

her lights and honked her horn, and attempted to force their car onto the side of the road.

C.M. also attested that Sims sent text messages to Sieleman threatening to accuse C.M. of

kidnapping and driving while intoxicated, without any evidence or support. Sims then

repeatedly contacted C.M.’s employer (in person, by phone, and by email) and falsely

accused C.M. of the same crimes, threatened to report C.M. to the California State Bar,

and requested that the employer present C.M. for questioning by Sims. Sims also

emailed C.M. directly, asking whether she would submit to questioning by Sims and

stating that Sims would appear at her house with a “‘public authority.’” In addition,…

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