Inside the 2nd Annual Power of Style Luncheon

Ashley Greene

The Twilight star stunned in a Valentino floral embroidered dress, which she told The Hollywood Reporter she was "obsessed" with and described as having the perfect balance between being "pretty, but not super-girly."

Cobie Smulders and Yelena Katchan

Smulders (left) and Valentino's events and marketing manager Yelena Katchan.

Blair Rich, Sue Kroll and Veronika Kwan Vandenberg

The president of worldwide marketing and international distribution at Warner Bros. Pictures (flanked by Blair Rich, left, and Veronika Kwan Vandenberg) arrived in a Nina Ricci jacket, Tom Ford pants, Dries Van Noten shoes and Irene Neuwirth earrings with a Celine bag.

Carol McColgin, Ashley Greene, Merle Ginsberg

THR's style editor Carol McColgin (left) and THR's senior style writer Merle Ginsberg (both styled in Valentino) posed with the Twilight actress (center).

Blair Kohan

The UTA agent arrived in an Isabel Marant top, purple Prada pants and Stella McCartney sandals.

Blair Rich and Blair Kohan

Warner Bros.' Rich (left) -- who wore a Nina Ricci dress, Alexander McQueen jacket, Tabitha Simmons shoes and a Lanvin necklace -- enjoyed Kohan's company.

Degen Pener and Veronika Kwan Vandenberg

THR's culture editor Degen Pener and Warner Bros. Pictures president of international distribution Veronika Kwan Vandenberg, who wore an Armani blazer, black Thierry pants, Elie Tahari blouse and Christian Dior heels.

Erin Weinger and Degen Pener

THR's online style editor Erin Weinger raised a glass with the dapper Pener.

Jonathon Aubry

Jonathon Aubry, THR's vp, consumer, thanked Hollywood's most powerful and stylish female execs for attending the chic luncheon and supporting the charity Dress for Success -- a nonprofit organization devoted to helping disadvantaged women get back into the work force by providing professional attire.

Kathy Gohari

Kathy Gohari, GM of the Valentino flagship boutique on Rodeo Drive, expressed her appreciation and thanked the high-level female execs for taking time out of their busy days to attend the intimate luncheon. Before taking a seat, Gohari brought up actress Cobie Smulders to the front where she stated, "I can't stop thinking about your legs in that dress!"

Keri Selig and Merle Ginsberg

Intuition Productions' Keri Selig, left, who donned a fitted Diane von Furstenberg dress, Christian Louboutin heels and Michael Kors watch, mingled with THR's senior style writer.

Laura Myones Ruf, Ashley Greene, Donna Langley

From left: Publicist Laura Myones Ruf, actress Ashley Greene and Universal's Donna Langley sat next to each other during the event, where they enjoyed a three-course meal, including a delicious kale salad, plate of chicken roulade or mushroom risotto, and delectable, bite-sized desserts.

Leslie Siebert and Molly Madden

The Gersh Agency's senior managing partner Leslie Siebert, left, and 3 Arts' Molly Madden toasted the fancy affair honoring Hollywood's power women. Siebert arrived in a Margiela jacket, J Brand pants, Balenciaga shoes and Hermes purse, while Madden wore a Hung On U bag by Patti Hansen, Christian Dior cardigan, black Michael Kors dress, Coach shoes and SAMA glasses.

Merle Ginsberg

The ever-so-chic Merle Ginsberg, who authored THR's feature style story "Power Dressing at the Top of the Ladder," noted that she enjoyed being able to use the words "powerful and feminine" in the piece, which featured women from Warner Bros., Fox and WME.

Nancy Lesser and Debra Langford

Nancy Lesser, left, HBO's senior vp media relations, went with her signature black outfit (Armani on top and Thierry on bottom), while taking a photo with Dress for Success' Debra Langford.

Trisha Cardoso

Showtime's executive vp corporate communications Trisha Cardoso attended the luncheon in Topshop slacks, Vince top, Tod bracelets, vintage charms and Christian Dior pumps.

Tyler Moss Del Vento and Yelena Katchan

Tyler Moss Del Vento, (left, in Valentino), THR's executive director of fashion, beauty and luxury, and Valentino's Yelena Katchan went for an all-black classic look.

Sue Kroll and Janice Min

THR editorial director Janice Min (right), dressed in Valentino, with Warners' Sue Kroll.

Veronika Kwan Vandenberg, Jill Heisler, Tamsin Lonsdale

From left: Veronika Kwan Vandenberg, president of international distribution at Warner Bros. Pictures, Jill Heisler of Pernod Ricard, a sponsor of the event, and guest Tamsin Lonsdale.

Valentino Boutique

Guests were greeted with glamorous Valentino gowns as they headed to the second floor for the chic event.

Valentino Gift Bag

The attendees were gifted with black Valentino shades before heading back to their respective jobs filled with meetings, events, and of course, their stylish outfits.